MVC
Calculator
Objective-C
Declaring and implementing objects
Sending messages between objects
Interface Builder
“Wiring up” objects to send messages to each other
Setting up the properties of objects
Xcode
Managing all your code
Running your application in the simulator
Encapsulation isolates the internal complexity of an object's operation from the rest of the application. Inheritance allows one class to reuse the state and behavior of another class. Polymorphism allows a client to treat different objects in the same way even if they were created from different classes and exhibit different behaviors.
C/C++ Programming interview questions and answers document discusses key concepts in C++ including encapsulation, inheritance, polymorphism, constructors, destructors, copy constructors, references, virtual functions, abstract classes, and memory alignment. The document provides definitions and examples to explain each concept.
The document discusses the module pattern, a design pattern for creating reusable components in JavaScript. It describes how the module pattern allows simulating privacy by wrapping code in immediately invoked function expressions (IIFEs) and returning objects instead of functions. This creates a private scope that is not accessible globally while exposing public APIs. Several examples are given of how different libraries like Dojo, jQuery, YUI, and ExtJS implement the module pattern.
Python is a general-purpose, high-level programming language created by Guido van Rossum. It is multi-paradigm, supports features like garbage collection, and focuses on readability and productivity. Python is widely used by companies like Google and NASA and for projects like Django and Pitivi.
Slides from Ajax Experience 2009. In this session:
- Object creation patterns
- Code reuse patterns
- Functional patterns
- More on object creation
- Design patterns
Some example patterns: object creation with literals and constructos, prototypes, inheritance and other code reuse patterns, lazy definition, callbacks, singleton, factory, classical and prototypal inheritance, namespaces, chaining, modules, static methods, private and privileged members
For more information, see:
http://jspatterns.com
My column in the JavaScript Magazine (http://jsmag.com)
Blog: http://phpied.com
1. Examining Microsoft .NET Framework class library
2. The Object Browser
3. Overriding Methods from System.Object class
4. Formatting Strings, Numbers, Currency and date values.
5. Using Streams and Files: Read and Write both Binary and Text Files, Using FileStream
6. Serialization and De-serialization.
From object oriented to functional domain modelingCodemotion
"From object oriented to functional domain modeling" by Mario Fusco
Malgrado l'introduzione delle lambda, la gran parte degli sviluppatori Java non è ancora abituata agli idiomi della programmazione funzionale e quindi non è pronta a sfruttare a pieno le potenzialità di Java 8. In particolare non è ancora comune vedere dati e funzioni usate insieme quando si modella un dominio di business. Lo scopo del talk è mostrare come alcuni principi di programmazione funzionale quali l'impiego di oggetti e strutture dati immutabili, l'uso di funzioni senza side-effect e il loro reuso mediante composizione, possono anche essere validi strumenti di domain modelling.
Managing the Evolution of Aspect-Oriented Software with Model-based Pointcutskim.mens
Presentation of our ECOOP 2006 paper:
A. KELLENS, K. MENS, J. BRICHAU & K. GYBELS.
Managing the Evolution of Aspect-Oriented Software with Model-based Pointcuts.
Proceedings of the European Conference on Object-Oriented Programming (ECOOP 2006), D. Thomas (Ed.), LNCS 4067, Springer-Verlag, pp. 501–525, 2006.
In spite of the more advanced modularisation mechanisms, aspect-oriented programs still suffer from evolution problems. Due to the fragile pointcut problem, seemingly safe modifications to the base code of an aspect-oriented program can have an unexpected impact on the semantics of the pointcuts defined in that program. This can lead to broken aspect functionality due to accidental join point misses and unintended join point captures. We tackle this problem by declaring pointcuts in terms of a conceptual model of the base program, rather than defining them directly in terms of how the base program is structured. As such, we achieve an effective decoupling of the pointcuts from the base program’s structure. In addition, the conceptual model provides a means to verify where and why potential fragile pointcut conflicts occur, by imposing structural and semantic constraints on the conceptual model, that can be verified when the base program evolves. To validate our approach we implemented a model-based pointcut mechanism, which we used to define some aspects on SmallWiki, a medium-sized application, and subsequently detected and resolved occurrences of the fragile pointcut problem when this application evolved.
Encapsulation isolates the internal complexity of an object's operation from the rest of the application. Inheritance allows one class to reuse the state and behavior of another class. Polymorphism allows a client to treat different objects in the same way even if they were created from different classes and exhibit different behaviors.
C/C++ Programming interview questions and answers document discusses key concepts in C++ including encapsulation, inheritance, polymorphism, constructors, destructors, copy constructors, references, virtual functions, abstract classes, and memory alignment. The document provides definitions and examples to explain each concept.
The document discusses the module pattern, a design pattern for creating reusable components in JavaScript. It describes how the module pattern allows simulating privacy by wrapping code in immediately invoked function expressions (IIFEs) and returning objects instead of functions. This creates a private scope that is not accessible globally while exposing public APIs. Several examples are given of how different libraries like Dojo, jQuery, YUI, and ExtJS implement the module pattern.
Python is a general-purpose, high-level programming language created by Guido van Rossum. It is multi-paradigm, supports features like garbage collection, and focuses on readability and productivity. Python is widely used by companies like Google and NASA and for projects like Django and Pitivi.
Slides from Ajax Experience 2009. In this session:
- Object creation patterns
- Code reuse patterns
- Functional patterns
- More on object creation
- Design patterns
Some example patterns: object creation with literals and constructos, prototypes, inheritance and other code reuse patterns, lazy definition, callbacks, singleton, factory, classical and prototypal inheritance, namespaces, chaining, modules, static methods, private and privileged members
For more information, see:
http://jspatterns.com
My column in the JavaScript Magazine (http://jsmag.com)
Blog: http://phpied.com
1. Examining Microsoft .NET Framework class library
2. The Object Browser
3. Overriding Methods from System.Object class
4. Formatting Strings, Numbers, Currency and date values.
5. Using Streams and Files: Read and Write both Binary and Text Files, Using FileStream
6. Serialization and De-serialization.
From object oriented to functional domain modelingCodemotion
"From object oriented to functional domain modeling" by Mario Fusco
Malgrado l'introduzione delle lambda, la gran parte degli sviluppatori Java non è ancora abituata agli idiomi della programmazione funzionale e quindi non è pronta a sfruttare a pieno le potenzialità di Java 8. In particolare non è ancora comune vedere dati e funzioni usate insieme quando si modella un dominio di business. Lo scopo del talk è mostrare come alcuni principi di programmazione funzionale quali l'impiego di oggetti e strutture dati immutabili, l'uso di funzioni senza side-effect e il loro reuso mediante composizione, possono anche essere validi strumenti di domain modelling.
Managing the Evolution of Aspect-Oriented Software with Model-based Pointcutskim.mens
Presentation of our ECOOP 2006 paper:
A. KELLENS, K. MENS, J. BRICHAU & K. GYBELS.
Managing the Evolution of Aspect-Oriented Software with Model-based Pointcuts.
Proceedings of the European Conference on Object-Oriented Programming (ECOOP 2006), D. Thomas (Ed.), LNCS 4067, Springer-Verlag, pp. 501–525, 2006.
In spite of the more advanced modularisation mechanisms, aspect-oriented programs still suffer from evolution problems. Due to the fragile pointcut problem, seemingly safe modifications to the base code of an aspect-oriented program can have an unexpected impact on the semantics of the pointcuts defined in that program. This can lead to broken aspect functionality due to accidental join point misses and unintended join point captures. We tackle this problem by declaring pointcuts in terms of a conceptual model of the base program, rather than defining them directly in terms of how the base program is structured. As such, we achieve an effective decoupling of the pointcuts from the base program’s structure. In addition, the conceptual model provides a means to verify where and why potential fragile pointcut conflicts occur, by imposing structural and semantic constraints on the conceptual model, that can be verified when the base program evolves. To validate our approach we implemented a model-based pointcut mechanism, which we used to define some aspects on SmallWiki, a medium-sized application, and subsequently detected and resolved occurrences of the fragile pointcut problem when this application evolved.
The document provides announcements and information about the CS193p Spring 2010 class. It discusses office hours for Paul and changes to Sonali's hours with Andreas taking over her Friday time slot. It notes issues with submitting homework due to disk space and moves the deadline for Assignment 2. It also provides guidance on finishing homework and getting help. It outlines the topics to be covered in today's class: the application lifecycle, view controller lifecycle, UINavigationController, and a demo continuation.
This document provides an overview and announcements for the CS193p Spring 2010 class. It covers topics like installing the SDK, homework assignments, communication methods, and an outline of topics to be covered in class that day, including Objective-C concepts like instance variables, methods, properties, memory management, and more. Students are reminded to submit homework and ask questions via email.
The document provides notes from a CS193p class on Wednesday, April 7, 2010. It covers topics including announcements, communication methods, Foundation frameworks like NSArray and NSDictionary, Objective-C concepts like protocols and delegates, memory management using reference counting, and a demo of an MVC collector app. It also lists the homework assignment to add variable support to the CalculatorBrain using Foundation classes and improve memory management.
The document discusses the String and StringBuffer classes in Java and their key methods. It covers fundamentals of characters and strings, the various String constructors, methods for comparing and locating substrings in strings, extracting substrings, concatenating strings, and converting between string and character array representations. The StringBuffer class is introduced as a mutable alternative to String for modifying string content. Example code demonstrates the use of many string methods.
This document discusses string handling in Java. It begins by explaining that strings are immutable objects of type String. It then discusses why strings are immutable and the security implications if they were mutable. The document also introduces the main string classes in Java and some common string operations like concatenation, comparison, searching and modifying strings. It provides examples for many string methods like length(), charAt(), equals(), indexOf() etc.
1) The document discusses the opportunity for technology to improve organizational efficiency and transition economies into a "smart and clean world."
2) It argues that aggregate efficiency has stalled at around 22% for 30 years due to limitations of the Second Industrial Revolution, but that digitizing transport, energy, and communication through technologies like blockchain can help manage resources and increase efficiency.
3) Technologies like precision agriculture, cloud computing, robotics, and autonomous vehicles may allow for "dematerialization" and do more with fewer physical resources through effects like reduced waste and need for transportation/logistics infrastructure.
The Six Highest Performing B2B Blog Post FormatsBarry Feldman
If your B2B blogging goals include earning social media shares and backlinks to boost your search rankings, this infographic lists the size best approaches.
Model-Driven Software Development - Introduction & OverviewEelco Visser
These are the slides for the introduction lecture of the course "Model-Driven Software Development" taught at Delft University of Technology in the academic year 2009-2010.
This document provides an overview of iOS app development fundamentals including Objective-C, the building blocks of iOS apps like classes and objects, architectural patterns like MVC, and connecting interfaces to code. It covers key concepts like properties, protocols, delegates, app states, and using Interface Builder to connect user interfaces to code using outlets and actions. The document is intended as training for a beginner iOS developer to learn iOS and Objective-C fundamentals on their first day.
This document provides an overview of C++ programming concepts including:
- Procedure-oriented programming focuses on tasks like reading, calculating and printing using functions, while object-oriented programming emphasizes data through objects and classes.
- C++ was developed to include object-oriented features while retaining C's simplicity, with classes, inheritance, and other features enabling abstract data types.
- Key concepts covered include classes, objects, member functions, inline functions, passing objects as parameters, returning objects, arrays of objects, and function overloading. Examples are provided to illustrate each concept.
This document provides an overview of C++ programming concepts including:
- Procedure-oriented programming focuses on tasks like reading, calculating and printing using functions, while object-oriented programming emphasizes data through objects and classes.
- Some problems with C include lack of consideration for data elements and lack of security for networks.
- C++ classes contain variables and functions to characterize objects. Data and functions are tied together and data is hidden.
- Key concepts explained include objects, member functions, constructors, destructors, inheritance and polymorphism.
- Examples demonstrate basic C++ programs, classes, objects, arrays of objects, function overloading and the this pointer.
MongoDB Java Development - MongoBoston 2010Eliot Horowitz
This document summarizes Java development options for MongoDB, including simple Java usage, the Morphia ORM, concurrency patterns, write concerns, data types, custom encoding/decoding, GridFS for file storage, and running MapReduce jobs on MongoDB data using Hadoop. Code examples are provided for common operations like inserting documents, querying with Morphia, and running a word count MapReduce job.
Creating Clean Code with AOP (T3CON10)Robert Lemke
Robert Lemke presented on using aspect-oriented programming (AOP) to create clean code at the T3CON10 conference in Frankfurt. AOP separates cross-cutting concerns, like logging and security, into aspects to improve modularity. FLOW3 is a PHP application framework that uses AOP to modularize these types of concerns apart from objects. Lemke demonstrated how to implement aspects in FLOW3 to intercept method calls and add behavior using advice.
The document provides an overview of SQLitePersistentObjects (SQLPO), an object-relational mapping (ORM) tool for SQLite databases on iPhone. It discusses how to define persistent objects that map to database tables, and perform common CRUD operations like saving, finding, and deleting objects. SQLPO handles mapping data types to columns and storing relationships and collections. It also supports custom queries, indices, and other features to improve performance and flexibility.
The document provides an overview of topics to be covered in an iPhone application development course, including:
1. The course schedule covers Objective-C basics, the MVC design pattern, networking services like Facebook API and location-based services.
2. Resources for self-study include the Stanford iOS course, Apple documentation, and books like "iOS Programming: The Big Nerd Ranch Guide."
3. Today's topics are the iPhone SDK, Objective-C language basics, common foundation classes, and creating a first iPhone application.
The document discusses introducing Protocol Buffers (protobuf) in Swift. It begins with an overview of protobuf and how it provides a compact and efficient way of serializing structured data. It then covers how to use protobuf in Swift projects - defining message types in .proto files, generating Swift code from the .proto files, and serializing/deserializing data to and from the defined message types. Key advantages of using protobuf like type safety, shared data models across platforms, and high performance are also highlighted.
Objective-C is a Smalltalk-like Object-Oriented layer on top of the C language. It is the official language of OS X and iOS. Assuming you have a background in Object-Oriented Programming and a basic understanding of the C language or syntax, this talk will cover everything you need to know about Objective-C. By the end of the talk, you will understand how to make and use your own objects, the Foundation Framework and the data structures it provides, and the Objective-C specific language constructs and syntactic-sugar.
This document discusses loading data in Ext GWT applications. It provides an overview of models, loaders, data proxies, and data readers used to load data from remote sources. Examples are given of using different data proxies like ScriptTagProxy, HttpProxy and RpcProxy. It also shows a paging loader example to load data from the server using paging. The presentation aims to explain the key components and patterns involved in loading and managing remote data in Ext GWT applications.
Rust is a emerging system language with the speed of C/C++, the ergonomics of a functional language and the safety of a modern dynamic language. In this presentation I’ll expose the main feature of the language which make it distinctive and a good choice for fats and reliable software
Streams of information - Chicago crystal language monthly meetupBrian Cardiff
* Let's review and compare a couple of scenarios where data flows in and out of the system.
* What should we look at for better resource utilization?
* What have Crystal std-lib done up until now?
* What are the open questions for future work?
The document provides announcements and information about the CS193p Spring 2010 class. It discusses office hours for Paul and changes to Sonali's hours with Andreas taking over her Friday time slot. It notes issues with submitting homework due to disk space and moves the deadline for Assignment 2. It also provides guidance on finishing homework and getting help. It outlines the topics to be covered in today's class: the application lifecycle, view controller lifecycle, UINavigationController, and a demo continuation.
This document provides an overview and announcements for the CS193p Spring 2010 class. It covers topics like installing the SDK, homework assignments, communication methods, and an outline of topics to be covered in class that day, including Objective-C concepts like instance variables, methods, properties, memory management, and more. Students are reminded to submit homework and ask questions via email.
The document provides notes from a CS193p class on Wednesday, April 7, 2010. It covers topics including announcements, communication methods, Foundation frameworks like NSArray and NSDictionary, Objective-C concepts like protocols and delegates, memory management using reference counting, and a demo of an MVC collector app. It also lists the homework assignment to add variable support to the CalculatorBrain using Foundation classes and improve memory management.
The document discusses the String and StringBuffer classes in Java and their key methods. It covers fundamentals of characters and strings, the various String constructors, methods for comparing and locating substrings in strings, extracting substrings, concatenating strings, and converting between string and character array representations. The StringBuffer class is introduced as a mutable alternative to String for modifying string content. Example code demonstrates the use of many string methods.
This document discusses string handling in Java. It begins by explaining that strings are immutable objects of type String. It then discusses why strings are immutable and the security implications if they were mutable. The document also introduces the main string classes in Java and some common string operations like concatenation, comparison, searching and modifying strings. It provides examples for many string methods like length(), charAt(), equals(), indexOf() etc.
1) The document discusses the opportunity for technology to improve organizational efficiency and transition economies into a "smart and clean world."
2) It argues that aggregate efficiency has stalled at around 22% for 30 years due to limitations of the Second Industrial Revolution, but that digitizing transport, energy, and communication through technologies like blockchain can help manage resources and increase efficiency.
3) Technologies like precision agriculture, cloud computing, robotics, and autonomous vehicles may allow for "dematerialization" and do more with fewer physical resources through effects like reduced waste and need for transportation/logistics infrastructure.
The Six Highest Performing B2B Blog Post FormatsBarry Feldman
If your B2B blogging goals include earning social media shares and backlinks to boost your search rankings, this infographic lists the size best approaches.
Model-Driven Software Development - Introduction & OverviewEelco Visser
These are the slides for the introduction lecture of the course "Model-Driven Software Development" taught at Delft University of Technology in the academic year 2009-2010.
This document provides an overview of iOS app development fundamentals including Objective-C, the building blocks of iOS apps like classes and objects, architectural patterns like MVC, and connecting interfaces to code. It covers key concepts like properties, protocols, delegates, app states, and using Interface Builder to connect user interfaces to code using outlets and actions. The document is intended as training for a beginner iOS developer to learn iOS and Objective-C fundamentals on their first day.
This document provides an overview of C++ programming concepts including:
- Procedure-oriented programming focuses on tasks like reading, calculating and printing using functions, while object-oriented programming emphasizes data through objects and classes.
- C++ was developed to include object-oriented features while retaining C's simplicity, with classes, inheritance, and other features enabling abstract data types.
- Key concepts covered include classes, objects, member functions, inline functions, passing objects as parameters, returning objects, arrays of objects, and function overloading. Examples are provided to illustrate each concept.
This document provides an overview of C++ programming concepts including:
- Procedure-oriented programming focuses on tasks like reading, calculating and printing using functions, while object-oriented programming emphasizes data through objects and classes.
- Some problems with C include lack of consideration for data elements and lack of security for networks.
- C++ classes contain variables and functions to characterize objects. Data and functions are tied together and data is hidden.
- Key concepts explained include objects, member functions, constructors, destructors, inheritance and polymorphism.
- Examples demonstrate basic C++ programs, classes, objects, arrays of objects, function overloading and the this pointer.
MongoDB Java Development - MongoBoston 2010Eliot Horowitz
This document summarizes Java development options for MongoDB, including simple Java usage, the Morphia ORM, concurrency patterns, write concerns, data types, custom encoding/decoding, GridFS for file storage, and running MapReduce jobs on MongoDB data using Hadoop. Code examples are provided for common operations like inserting documents, querying with Morphia, and running a word count MapReduce job.
Creating Clean Code with AOP (T3CON10)Robert Lemke
Robert Lemke presented on using aspect-oriented programming (AOP) to create clean code at the T3CON10 conference in Frankfurt. AOP separates cross-cutting concerns, like logging and security, into aspects to improve modularity. FLOW3 is a PHP application framework that uses AOP to modularize these types of concerns apart from objects. Lemke demonstrated how to implement aspects in FLOW3 to intercept method calls and add behavior using advice.
The document provides an overview of SQLitePersistentObjects (SQLPO), an object-relational mapping (ORM) tool for SQLite databases on iPhone. It discusses how to define persistent objects that map to database tables, and perform common CRUD operations like saving, finding, and deleting objects. SQLPO handles mapping data types to columns and storing relationships and collections. It also supports custom queries, indices, and other features to improve performance and flexibility.
The document provides an overview of topics to be covered in an iPhone application development course, including:
1. The course schedule covers Objective-C basics, the MVC design pattern, networking services like Facebook API and location-based services.
2. Resources for self-study include the Stanford iOS course, Apple documentation, and books like "iOS Programming: The Big Nerd Ranch Guide."
3. Today's topics are the iPhone SDK, Objective-C language basics, common foundation classes, and creating a first iPhone application.
The document discusses introducing Protocol Buffers (protobuf) in Swift. It begins with an overview of protobuf and how it provides a compact and efficient way of serializing structured data. It then covers how to use protobuf in Swift projects - defining message types in .proto files, generating Swift code from the .proto files, and serializing/deserializing data to and from the defined message types. Key advantages of using protobuf like type safety, shared data models across platforms, and high performance are also highlighted.
Objective-C is a Smalltalk-like Object-Oriented layer on top of the C language. It is the official language of OS X and iOS. Assuming you have a background in Object-Oriented Programming and a basic understanding of the C language or syntax, this talk will cover everything you need to know about Objective-C. By the end of the talk, you will understand how to make and use your own objects, the Foundation Framework and the data structures it provides, and the Objective-C specific language constructs and syntactic-sugar.
This document discusses loading data in Ext GWT applications. It provides an overview of models, loaders, data proxies, and data readers used to load data from remote sources. Examples are given of using different data proxies like ScriptTagProxy, HttpProxy and RpcProxy. It also shows a paging loader example to load data from the server using paging. The presentation aims to explain the key components and patterns involved in loading and managing remote data in Ext GWT applications.
Rust is a emerging system language with the speed of C/C++, the ergonomics of a functional language and the safety of a modern dynamic language. In this presentation I’ll expose the main feature of the language which make it distinctive and a good choice for fats and reliable software
Streams of information - Chicago crystal language monthly meetupBrian Cardiff
* Let's review and compare a couple of scenarios where data flows in and out of the system.
* What should we look at for better resource utilization?
* What have Crystal std-lib done up until now?
* What are the open questions for future work?
A readable, dynamic, pleasant, flexible, fast and powerful language.
@ Kindly Follow my Instagram Page to discuss about your mental health problems-
-----> https://instagram.com/mentality_streak?utm_medium=copy_link
@ Appreciate my work:
-----> behance.net/burhanahmed1
Thank-you !
The document discusses model-driven app development for iPhone and Android. It introduces some common issues in traditional software development like boring code, accidental complexity, and wrong levels of abstraction. It then presents model-driven development as an approach to address these issues by raising the level of abstraction and generating code from models. Domain-specific languages (DSLs) are presented as a tool for describing domains at a higher level of abstraction. The document demonstrates an example DSL for developing mobile apps and how concepts in the DSL like entities, data providers, views and actions can be mapped to generated code.
The document describes implementing a Windows Forms application in C# using various controls like menus, dialog boxes, and tooltips. It includes code for handling events like loading the form, clicking menu items like File and Edit, and clicking items on a toolbar. The application demonstrates using common controls and handling events in a Windows Forms application.
Functional Patterns for C++ Multithreading (C++ Dev Meetup Iasi)Ovidiu Farauanu
Discussing Design Patterns and OOP popularity,
Multithreading and OOP,
Functional Design for Multithreaded programming
and how Multithreading does not mean always concurency but multicore paralelism.
Similar to Lecture 2#- (Intro to Obj-C, Interface Builder and Xcode) (20)
Philippine Edukasyong Pantahanan at Pangkabuhayan (EPP) CurriculumMJDuyan
(𝐓𝐋𝐄 𝟏𝟎𝟎) (𝐋𝐞𝐬𝐬𝐨𝐧 𝟏)-𝐏𝐫𝐞𝐥𝐢𝐦𝐬
𝐃𝐢𝐬𝐜𝐮𝐬𝐬 𝐭𝐡𝐞 𝐄𝐏𝐏 𝐂𝐮𝐫𝐫𝐢𝐜𝐮𝐥𝐮𝐦 𝐢𝐧 𝐭𝐡𝐞 𝐏𝐡𝐢𝐥𝐢𝐩𝐩𝐢𝐧𝐞𝐬:
- Understand the goals and objectives of the Edukasyong Pantahanan at Pangkabuhayan (EPP) curriculum, recognizing its importance in fostering practical life skills and values among students. Students will also be able to identify the key components and subjects covered, such as agriculture, home economics, industrial arts, and information and communication technology.
𝐄𝐱𝐩𝐥𝐚𝐢𝐧 𝐭𝐡𝐞 𝐍𝐚𝐭𝐮𝐫𝐞 𝐚𝐧𝐝 𝐒𝐜𝐨𝐩𝐞 𝐨𝐟 𝐚𝐧 𝐄𝐧𝐭𝐫𝐞𝐩𝐫𝐞𝐧𝐞𝐮𝐫:
-Define entrepreneurship, distinguishing it from general business activities by emphasizing its focus on innovation, risk-taking, and value creation. Students will describe the characteristics and traits of successful entrepreneurs, including their roles and responsibilities, and discuss the broader economic and social impacts of entrepreneurial activities on both local and global scales.
CapTechTalks Webinar Slides June 2024 Donovan Wright.pptxCapitolTechU
Slides from a Capitol Technology University webinar held June 20, 2024. The webinar featured Dr. Donovan Wright, presenting on the Department of Defense Digital Transformation.
How to Download & Install Module From the Odoo App Store in Odoo 17Celine George
Custom modules offer the flexibility to extend Odoo's capabilities, address unique requirements, and optimize workflows to align seamlessly with your organization's processes. By leveraging custom modules, businesses can unlock greater efficiency, productivity, and innovation, empowering them to stay competitive in today's dynamic market landscape. In this tutorial, we'll guide you step by step on how to easily download and install modules from the Odoo App Store.
How to Manage Reception Report in Odoo 17Celine George
A business may deal with both sales and purchases occasionally. They buy things from vendors and then sell them to their customers. Such dealings can be confusing at times. Because multiple clients may inquire about the same product at the same time, after purchasing those products, customers must be assigned to them. Odoo has a tool called Reception Report that can be used to complete this assignment. By enabling this, a reception report comes automatically after confirming a receipt, from which we can assign products to orders.
Gender and Mental Health - Counselling and Family Therapy Applications and In...PsychoTech Services
A proprietary approach developed by bringing together the best of learning theories from Psychology, design principles from the world of visualization, and pedagogical methods from over a decade of training experience, that enables you to: Learn better, faster!
Temple of Asclepius in Thrace. Excavation resultsKrassimira Luka
The temple and the sanctuary around were dedicated to Asklepios Zmidrenus. This name has been known since 1875 when an inscription dedicated to him was discovered in Rome. The inscription is dated in 227 AD and was left by soldiers originating from the city of Philippopolis (modern Plovdiv).
A Free 200-Page eBook ~ Brain and Mind Exercise.pptxOH TEIK BIN
(A Free eBook comprising 3 Sets of Presentation of a selection of Puzzles, Brain Teasers and Thinking Problems to exercise both the mind and the Right and Left Brain. To help keep the mind and brain fit and healthy. Good for both the young and old alike.
Answers are given for all the puzzles and problems.)
With Metta,
Bro. Oh Teik Bin 🙏🤓🤔🥰
2. Enrollment Closed
You should have received an e-mail
It will confirm your grading status (P/NC or not)
As usual, we were oversubscribed for grading option
Sorry to anyone who didn’t get the option they wanted
If you received e-mail, but are not in Axess, do it!
... and an invitation to iPhone Developer Program
If not, e-mail cs193p@cs.stanford.edu.
Wednesday, March 31, 2010
3. Communication
E-mail
Questions are best sent to cs193p@cs.stanford.edu
Sending directly to instructor or TA’s risks slow response.
Web Site
Very Important!
http://cs193p.stanford.edu
All lectures, assignments, code, etc. will be there.
This site will be your best friend when it comes to getting info.
Wednesday, March 31, 2010
4. Office Hours
Andreas
Monday 6pm to 8pm
Thursday 6pm to 8pm
Gates B26A
Bring your Stanford ID card for access to the building
Sonali
Friday 11am to 1pm
Thursday 1pm to 3pm
Gates B26B
Wednesday, March 31, 2010
5. Today’s Topics
MVC
Calculator
Objective-C
Declaring and implementing objects
Sending messages between objects
Interface Builder
“Wiring up” objects to send messages to each other
Setting up the properties of objects
Xcode
Managing all your code
Running your application in the simulator
Wednesday, March 31, 2010
6. Our Calculator
CalculatorViewController
Controller
UILabel
Model View
UIButton UIButton
CalculatorBrain UIButton UIButton
UIButton UIButton UIButton
Wednesday, March 31, 2010
12. Header File (public API)
Model
#import <Foundation/Foundation.h>
@interface CalculatorBrain : NSObject
{
double operand;
}
Specifying void as the return type means
that this method returns no value.
- (void)setOperand:(double)anOperand;
- (double)performOperation:(NSString *)operation;
@end
Wednesday, March 31, 2010
13. Header File (public API)
Model
#import <Foundation/Foundation.h>
@interface CalculatorBrain : NSObject
{
double operand;
}
The name of this method is “setOperand:”
- (void)setOperand:(double)anOperand;
- (double)performOperation:(NSString *)operation;
@end
Wednesday, March 31, 2010
14. Header File (public API)
Model
#import <Foundation/Foundation.h>
@interface CalculatorBrain : NSObject
{
double operand;
}
It takes one argument, a double called “anOperand”
- (void)setOperand:(double)anOperand;
- (double)performOperation:(NSString *)operation;
@end
Wednesday, March 31, 2010
16. Header File (public API)
Model
#import <Foundation/Foundation.h>
@interface CalculatorBrain : NSObject
{
double operand;
}
- (void)setOperand:(double)anOperand;
- (double)performOperation:(NSString *)operation;
This method returns a double.
@end
Wednesday, March 31, 2010
17. Header File (public API)
Model
#import <Foundation/Foundation.h>
@interface CalculatorBrain : NSObject
{
double operand;
}
- (void)setOperand:(double)anOperand;
- (double)performOperation:(NSString *)operation;
It takes a pointer to an NSString object as its argument.
That’s right, we’re passing an object to this method.
@end
Wednesday, March 31, 2010
19. Header File (public API)
Model
#import <Foundation/Foundation.h>
@interface CalculatorBrain : NSObject
{
double operand;
}
- (void)setOperand:(double)anOperand;
- (double)performOperation:(NSString *)operation;
- (NSArray *)foo:(int)zap bar:(id)pow;
@end This method takes two arguments and is called “foo:bar:”
Wednesday, March 31, 2010
20. Header File (public API)
Model
#import <Foundation/Foundation.h>
@interface CalculatorBrain : NSObject
{
double operand;
}
- (void)setOperand:(double)anOperand;
- (double)performOperation:(NSString *)operation;
- (NSArray *)foo:(int)zap bar:(id)pow;
It returns a pointer to an NSArray
@end
(a collection class in Foundation).
Wednesday, March 31, 2010
21. Header File (public API)
Model
#import <Foundation/Foundation.h>
@interface CalculatorBrain : NSObject
{
double operand;
}
- (void)setOperand:(double)anOperand;
- (double)performOperation:(NSString *)operation;
- (NSArray *)foo:(int)zap bar:(id)pow;
@end The second argument is of type “id”
This means “a pointer to *ANY* kind of object!”
Wednesday, March 31, 2010
28. Implementation File
(private and public)
Model
#import “CalculatorBrain.h”
@implementation CalculatorBrain
- (void)setOperand:(double)anOperand
{
<code goes here>
}
- (double)performOperation:(NSString *)operation
{
[operation sendMessage:argument];
return aDouble;
} Square brackets mean “send a message.”
@end
Wednesday, March 31, 2010
29. Implementation File
(private and public)
Model
#import “CalculatorBrain.h”
@implementation CalculatorBrain
- (void)setOperand:(double)anOperand
{
<code goes here>
}
- (double)performOperation:(NSString *)operation
{
[operation sendMessage:argument];
return aDouble;
}
@end This is the object to send the message to
(in this case, the NSString called “operation” that was
passed as an argument to performOperation:).
Wednesday, March 31, 2010
30. Implementation File
(private and public)
Model
#import “CalculatorBrain.h”
@implementation CalculatorBrain
- (void)setOperand:(double)anOperand
{
<code goes here>
}
- (double)performOperation:(NSString *)operation
{
[operation sendMessage:argument];
return aDouble;
} This is the message to send.
@end
Wednesday, March 31, 2010
31. Implementation File
(private and public)
Model
#import “CalculatorBrain.h”
@implementation CalculatorBrain
- (void)setOperand:(double)anOperand
{
<code goes here>
}
- (double)performOperation:(NSString *)operation
{
[operation sendMessage:argument];
return aDouble;
} And this is its one (in this case) argument.
@end
Wednesday, March 31, 2010