Iostreams
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Java IO Streams allow data to flow between programs and devices. The java.io package provides classes for input and output streams that handle data in both binary and character formats. InputStream and OutputStream are abstract classes for reading from and writing to streams in binary. Reader and Writer are abstract classes for reading from and writing to streams in character format. BufferedReader is a concrete class that provides efficient reading of character streams using a buffer. File represents files and supports operations like reading, writing, checking attributes. FileInputStream and FileOutputStream allow reading from and writing to files as binary streams.
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The document summarizes several utility classes in the java.util package, including StringTokenizer for tokenizing strings, Random for generating pseudo-random numbers, Date for representing and manipulating dates, Calendar as a replacement for the deprecated Date class, and Vector and Stack for implementing common data structures.
Jtreenotes
This document discusses custom rendering of items in a JTree component. It provides an example that renders playing cards in a tree structure with custom graphics. The example uses two classes - RenderTreeExample to create the tree structure and CustomCellRenderer to handle the custom rendering. CustomCellRenderer determines what to draw based on the tree node text, assigns appropriate images, and sets foreground colors depending on selection state. It must override getTreeCellRendererComponent() and include a paint() method. This allows custom graphics and formatting to be applied to different items in the tree.
exception handling in java
This document discusses Java exceptions including try/catch blocks, the Throwable interface, the Exception class, and commonly used exceptions like IOException and ArrayIndexOutOfBoundsException. It explains that exceptions can occur at compile-time or run-time and that the try/catch block is used to handle exceptions. The throw keyword is used to explicitly raise an exception while the throws keyword transfers an exception to the calling function.
java packages
The java.lang package contains core classes that are automatically imported, including Object, String, Math, and wrapper classes. This package provides fundamental classes needed for basic Java usage and system operations. It includes classes like Object, String, System, and exceptions that are commonly used across all Java programs.
sravan java Session1
Java was developed by James Gosling and a team of 18 members at Sun Microsystems. It was first released in 1991 as JDK 1.0. Key features of Java include being object-oriented, multi-threaded, distributed, secure, robust, and platform independent. Java code compiles into bytecode that runs on a Java Virtual Machine, allowing the same code to execute on different platforms.
SRAVANByCPP
this is good power point presentations for c++ learners , simply it is explains cpp features with some basic examples
More from aptechsravan (6)
Recently uploaded
How to Build a Module in Odoo 17 Using the Scaffold Method
Odoo provides an option for creating a module by using a single line command. By using this command the user can make a whole structure of a module. It is very easy for a beginner to make a module. There is no need to make each file manually. This slide will show how to create a module using the scaffold method.
How to Add Chatter in the odoo 17 ERP Module
In Odoo, the chatter is like a chat tool that helps you work together on records. You can leave notes and track things, making it easier to talk with your team and partners. Inside chatter, all communication history, activity, and changes will be displayed.
CACJapan - GROUP Presentation 1- Wk 4.pdf
Macroeconomics- Movie Location
This will be used as part of your Personal Professional Portfolio once graded.
Objective:
Prepare a presentation or a paper using research, basic comparative analysis, data organization and application of economic information. You will make an informed assessment of an economic climate outside of the United States to accomplish an entertainment industry objective.
Assessment and Planning in Educational technology.pptx
In an education system, it is understood that assessment is only for the students, but on the other hand, the Assessment of teachers is also an important aspect of the education system that ensures teachers are providing high-quality instruction to students. The assessment process can be used to provide feedback and support for professional development, to inform decisions about teacher retention or promotion, or to evaluate teacher effectiveness for accountability purposes.
Advanced Java[Extra Concepts, Not Difficult].docx
This is part 2 of my Java Learning Journey. This contains Hashing, ArrayList, LinkedList, Date and Time Classes, Calendar Class and more.
How to Fix the Import Error in the Odoo 17
An import error occurs when a program fails to import a module or library, disrupting its execution. In languages like Python, this issue arises when the specified module cannot be found or accessed, hindering the program's functionality. Resolving import errors is crucial for maintaining smooth software operation and uninterrupted development processes.
বাংলাদেশ অর্থনৈতিক সমীক্ষা (Economic Review) ২০২৪ UJS App.pdf
বাংলাদেশের অর্থনৈতিক সমীক্ষা ২০২৪ [Bangladesh Economic Review 2024 Bangla.pdf] কম্পিউটার , ট্যাব ও স্মার্ট ফোন ভার্সন সহ সম্পূর্ণ বাংলা ই-বুক বা pdf বই " সুচিপত্র ...বুকমার্ক মেনু 🔖 ও হাইপার লিংক মেনু 📝👆 যুক্ত ..
আমাদের সবার জন্য খুব খুব গুরুত্বপূর্ণ একটি বই ..বিসিএস, ব্যাংক, ইউনিভার্সিটি ভর্তি ও যে কোন প্রতিযোগিতা মূলক পরীক্ষার জন্য এর খুব ইম্পরট্যান্ট একটি বিষয় ...তাছাড়া বাংলাদেশের সাম্প্রতিক যে কোন ডাটা বা তথ্য এই বইতে পাবেন ...
তাই একজন নাগরিক হিসাবে এই তথ্য গুলো আপনার জানা প্রয়োজন ...।
বিসিএস ও ব্যাংক এর লিখিত পরীক্ষা ...+এছাড়া মাধ্যমিক ও উচ্চমাধ্যমিকের স্টুডেন্টদের জন্য অনেক কাজে আসবে ...
BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...
BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...Nguyen Thanh Tu Collection
https://app.box.com/s/y977uz6bpd3af4qsebv7r9b7s21935vdA Survey of Techniques for Maximizing LLM Performance.pptx
A Survey of Techniques for Maximizing LLM Performance
Main Java[All of the Base Concepts}.docx
This is part 1 of my Java Learning Journey. This Contains Custom methods, classes, constructors, packages, multithreading , try- catch block, finally block and more.
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...
Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...Dr. Vinod Kumar Kanvaria
Exploiting Artificial Intelligence for Empowering Researchers and Faculty,
International FDP on Fundamentals of Research in Social Sciences
at Integral University, Lucknow, 06.06.2024
By Dr. Vinod Kumar KanvariaThe Diamonds of 2023-2024 in the IGRA collection
A review of the growth of the Israel Genealogy Research Association Database Collection for the last 12 months. Our collection is now passed the 3 million mark and still growing. See which archives have contributed the most. See the different types of records we have, and which years have had records added. You can also see what we have for the future.
ANATOMY AND BIOMECHANICS OF HIP JOINT.pdf
it describes the bony anatomy including the femoral head , acetabulum, labrum . also discusses the capsule , ligaments . muscle that act on the hip joint and the range of motion are outlined. factors affecting hip joint stability and weight transmission through the joint are summarized.
The simplified electron and muon model, Oscillating Spacetime: The Foundation...
Discover the Simplified Electron and Muon Model: A New Wave-Based Approach to Understanding Particles delves into a groundbreaking theory that presents electrons and muons as rotating soliton waves within oscillating spacetime. Geared towards students, researchers, and science buffs, this book breaks down complex ideas into simple explanations. It covers topics such as electron waves, temporal dynamics, and the implications of this model on particle physics. With clear illustrations and easy-to-follow explanations, readers will gain a new outlook on the universe's fundamental nature.
Recently uploaded (20)
How to Build a Module in Odoo 17 Using the Scaffold Method
How to Build a Module in Odoo 17 Using the Scaffold Method
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Assessment and Planning in Educational technology.pptx
Digital Artefact 1 - Tiny Home Environmental Design
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Pride Month Slides 2024 David Douglas School District
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BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...
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A Survey of Techniques for Maximizing LLM Performance.pptx
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Exploiting Artificial Intelligence for Empowering Researchers and Faculty, In...
The simplified electron and muon model, Oscillating Spacetime: The Foundation...
The simplified electron and muon model, Oscillating Spacetime: The Foundation...