[CocoaHeads Tricity] Do not reinvent the wheel

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Do not reinvent
the wheel
Make use of Cocoa libraries
and ready components
Mateusz Klimczak

Agenda
! Overview of the most popular Cocoa
libraries and ready components
! When to use ready components?
! CocoaPods – a...

! Probably the most popular iOS library
! Main features:
! Encapsulates the common patterns of
communicating with a web ap...

ReactiveCocoa
! Objective-C framework inspired by
Functional Reactive Programming
! Provides APIs for composing and
transf...

RAC – usage example

! Amazing tool for crash reporting with
support for both iOS and Android
! Provides detailed statistics about crashes
! Re...

CocoaLumberjack
! Logging framework for Mac and iOS
! Faster than NSLog
! Main features:
! Send logs over the network
! Us...

MagicalRecord
! Inspired by RoR Active Record Fetching
! Active Record is an approach to accessing
data in database
! Data...

FXKeychain
! Lightweight wrapper around the Apple
keychain API
! Exposes the commonly used functionality
while hiding comp...

RHAddressBook
! Library for interfacing with the iOS
AddressBook
! All contact attributes on various objects
(Person, Grou...

TPKeyboardAvoiding
! Universal solution for moving text fields out
of the keyboard in iOS
! Uses UIScrollView/UITableView ...

PaymentKit
! Library providing utility methods for dealing
with credit card payments:
! Credit card number validation&form...

card.io
! Provides ready to use
credit card scanning

XMLDictionary
! Library for parsing and generating XMLs
! Allows parsing XML received from server to
NSDictionary and vice...

TSMessages
! Provides an easy to use class to show little
notification views on the top of the screen

MSDynamicsDrawerViewController
! Container view controller
that manages the
presentation of a single
view controller overl...

MBProgressHUD
! Customisable, easy to use progress HUD
with an indicator while work is being done
in background thread

JSQMessagesViewController
! Messages UI library for iOS
! Allows displaying media, map location and more

And many, many more…
! Kiwi
! Specta
! Masonry
! PureLayout
! GPUImage
! JSONKit
! Facebook/Twitter/Google
! …

When to use ready
components?
! We want to save some time (it’s not
always worth it – to be continued)
! Library/component...

! Dependency manager for Swift and
Objective-C project
! According to the http://rubygems.org
currently there are over 1.1...

! It’s easy to get started
! Installation:
! gem install cocoapods
! Create Podfile
! pod init
! Add pods references to yo...

! Life example – let’s create our own Pod!
! Instructions:
http://guides.cocoapods.org/making/
making-a-cocoapod.html

Gemfile
! Use Gemfile to keep the same version of
CocoaPods for everyone in team
! Gemfile should specify the required ver...

Discussion!
! What libraries do you most often use?
! When do you prefer to write your own
code?
! Your experiences!

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