ios development classes nyc

infinite expansion. The Daji class not only increases the difficulty of the group members ' understanding of the code, but also increases the difficulty of troubleshooting when problems arise. In this respect, the Uiviewcontroller base class design is extremely unsuccessful: Mmuiviewcontroller. Provides easy-to-use tool classes. Some easy-to-use tools often become an integral part of the framework, solving local problems quickly and easily without

/library/mobilesubstrate/dynamiclibraries/, specify the bundle for the app, and you can specify multiple{ = { = ("com.changba.ktv");} ; }Students will ask, the app's Bundleid How to check it, we still use the Ifunbox tool to find the application directory, in the X.app folder will have info.plist files, open can be found.Finally restart the device-open the application you want to analyze-the computer opens the reveal interface, you can click on the analysisTo summarize, t

This share is intended for partners who are interested in developing iOS, or are already working with iOS developers. If you have a high interest in iOS development, you can work with me on iOS development, learn together, and mak

Four data persistence methods in ios development [1. attribute list and archiving] And ios4 Permanent storage in iOS, that is, data will not be lost when the device is shut down and restarted or the application is closed. In actual application development, data is often stored permanently, so that users can see the res

controls in the first Viewcontroller to implement the application interface.18, why many built-in classes such as Uitableviewcontrol's Delegate property are assign instead of retain? Please give an example.Prevent circular references19, the use of UITableView time must be implemented in several ways?-(Nsinteger) TableView: (uitableview*) Tableviewnumberofrowsinsection: (nsinteger) section;? This method returns the number of rows per segment, and diff

Industry StatusAlthough a large number of developers in recent years to the mobile side, the community of various training institutions are more and more, but excellent iOS developers are still very few in the industry, this is due to many entrepreneurs, on the other hand because of the rapid upgrading of technology, but also the development of the need for a long period of experience to accumulate in recen

Multithreading technology for iOS development-NSOperation, iosnsoperation This article describes the NSOperation Technology Used in iOS development from four aspects: 1. What is NSOperation 2. Why do we use NSOperation 3. How to Use NSOperation in actual development 1. Custo

IOS development ~ UI layout (1) Size Class, iosui With the release of the iOS8 system, a new page UI Layout Concept emerged. This new feature will subvert the UI layout methods of iOS7 and earlier versions. This new feature is the Size Class. With Auto Layout, Size Class can solve the problem of UI adaptation during screen Size and screen rotation of all iOS devi

Notes on fragmented knowledge points in iOS development Han junqiang's blog 1. Join Objc_setAssociatedObject is to associate two objects so that one object is part of another object. 2. beginUpdates and endUpdates of tableView 3. Automatic Layout of codes and storyBoard 4. Internationalization and localization, in order to achieve Globalization 5. Tips You can set the language in which the app runs by setti

SS: Seconds, 2 bits S: MS Get all subclasses of a class + (Nsarray *) allsubclasses { Class MyClass = [self class]; Nsmutablearray *mysubclasses = [Nsmutablearray array]; unsigned int numofclasses; Class *classes = objc_copyclasslist (numOfClasses;); for (unsigned int ci = 0; ci { Class superclass = Classes[ci]; do{ Superclass = Class_getsuperc

between ideas, novice in imitation in the more messy. Therefore, team development must have a good and unified coding standards, so as to facilitate team development and rapid maintenance. Write the first article today: Naming conventions in iOS development (OC)naming Principles1. General principles: High readability

(1/18) re-learn Standford_iOS7 development _ iOS overview _ course notes, standford_ios7_ios Preface: the last course I learned was a bit confusing for iOS. Due to lack of practice, I sometimes cannot understand the knowledge well when I watch videos in open classes. It is always the best way to learn with questions. A

reported here. The compilation prompt is "please define NDK_ROOT". You need to add the environment variable in the Project Settings. Click Run again, and the Console window will show the compiled output. The compilation is successful. The operation is successful. 12. Eliminate error messages in Eclipse. If you open the hellocpp/main. cpp file under the project jni directory, you will see a large number of errors. We need to add relevant files to the project. Add/opt/cocos2d-2.0-x-2.0.3/CCTest/

"Reprinted from Http://www.cocoachina.com/ios/20141223/10731.html"Although iOS has long supported the use of blur effects for processing images, the translucent blur has been widely used, especially after iOS7. Including this year's latest release of IOS8 also follows this design, even in OS X version 10.10 Yosemite also began to use a large number of translucent blur.In

Getting started with IOS environment construction and development 1. register an Apple ID 1. Download iTunes from the apple website. Http://www.apple.com/itunes/download/ 2. Install iTunes. 3. Start iTunes and select iTunes store in the navigation bar 4. Pull the display page to the bottom and choose manage> change country or region. 5. Switch to the US (United States) 6. Select free apps (free software

Recently asked some about the development of iOS in the processing of data storage, the sense of data storage This is also a frequently used function, it is necessary to organize and record their own.There are typically four ways to store data in iOS development, namely:1.NSUserDefaults: Used to save the user's own set

Crespoxiao authorized this site reproduced.The headline's scary. Please don't be afraid, but this is really not a literacy sticker and requires a certain foundation for iOS development. In my years of farming career most of the time is to do a small project, the larger may be the millions of lines of code, and windows tens of millions of lines of the source of the system is nothing. However, an

[Interview] interview questions for iOS development (1) 　 1.# What is the difference between import and # include? What is the difference between @ class and # import A: # import is the keyword used to import the Objective-C header file. # include is the keyword used to import the C/C ++ header file. The # import header file is automatically imported only once and will not be imported repeatedly, it is equi

to look at the circumstances under which Apple uses delegate and block, and if we find out how Apple makes this choice, we can build rules that help us make the same choices in our own code.To find out where Apple is using delegate is simple, we just search for "delegate" in the official documentation, and we get a lot of classes that use delegation.But searching for documents in Apple about using blocks is a bit difficult because we can't directly s

subclassing Inheritance/Sub-classMost languages allow the developer to subclass the classes provided by the framework, but not entirely in objective-c. Most commonly used classes, such as Nsarray, Nsset, and Nsdictionary, are basically collection types.Inheriting these classes is not recommended unless you are ready to forward the call or implement all the necess