ios playground

Basic knowledge of IOS development-navigation and basic knowledge of ios 1: Basic knowledge of IOS development-fragment 1 A: interchange between NSString and NSInteger B: basic types cannot be stored in Objective-c integration. For example, int string float can be stored only when they are converted to objects. C: mutual conversion between NSDATA and NSString D:

original articles, welcome to share, without permission, not reproduced;All rights reserved, infringement must be tracedThe development environment uses the latest stable software so far: Mac OS X Lion 10.7 + Xcode 4.1 The current Xcode 4.2 preview version has also been released, it is said that the modification method is similar to 4.1, only changed one line of code, please refer to the second article of the reference article. This article still takes version 4.1 as an example. Update: Now that

Objective:That saturation is saturated, and that unsaturated is not saturated.A), the rapid development of mobile Internet in the past few years and the tide of Internet entrepreneurship, making IOS development a hot job. Because of the scarcity of iOS development in previous years and the high level of self-learning compared to other technologies (requiring Macs and iphones), and startups mostly using mobi

Directory (?) [-] The default navigation bar in IOS 7 Set the background color of the navigation bar Use a background picture in the navigation bar Customize the Back button of the Yan Modify the font of a navigation bar title Modify navigation bar title to picture Add multiple buttons Modify the style of the status bar Hide the status bar Summarize Note: This article is transl

button in the navigation bar Plus (+) icon Drag icon 　　1. Page number indicator (small dot) The iOS page number indicator, in the form of horizontal dots, is used to represent a series of paging views that can be browsed horizontally. The dots that represent the current view are highlighted, while others are dimmed translucent states. The first screen of the iOS system, the page number ind

After the Apple WWDC conference, the famous Android forum Droid-life released an article comparing iOS 7 with the Android4.2 operating system, and the author, an Android fan, said Google had been too lazy to mock rivals at the press conference, and Apple was still "like a child" The irony of Google, still, the article commented that, in general, with iOS 7, Apple is finally starting to catch up with the lat

Reasons for upgrading iOS 9 cotton and how to fix it: 1, although Apple does not push the iOS 9 official version for a long period of beta and public testing, but after the official version of the push upgrade, the number of general user upgrades is too large, and the user's device may have a variety of previous tests have not encountered the situation, which may lead to Carrington. Usually after

Add a push code to the iOS program adding the code for a push Enabled iOS application Now we're starting to develop the project, and in order for the app to accept push notifications, we need to make some changes to the program. We are now ready to start programming. We need to make a few modification to the app delegate in order to receive push notifications. 1. Register push notice to current device,-

Static Library The so-called static library, or. A file, is a collection of target files compiled from the source code. It is the binary that corresponds to the implementation of your source code. In conjunction with the public. h file, we can obtain the methods or members that are exposed in. A. When the app was finally compiled. A will be linked to the final executable file, and each time it is loaded with the app's executable binaries, you can't control how and when the load is loaded, so it

React native pictures saved to a local album (iOS Android) one, requirements analysis 1,react native Save the network image to the album, iOS can be used with RN cameraroll perfect solution, but the Android side does not support to save pictures from the network. 2, save only one picture to the local album (such as generated invitation card payment code, etc.)Two, introduction with

IOS Simulator function introduction about Xamarin IOS developmentIOS Simulator function introduction about Xamarin IOS development Functions of iOS Simulator In Figure 1.38, the model similar to a mobile phone is iOS Simulator. If you do not have an iPhone or iPad device, yo

75 essential tools for iOS developers, ios developers Source: Ben ScheirmanSource: Njuxjy If you go to a skilled carpenter's studio, you will always find that he/she has a bunch of tools to complete different tasks. The same is true for software development. You can see how software developers use their tools. Experienced developers are dedicated to using tools. Continuously researching the tools you are c

Reprinted from: http://blog.csdn.net/yangtb2010/article/details/7005471Http://developer.apple.com/library/ios/samplecode/Birthdays/Birthdays.zipHttp://developer.apple.com/library/ios/samplecode/ClockControlPalette/ClockControlPalette.zipHttp://developer.apple.com/library/ios/samplecode/MVCNetworking/MVCNetworking.zipHttp://developer.apple.com/library/

Http://developer.apple.com/library/ios/samplecode/Birthdays/Birthdays.zip Http://developer.apple.com/library/ios/samplecode/ClockControlPalette/ClockControlPalette.zip Http://developer.apple.com/library/ios/samplecode/MVCNetworking/MVCNetworking.zip Http://developer.apple.com/library/ios/samplecode/MoveMe/MoveMe.zip Ht

Step 10: become a professional iOS developer-start from scratch, ios developer Would you like to share a piece of cake with the mobile development dinner to experience the hottest and most dazzling technology? Young man, very insightful There is no doubt that mobile development will be a peak in the present and future years. Countless development jobs are waiting. Major companies are looking for programmers

Last Updated: (2015.10.02)Development environment: Delphi Ten Seattle OS X El Capitan v10.11 You need to use the following Hotfixid:30398, Paserver Hotfix for Delphi, C++builder and RAD Studio Seattle Xcode v7.0.1 IOS SDK v9.0 Real-Machine testing (the following types are not flash back): IPhone 3GS v6.1.2 (+ bit) IPhone 4 v7.1.2 (+ bit) IPhone 4S v9.0 (+ bit) IPhone 5S v8.4.1 (+ bit)

Transferred from: http://beyondvincent.com/blog/2013/11/03/120-customize-navigation-status-bar-ios-7/Note: This article is translated fromCustomizing Navigation Bar and Status Bar in iOS 7Recently, like most developers, I was busy upgrading my program to fit iOS 7. There are a number of changes in the appearance of the latest

The functions of delegate, notification and KVO are similar, so how do you choose these methods in actual programming? When developing iOS apps, we often encounter a common problem: how to communicate between controllers without too much coupling. There are three different modes of application in iOS to achieve this kind of communication: 1. Entrust delegation; 2. Notification Centre Notification Center;

What Bugs did Apple iOS 9.3 beta 4 fix? The new beta gives him the feeling that it's faster and smoother, and that the speed of opening the application seems to be improving, but there's no obvious difference in the frame-dropping problem. In addition, the Notification Center, control center are very smooth, fingerprint unlock also did not appear cotton, delay. In contrast to previous usage, IOS