IOS painting Learning

Translated from: iOS 7 Programming, by Matt Neuburg, OREILLY.     Many subclasses of UIView, such as UIButton or UIlabel, all know how to draw yourself. But sooner or later, you will want to draw some effects you want. You can use some existing

Hamster game ios source code v2.1

The ios source code of the hamster game and the source code of the hamster game. The game is a multi-level cocos2d-based iPad hamster game source code, which is also a high-quality hamster game source code, you can set up a gradually rising level.

IOS development gestures and event Transmission Mechanism

Ios gestures are an indispensable part of ios development. However, you do not know the mechanism of ios gestures and events. So today I would like to share with you the corresponding mechanism of ios events. First, ios event transmission relies on

IOS Development limits UITextField to only numbers

In today's project, you only need to enter numbers in the text box. in xib, the Keyboard of UITextField is set to Number Pad, but the Keyboard switches back to another Keyboard to verify the content. Through the magic of Baidu, I know how to solve

IOS json parsing encounters error: Error Domain = NSCocoaErrorDomain Code = 3840 & amp; quot; The operation couldn't be completed.

Error Domain = NSCocoaErrorDomain Code = 3840 "The operation couldn't be completed. (Cocoa error 3840 .) "(Unescaped control character around character 1419 .) userInfo = 0x1563cdd0 {NSDebugDescription = Unescaped control character Round character 14

Common structures and classes of the Foudation framework

Represents the struct of the range: nsange:There are three ways to create a new nsange: 1. nsange range;Range. location = 17;Range. length = 4;2. nsange range = {17, 4 };3. nsange range = NSMakeRange (17,4); (recommended) Represents the data

Xcode ignore warning

1. Use the entire file Your project-> your target-> Build Phases-> Compile Sources-> Search for the name of the file to ignore the warning, double-click the Compiler Flags column, and type the settings to ignore the warning. Multiple settings are

How to use a path between a double graph and a double graph in IOS

I recently wrote another IOS skin swap APP, which uses the dynamic loading of images. This scenario is generally divided into two types: APP built-in resources (in the APP package ), another method is to download resources (resources under Documents)

IOS simulator in xcode

The previous article talked about the basic usage of the iOS simulator. This article focuses on the deeper usage of the simulator and is useful for development and testing. It mainly references the official apple documentation. Interaction with

IOS 7, 30 days proficient in iPhone mobile phone programming, 14th days image browser

ScrollView Control (1) constant definition const The const in OC can replace macro definition # define. (1.1) can be read within the constant defined in the program. For example: Const int a = 3; Int B = 0; A = B; // invalid compilation

URL structure of Request Response in IOS Network

For IOS developers, the most important thing is to access network resources. Data is provided to us by servers. We generally access our network resources through APIS. Generally, a resource may correspond to many URLs, but a URL only corresponds to

IOS uses MPMoviePlayerViewController to play MP4 videos

1. Create a single viewproject, import it to the mediaplayerdatabase, and import a video file test1.mp4. 2. ViewController. h #import #import @interface ViewController : UIViewController { MPMoviePlayerViewController *_playerVC;}@end

XMPP-Based Instant Messaging

        // XMPPManager. h// InstantMessage//// Created by ChenJungang on 14-1-3.// Copyright (c) 2014 chenjungang. All rights reserved.//# Import # Import "XMPPFramework. h"@ Class XMPPManager;@ Class BuddyItem;@ Class MessageItem;@

IPhone cross-platform calling of the WCF Service

I am curious and interested in the mobile platform, and recently started to develop and learn iPhone. The learning path is from Objective-C to cococa. The method is to read two English documents for getting started, and to learn about Apple's SDK.

5-minute introduction to Corona Development

About Corona If you are working on iOS applications or have been concerned about iOS development, you must have heard of Corona. After Apple modified the app review policy and allowed the use of third-party languages to develop applications, Corona,

Detailed description of Targets in the XCode Project

XCodeEngineeringTargetsThe explanation is the content to be introduced in this article. I believe many people have noticed thatXCodeHas a Target concept, which is embodied in many places. For example, after opening a project, the list on the left

Cocos2D Study Notes-UIAccelerometer

Cocos2DStudy NotesUIAccelerometerThe accelerator is the content to be introduced in this article.UIAccelerometerAcceleration is counted as an instance. Let's see the content.UIAccelerometerThe accelerator is used to detect the acceleration of the

Gmail app re-launched for iOS

Two weeks ago, Google launched the iOS version of the Origin Site Gmail app, but immediately withdrew from the App Store due to a Bug. Now, Google says it has solved these problems and released the Gmail source app for iOS. The Gmail app for iOS

Research institutions predict the release of iOS Chrome in the second quarter

Magley equity research company released a research report in May 15 titled "browser war 2: Google Chrome browser for iOS". The report predicts that the browser will be released in the second quarter or within the year. Analysts said that Google has

Five things to avoid when updating apps using iOS 7

Although there are many ways for developers to succeed on the iOS 7 platform, we want to discuss five things that developers need to avoid to make your applications stand out.1. BUGS Very simple, right? However, iOS 7 still has some tips to make

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