iOS network programming synchronization, asynchronous, request queue 2014-12-7

1. Synchronization is intended for thread blocking, and using this method in the main thread will not respond to any user events. Therefore, in application design, most are used in specialized sub-threads to increase the user experience, or replace

ANDROID:SRC and android:background coexistence of pictures

---restore content starts---Requirement: Add background color to ImageViewEffect:Implementation analysis:1. Directory Structure:Code implementation:1.activity_main.xmlMergexmlns:android= "Http://schemas.android.com/apk/res/android"Xmlns:tools= "Http:

[iOS Jailbreak Development IX] using THEOS to develop springboard tweat

Personal Original, reprint please indicate source:Cnblogs.com/jailbreakerAs mentioned earlier using [iOS Jailbreak development VII] using IOSOPENDEV to develop Springboard tweat, very easy to use, but must know the essence or rely on Theos to create,

Ios-uitableview Editing Mode Example

OverviewThis example is based on an example of the last article that was modified, mainly to illustrate the use of the UITableView editing mode, including state changes, moving rows, deleting rows.Run ResultsProcess OverviewSee Code and comments,

iOS redirect log log output to a file to save

For the real machine, the log can not be saved, difficult to analyze the problem. Therefore, it is necessary to save the log to the application's Docunment directory and set it as a shared file so that the analysis can be removed.The first is the

Using Protocolbuf in Mac/ios

using https://github.com/mingchen/protobuf-ios First is to download it downit uses the command line .$ cd compiler$ ./autogen.sh$ ./configure$ make$ make install (optional)The compiler is genrated at src/protoc . In the SRC directory, generate a

IOS SEL (@selector) Principles and Usage Summary (ii)

How the SEL messaging mechanism worksRefer to the following article:As we mentioned before, a class is like a C structure. NSObject declares a member variable: ISA. Because NSObject is the root class for all classes, all objects will have a member

Android Get screen size and set no title bar

Android get screen non-often used, such as writing a program, if you want to make a very versatile program, the application screen is very strong, the general layout is based on the length of the screen is defined, so I summarize this, convenient to

Android ScrollView Magical (scrolling tricks detailed)

Recently resigned at home Idle to get up the Android studio, just start with a variety of headaches, now adapt to a time to find that it is really more powerful than eclipse, then we say today scrollview some usage, Believe that many people use

Android Studio shortcut keys

The use of shortcuts from Eclipse to Android Studio is a problem. For example, the usual format of Eclipse ctrl+shift+f Delete line Ctrl +d, etc., to the Androidstudio, the use of another set of shortcut keys. It is not used, inconvenient. So can we

Android uses Surfaceview to write a simple and interesting game--one of the digital combinations

Recently there is an idea-to do a simple Android game practiced hand, both to achieve simple (after all, there is only one person, the framework of what is not considered), but also to achieve the Android knowledge framework of the review and play

The difficulty of Android development?

Android Development is not difficult in technology development, and technical issues can be easily solved by means of books and it online education. However, to really become a master, it is necessary to break the difficulties,Android development

JavaScript matches the phone number

Mobile phone number: Enquiry JavaScript code:function Checkmobile () {varSmobile =Document.mobileform.mobile.valueif(smobile=="') {alert ('Please enter your phone number'); }Else if(! (/^1[3|5][0-9]\d{4,8}$/. Test (Smobile))) {Alert ("Please enter

Embu Enterprise IM Android 1.1 released, new UI interface

Embu Enterprise IM, open source enterprise IM, free enterprise instant messaging, enterprise internal communication platform, Android open source Mobile client Entboostim release v1.1 version; new UI design interface; enterprise IM function;

iOS Learning note--egotableviewpullrefresh use (ii)

Custom styles Self.pullTableView.pullArrowImage = [UIImage imagenamed:@ "Blackarrow"];    Self.pullTableView.pullBackgroundColor = [Uicolor Yellowcolor]; Self.pullTableView.pullTextColor = [Uicolor blackcolor]; 2 #pragma mark-refresh and load

The difficulty of Android development?

Android Development It is not difficult to develop technology, and technical problems can be easily solved by means of books and it online education. However, to really become a master, it is necessary to break the difficulties,Android Development

The difficulty of Android development?

Android Development It is not difficult to develop technology, and technical problems can be easily solved by means of books and it online education. However, to really become a master, it is necessary to break the difficulties,Android Development

iOS remove the black line from the Navigationcontroller.navigationbar

-(void) Viewwillappear: (BOOL) animated{ [Super viewwillappear:YES]; [self. Navigationcontroller. Navigationbar setbackgroundimage: [UIImage imagenamed: @ "Head_bar_pink_.png"] forbarmetrics: Uibarmetricsdefault]; [self.

Android reads JSON data (traversing Jsonarray and Jsonboject)-fengkun

Android reads JSON data (Traverse Jsonarray and Jsonboject)Public String Getjson () {string jsonstring = "{\" flag\ ": \" flag\ ", \" message\ ": \" Success\ ", \" name\ ": [{\" name\ ": \" ja Ck\ "},{\" name\ ": \" Lucy\ "}]}";//json string try

iOS Local project Dependencies (cocoapods manage local libraries)

iOS doing local dependencies is actually cumbersome, do static libraries. A and. Framework, but when you use static libraries to access static libraries, your program will error, and version management trouble.Then we thought of using cocoapods as a

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