Mobile Develop

I. Definition of RunloopWhen there is a continuous demand for asynchronous tasks, we create a separate life-cycle controllable thread. Runloop is the mechanism for controlling the thread life cycle and receiving events for processing.Runloop is the

#pragma mark Create array CNsmutablearray * Array =[[nsmutablearray alloc] initwithobjects:@ "a", @ "B", @ "C", nil];Nsmutablearray * array1 =[nsmutablearray arraywithobjects:@ "a", @ "B", @ "C", nil];Nsarray * array2 = @[@ "1", @ "2", @

To achieve a solid line of 0.5 pixels on the mobile side, here are the personal practice results1. Through the background-image gradient effect linear-gradient realization:class= "gradient">retina border-bottom 0.5pxp >. Gradient { width: 200px;

1. Lambda1. Basic form:LetterNumberName=LAMBDAARGS1,aRGs2,.. . ,aRGsn:exprEssion Similar to macro definitions in the C language2. Code1 Lambda x:x%2==02Lambda x:x2. Filter1. Basic forman s=f ilt er ( fun cti on arr ay) Equivalent to a filter

First, preface:As a qualified iOS developer, in addition to the ability to code strong coding, but also should have excellent error-checking ability. In the project run, the program crashes is unavoidable, encountered this problem, sometimes there

In iphone development, it is sometimes necessary to get the status bar and navigation bar height and width information to facilitate layout of other controls. Here's how to get this information: Status bar (StatusBar) cgrect rectstatus =

CSS for Web mobile development Best PracticesOne. CSS OverviewCSS is a cascading style sheet (Cascading style sheets), which functions primarily to control the style of page elements , including layout, color, font, size, whitespace , borders,

ProblemA few of the most troubling issues when you first touch the Mobile H5 page are: 6 or 6p is clearly a 1px border how to become 2px or 3px spicy thick! Picture, Div, etc. how to compare the adaptive design diagram Then slowly

https://developer.apple.com/library/ios/documentation/UserExperience/Conceptual/MobileHIG/LaunchImages.html#// APPLE_REF/DOC/UID/TP40006556-CH22-SW1 (closed)Icon Size MeshFour Generations 960:640Five Dynasties 1136:640 x 568Iphone6 1334:750Iphone6

Starting today based on the basics of prior learning Android, combat it to achieve a simple feature of Android phone defenderThis article address: http://www.cnblogs.com/wuyudong/p/5899283.html, reprint please indicate source address.The main

/*** The process of software exit: Skip to the first page, then click "Click again to exit", 2 seconds to exit again.* Prevent the user to operate by mistake*/Private Boolean isexist=false;Private Handler Handler = new Handler ();@Overridepublic

1. Package1) Package: Packages The class, while restricting access rights2) package creation, package + Pack name (package name usually by domain name + specific name) such as: Package Com.baidu; Public class Person {}This code is implemented to

Value Operation code: /**     *  Refresh page Operations Section      *      *  @param  id1     *  @param  id2      */    private void sendtoindexcookbookfragment (String id1, String ID2)  {//        indexfoodfragmentupdateids iff =

Create a successful 5 key points to consider before appin the era of intelligent machines, people generally prefer to use mobile phones rather than web browsing. This trend has led to the creation of thousands of apps on Google Play and the Apple

SQLite Database Custom Function implementation://Here's how to create a function, that finds the first character of a string.Static voidFirstchar (Sqlite3_context *context,intARGC, Sqlite3_value * *argv) { if(ARGC = =1) { Char*text =

High Tall Imitation bilibili iOS client I feel it ~ The Android client is really a lot prettier than iOS. ~!!!! Self-defense Bilibili, the function is still in perfect ... I've been busy looking for a job lately. draw on the ideas of many authors,

10 Popular technologies for mobile internet in the next five yearsabsrtact: At present, the development of Internet industry has entered a new stage, the development and application of mobile internet technology is becoming more and more mature, the

Reprint: http://mp.weixin.qq.com/s?__biz=MzAwODY4OTk2Mg==&mid=2652039482&idx=1&sn= 9aa9b204af34baabd2fdbba649e20d79#rdAndroid Studio 2.2 is now available for download. Android Studio 2.2 has been previewed on Google I/O 2016 and is the latest

I am I/o this year, Google released a preview of Android Studio 2.2, improved a number of features, but in order to ensure that the company's projects are not affected, I generally do not install preview version, because the preview version means

Original link: http://www.jianshu.com/p/0cc7aad638d9 1.Notification (Notification)Since the introduction of notification, Apple has been updating the optimization, but these update optimizations are only a few, until now iOS 10 began to really