Several ways Android updates the UI in a child thread

The first type:New Handler (Context.getmainlooper ()). Post (new Runnable () {@Overridepublic void Run () {//Run the action you want here For example, update the UI directly here or call the callback to update the UI in the callback});The context is

Summarize the process in Android

the hierarchy of processes in Android is as follows (high-to-low importance):1, the front-end process. As the name implies, the front-end process is currently displayed on the screen and user interaction process, the number of front-end processes in

Nagios monitoring error It appears as though you don't have the permission to view ...

Today after the installation of Nagios, through the Nagios Web interface click on the host, service, issue page, all error, error content is similar, such as Click Services, Error:It appears as though you don't have permission to view information

Two easy ways for iOS to turn off the keyboard

Method One:1 [[[ [uiapplication sharedapplication] Keywindow] endediting:yes]; to close the pop-up soft keyboard to traverse and then call Resignfirstresponder? I found a key today. This view may       Open keyboard is simple: [Self.view

Displacement Animation translateanimation

Original address: http://www.cnblogs.com/sysbug/archive/2012/01/18/2325530.htmlAndroid JDK provides us with 4 animation effects, namely: Alphaanimation,rotateanimation, Scaleanimation, Translateanimation. Today I would like to explain the animation

Ultimaterecyclerview released, Android under the new ListView Big Kill device

A versatile recyclerview that includes drop-down refresh, load more, swipe to delete, drag-and-drop sorting, multiple animations, parallax drag, toolbar gradients, toolbar and Fab as the scrolling disappears, etc. Can be placed in the same

58 implementation of loading animations in the same city (Android property animation)

Recently saw the 58 new version of the app, inside or do a lot of animation effects, which I see loading data when a load animation is more fun, try to do a bit, first look at the effectA lot of people see this, the first question is how the shadow

android--Development environment

SDK manager--Tools Development tool ClassSDK manager--"extras--" Android support Library supports high-version applications to low-version compatibilitySDK manager--"extras--" Google Admob ads SDK Google ads barSDK manager--"extras--" Google

IOS determines whether the current Uiviewcontroller is being displayed

My usual practice is to determine whether it is in use, depending on the life cycle of the view controller.For example, set an instance of Boolean variable isVisible in-viewwillappear isVisible = YES;   Inside the-viewwilldisappear isVisible = NO;

iOS Development Web Chapter-Network request (HTTP protocol) summary

iOS Development Web Chapter-Network request (HTTP protocol) summary1. Talk about the HTTP protocol (the complete communication process for the Protocol)2. Communication process1> Request* Client -to-server* Content of the requestA. Request line

"The authoritative guide for Android Programming"-Reading Notes (c) A preliminary study of Git

"The authoritative guide for Android Programming"-Reading Notes (c) A preliminary study of GitVersion Control-gitWhy Use version controlWhat is version control? Why should I care about it? Versioning is a system that records the changes in one or

IOS Custom Controls-Displays the ImageView of the download process

Original blog, reproduced please indicate the sourceBlog.csdn.net/hello_hwcPreface: The purpose of this series is to provide some ideas, in the course of the demo to let the reader learn some custom control ideas, so it is not appropriate too

iOS Development EASEMOBSDK Ring Letter Fast Integration

First, the new project, will download the Ring Letter SDK "EASEMOBSDK" folder added to the project.Second, add dependencyThird, add the Include folder path in the Easemobsdk folder to the header Search paths.The addition of-OBJC in the other Linker

Summary of some errors that often occur during IOS development

Summary of some errors that often occur during IOS development1 , jumps between two view controllers(1) Jump: [self Presentmodalviewcontroller:control animated:yes]; return:[self dismissmodalviewcontrolleranimated:yes];(2)Jump:

Use of the Android V7 Compatibility Pack Recyclerview (ii)

Previous post use of the Android V7 Compatibility Pack Recyclerview (a) the most basic usage of recyclerview, and now start digging into more detailed content.In the Recyclerview API, there is a sentence A flexible view for providing a

On the usage and difference of application and call in JavaScript (RPM)

There is a call and apply method in JavaScript, which is basically the same, but it has a slightly different effect.Let's take a look at the explanation of call in the JS manual:The call method invokes one method of an object, replacing the current

Unity3d Tutorial Shader Chapter: 24th Reflection Mapping

mul

Reprinted from the Wind Yu Chong Unity3d Tutorial CollegeIntroductionReflection Mapping, also called Environment Mapping. Corresponds to Texgen spheremap and Cubereflect. is the fastest reflect the algorithm of the surrounding environment first

Android ListView Understanding of Baseadapter

The ListView is one of the more common components of the Android development process, and it presents the data as a list. Generally, a ListView consists of the following three elements:1.View, used for a presentation list, usually specified by an

Understand and skillfully use the call and apply in JS

In JavaScript OOP , we often define this:function Cat () {}cat.prototype={Food: "Fish",Say:function () {Alert ("I Love" +this.food);}}var blackcat = new Cat;Blackcat.say ();But if we have an object Whitedog = {food: "Bone"}, we don't want to

Reapp-The next generation of Hybrid APP development Framework

Reapp and React Native have strikingly similar similarities, both using React to create the framework of the application user interface. However, there is a clear philosophical difference between the two frameworks on the underlying mechanism. React

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