54. The effect of rain on Android particles (rain effect)

ImportAndroid.content.Context;ImportAndroid.graphics.Canvas;ImportAndroid.util.AttributeSet;ImportAndroid.view.View;/*** Base class*/ Public Abstract classBaseviewextendsView {PrivateMyThread thread; Private Booleanrunning =true; PublicBaseview

[Package]ios get device Unique ID

Now available in two methods, one for IOS6 and the other for iOS7 aboveIOS6:From Http://stackoverflow.com/questions/677530/how-can-i-programmatically-get-the-mac-address-of-an-iphone+ (NSString *) getmacaddress{intmgmtinfobase[6]; Char*msgbuffer

IOS XOCDE Compile Error NSObjCRuntime.h

Today encountered a relatively rare problem, recorded, to meet the people to answer the following, error prompts as follows:Everyone should know that runtime is the OC compiled into the bottom of the C, he is here to report this error, we want to

Android Get screen width high

WindowManager m =new displaymetrics (); M.getdefaultdisplay (). Getmetrics (metric); int // screen width (pixels) int // screen height (pixels) float // screen Density (0.75/1.0/1.5) int // screen density dpi (120/160/240)// set a view to the

Android Four components service registered broadcast recipient

Broadcast registration A total of two kinds, one is to register with the manifest file, there is another one is the code registration, code registration is more flexible, you can register when needed, when not required to unregisterRegistering a

JS Call and apply

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

"Turn" the role and baseline of--linearlayout attribute baselinealigned in Android layout learning

I believe you are quite familiar with linearlayout, but do you know the properties of baselinealigned?The official Android documentation describes this:So what exactly is this property for?baselinealigned: Baseline alignment.The first thing to

Unity interacts with iOS, Android

1. Unity Tuning iOS methodIn the homepage of the Viewcontroller inside the implementation methodvoid _pressbutton3 (const char *args){Unityappcontroller *unityapp = (Unityappcontroller *) [uiapplication sharedapplication].delegate;[Unityapp

Android HTTP side-bottom broadcast

This article simply share some of the experience of doing HTTP side download on Android platform, hoping to help beginners.1. Why does the player know how to decode the video file when it is playing, and how to display each frame at what

XenApp publishes IE login web mailbox times wrong

Open Internet options. You can click "Tools->internet Options" in the menu bar to open, no menu bar, you can right-click the title bar area, check the menu bar options, the menu bar is displayed. There is a gear icon on the right side of the title

Android ScrollView Scrolling mechanism

Android ScrollView Scrolling mechanismWe all know that by View#scrollto (x, y) You can implement the view scrolling effect, and if you add the Scroller class again, you can roll to the effect. But how does this work? This problem involves the

An explanation of the use of iOS development <appname>-prefix.pch files

We know that every new project, such as Helloword, will have a file in the classification supportingfiles that ends with the-prefix.pch of the project name, such as HELLOWORD-PREFIX.PCH. For a long time, I didn't think it was in the way of this file.

☆ A mobile phone designed for parents

A cell phone designed for parents, our parents are now concentrated in 40 to 50 of the age group, people of different ages have different needs for mobile phones, so mobile phone function to meet the needs of this age.Our group has imagined the

android102 query, inserting contacts

Packagecom.itheima.getcontacts;Importcom.itheima.getcontacts.domain.Contact;ImportAndroid.net.Uri;ImportAndroid.os.Bundle;Importandroid.app.Activity;ImportAndroid.content.ContentResolver;ImportAndroid.database.Cursor;ImportAndroid.view.Menu;ImportAnd

IOS8 and above Uialertview

Before iOS8, we are accustomed to use Uialertview to do cue box, IOS8 later, Apple advocates the use of Uialertcontroller instead of Uialertview.#define System_version [[Uidevice currentdevice].systemversion Floatvalue]if  (system_version >= 8.0)  { 

Android_ How to switch themes or skins

1. IntroductionUsing a custom theme or skin, you can put the relevant configuration (color, size, etc.) in a new apk compression file, the directory structure is consistent, the APK file is placed in any directory can be accessed, similar

iOS Recycle keyboard

1. Recycle the keyboard that pops up under a TextField1 -(BOOL) Textfieldshouldreturn: (Uitextfield *) textfield{23 [ TextField Resignfirstresponder]; 4 return YES; 5 6 }2. Click the empty space to recycle the keyboard1 -(void) Touchesbegan: (

iOS advanced face question----multi-line Cheng education

gcd

1 Multi-Threading is what multithreading is a complex concept, the literal meaning is to complete a number of tasks synchronously, improve the use of resources efficiency, from the hardware, operating system, application software from different

Android TextView method for long-press copy text function

Internet query Android Development to achieve long-press copy text features many ways, what to rewrite the system long press response, useful EditView control to replace the TextView method, there are custom controls what, in short, is more

androidannotations Configuring--android Studio

1. The introduction of dependency on ANDROID-APT. Add the following code to the file in the global build.gradle. (Build.gradle in project directory)repositories { mavencentral () } dependencies { classpath '

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