Mobile Develop

The runtime is programmed to resemble Java-like reflection. The comparison between runtime programming and Java reflection is as follows: 1. Features that can be implemented at the same point: getting class information, property set fetching,

Onfinishinflate () triggers when all child controls in view are mapped to XMLonmeasure (int, int) determines the size of all child elementsOnLayout (boolean, int, int, int, int) triggered when view allocates the size and position of all child

Original: http://blog.sina.com.cn/s/blog_7124765801015imx.htmlThe data persistence methods provided by iOS are: SQLite, CoreData, attribute list, Nsuserdefault, Object archive.Here is a brief introduction to the object archive:An object archive is

Intent is a medium for transferring parameters between activity and service, using intent and bundles to pass data between components, both of which typically implement Java basic object types and string delivery. In the actual project, the transfer

1, according to a rectangular drawing curve+ (Uibezierpath *) Bezierpathwithrect: (cgrect) rect2, according to the rectangular frame of the inscribed circle Draw curve+ (Uibezierpath *) Bezierpathwithovalinrect: (cgrect) rect3, according to the

The principle of app upgrade is very simple, get the latest version of the service side of the release information, and its own version of the information, if its own version is low, you can prompt users to download the new version. For Android apps,

Brief introductionA burst in the top of the class to add a small function: According to phonetic prompts to write Chinese characters, after submission of the software will score, the interface is as follows:The following is a brief introduction to

Content hugging and content Compression resistanceThese two properties are important for controls that have intrinsic content size (for example, Button,label). In layman's terms, a control with intrinsic content size knows (can calculate) its own

One, the problem of sticking to deathThe program will be stuck in this step when you create a new projectReason: As will automatically download the relevant Gradle package, this machine is gradle-2.2.1-all, not down so will always be stuck

When you switch from Eclipse to Android Studio (hereinafter referred to as), I think normal people will scold Google's product manager,But in the end you have to use as, no way on GitHub most are built with it;It's really hard to make a good tool

SQLite databasefirst, a subclass of Sqliteopenhelper () is established to implement the OnCreate () method and the construction method in Sqliteopenhelper. This class takes care of opening the database if it exists, creating it if it does not, and

Reprint Please specify source: http://blog.csdn.net/fengyuzhengfan/article/details/46461253when the media button of the headset is clicked, Android The system will issue a broadcast, the carrier of the broadcast a Action name is Media_button of the

Today, I did a demo of a downloader that downloads the specified file from the locally configured Apache server. This time, we download the Html.mp4 file under the root directory of the server.By convention, we first create a URL object and a

First step, write the layout file firstThe second step, the Java codePackage Com.main.util;import Java.util.arraylist;import Java.util.list;import java.util.concurrent.Executors; Import Java.util.concurrent.scheduledexecutorservice;import

Recently found a lot of customers, information is not complete! or QQ number, mobile phone number, MSN set as the required option is better!The following is the example of setting QQ as the required optionFind Template

Get direct fetch data, post inject server, for server security or getAnd because get is the message, password account can be seen at a glance, even if the encryption can be easily cracked, so pass the password with post even if the server is not

Tests on the Android5.11, android.security.cts.selinuxdomaintest# Testinitdomain failThe printed logThis is the typical L version of the SELinux Test problem.Android.security.cts.SELinuxDomainTest has 1

Baidu Maps Android SDK v3.2.0 in version number November 07, 2014 This official launch work completed!watermark/2/text/ahr0cdovl2jsb2cuy3nkbi5uzxqvy2fsbg1lc2vu/font/5a6l5l2t/fontsize/400/fill/i0jbqkfcma==/ Dissolve/70/gravity/center ">In this

The first step:1, click Image.xcassets to enter the image management, then right click, pop Up "New Launch image"2, the right side of the check can let you choose whether to ipad, horizontal screen, vertical screen, as well as the lower version of

Introduction to IOS 6 common gestures//Viewcontroller.m//  gestures//Created by Lotheve on 15/6/13.//Copyright (c) years Lotheve. All Rights Reserved.//#import "ViewController.h"@interface Viewcontroller (){UITapGestureRecognizer *_tap;