iOS Dev-judge the first opening of a program and the application of an upgrade

Now a lot of apps are added to the opening of the boot page, when the user first opened the application when the presentation, to the user some use of the guidance and instructions, when the user opened the second time is not displayed.To achieve

iOS Common Operations-1

Some of the techniques that might be used in a project, such as a record, have been put on the job.One. The program does not lock the screen during operation?[UIApplication Sharedapplication].idletimerdisabled=yes;Two. Displays the background

2015 Summer Vacation Foshan Mobile Internship Personal Summary--Guang Gong junior Students

After one months of internship, the mobile feeling a lot.Environment1, equipped with equipmentBecause the internship is relatively short, there is not to everyone to configure a computer, only to work with their own computer, which is the only thing

Android Self-paced note chenkbox check box

      CheckBox check box1. Properties: android:id= "@+id/checkbox"android:layout_width= "Wrap_content"android:layout_height= "Wrap_content"Android:checked= "false"//check box statusSpecifically implemented in the Mainactivity.javapackage

The XML format of the IIS configuration file is incorrect applicationhost.config crash recovery workaround

Error when you open IIS Manager or configure a Web site: The XML format of the configuration file is incorrectand is the applicationhost.config problem, then it must be ApplicationHost.config is destroyed, IIS crashes.The solution is to restore

Android Acceleration Sensor

Android Acceleration Sensor Two screenshots of the mobile phone flat desktop, the data has been refreshed Source(Android Studio project): http://download.csdn.net/detail/q4878802/9065313StepsSensor use steps have been introduced before,

Permissions issues with Android

When downloading the Update app APK package from the server, I found that I reported a mistake:Java.net.SocketException:socket failed:eacces (Permission denied)Later found that actually is the authority problem, record as followsThe first one is the

About the Click event on the mobile side

Execution of the Click event on the mobile side usually has a delay of 300 milliseconds, and to prevent this unwanted delay, we can do it in a different way, as well as the effect of the click event quickly.Let's look at the execution order of the

Friend chain is still important: SEO tips behind the mobile internet

Mobile Internet development so fast, in the future also need a website to become a lot of webmaster's question, that do SEO optimization webmaster is not going to unemployment, in fact, in 2010 China Mobile internet began, mobile SEO not only didn't

Dimensions specification for Android/ios app interface design

1. Size and resolutioniphone interface Size Needless to say,640*960 is the basic OK, can also be adapted to 5S 640*1136, immediately the iphone 6 is also coming soon (casually spit slot on the online exposure of the real machine spy photos, really

How to debug HTML pages on a mobile side

Weinre this method.1. First you want to install Nodejs, to be installed in a low version, the latest version of the installed weinre will not fit. Here to aHttps://nodejs.org/dist/v0.10.20/node-v0.10.20-x86.msi2. Then NPM commandsNPM install-g

iOS 15th day (2, event handling, slide-off menu, drawer effect)

Hmdrawviewcontroller.m#import "HMDrawViewController.h"@interfaceHmdrawviewcontroller () @property (nonatomic, assign) BOOL isdraging;@end@implementationHmdrawviewcontroller- (void) viewdidload{//Uiviewcontroller[Super Viewdidload]; //Do any

Android Interface Refresh method

Android provides the Invalidate method for interface refresh, but invalidate cannot be called directly in the thread because he is violating the single-threaded model: Android UI operations are not thread-safe, and these operations must be called in

Android "Multiple Dex files define" error

in the Android Development often see this error, the reason is still worth studying. If this is the problem that occurs on eclipse, it can basically be judged that there are identical jar packages or different jar packages in the same project, but

Issues that cannot be opened after Android Studio installation

this morning installed an Android Studio, but after the installation of various settings, tossing a moment even an interface did not go in, I was sad, I thought it was too many cards on the computer, restart!!!! After restarting, I found that I was

Android file Breakpoint Download

How it works: Get a network file stream using HttpURLConnection (compatible with all Android APIs)Write files to SDcard, save download information in real-time with SQLite, if download is interrupted, read the download information on the next

Android Use Application Summary

Description in SDK: The application class is for those basic classes that need to preserve the design of global variables, and you can implement your own in Androidmanifest.xml tags. The result is that the class is created when your application or

Problems with front-end mobile development under Android

First, click Input,textarea,select and other form elements, there is an extra text windowWorkaround:input,textarea,select{-webkit-appearance:none;-webkit-tap-highlight-color:rgba

iOS Basic UI (a) simple QQ login

Achieve functional effects:(1) interface can enter QQ number and password, click the login background output QQ number and password(2) Input box has a message, focus on the input box to indicate that the information disappears(3) When you click the

Copy of Android bitmap and panning rotation zoom effect

Package com.example.bitmap;Import android.app.Activity;Import android.graphics.Bitmap;Import android.graphics.BitmapFactory;Import android.graphics.Canvas;Import android.graphics.Matrix;Import android.graphics.Paint;Import android.os.Bundle;Import

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