Back-key processing in Android

Back key is the back button on the phone, the general software does not capture relevant information may cause your program to be switched to the background, and return to the desktop embarrassing situation, on Android there are two ways to get the

iOS sandbox (sandbox) mechanism and get sandbox path

One, each iOS App SDK is limited in the "sandbox", "sandbox" is equivalent to a folder with only the owner visible permissions, Apple has the following restrictions on the sandbox.(1), the application can operate in its own sandbox, but cannot

Android Dimens Read PX&DP problem

1.dimens.xml file: 100dp Call//Area_margin_top"Android:alpha=" 0.3 "android:orientation=" vertical "> 3.activity called int margin_top = getresources (). GE Tdimension (r.dimen.Area_margin_top); OK, no problem, normal

IOS Singleton mode

The singleton patterns of all programming languages are similar. Object-c, Java, C + +, and so on, with the language does not have much to do with the grammar, only a little relationship. In iOS if you have a class: Accountmanager, you want to

Preliminary study on Selenium principle--android automatic test course

Chapter: Basic Principles of--selenium Automation (fifth lecture)Note: In fact, all things should be used first, but the basic tools are the same, the bottom is the most basic content of the implementation, the test should do is:(1) Skilled use of

Basic knowledge of IOS memory management

memory management issues, first you need to know a concept, The reference count. OBJECTIVE-C memory management is based on the reference count (Reference count). If you want to use an object and want to make sure that the object is not freed during

Android Threading (ii) Asynctask source Analysis (ii)

Reprint Please specify the Source:http://blog.csdn.net/itachi85/article/details/45055365  take a look at this article before reading the previous articlehttp://blog.csdn.net/itachi85/article/details/45041923thread pool in 3.AsyncTaska total of two

Step-by-step _android Development Course [32]_ User interface Toast (toast)

Focus on technology, enjoy life! --qq:804212028Browse Links: http://blog.csdn.net/y18334702058/article/details/44624305 Topic: User interface Toast (toast)-Some tips to use in your app structure Analysis of toast:Toast

How Android plays multiple images to form an animation

In Android, you can play frames by frame, then create a dynamic effect, prepare several consecutive pictures, and then in the source program Res folder to create the Anim folder, and then create a new XMLThe XML code is as follows: XML

Click Link popup activity in Android------textview

Mainactivity.java:Import Android.app.activity;import Android.content.intent;import Android.os.bundle;import Android.text.spannablestring;import Android.text.spanned;import Android.text.method.linkmovementmethod;import

Android development issues

Recently do Android development, encountered a problem, is to import local or remote projects, there will be a large number of errors, mainly can ' t resovled, and then the whole project is a mistake, this problem plagued me for a long time, today

Several easy-to-operate app development tools

Bizness Apps provides a platform for small and medium-sized businesses to quickly make mobile apps. users do not need any programming knowledge at all, as long as the button check and drag, you can complete most of the design work. When creating

Import an Eclipse project into Android Studio in a non-gradle way

Since the use of Android studio, I believe that 100% of students will not want to switch back to eclipse. I used to think that eclipse was very useful and very happy, but now I think Eclipse is a slag. Android Studio based on IntelliJ idea couldn't

View creation process in iOS

There are three ways to create a controller view in iOS apps: Storyboard, Xib, and code, when the app starts to load the view (Apple official):650) this.width=650; "src=" Http://images.cnitblog.com/blog2015/639800/201503/311436309675553.png "width="

IOS 8 status bar keeps black-bottom white-on-white pro-Test effective

1.info.plist file settings view controller-based status bar appearance value is no2. Add the following code to the APPDELEGATE.Mif ([[[[Uidevice Currentdevice] systemversion] Floatvalue] >= 7) { [application Setstatusbarstyle:

iOS Learning Notes

2015-04-14Yesterday I installed Xcode, and today I started to touch the basics of OC and iOS: iOS based OS X same Mach kernel The IOS app is supported by the following technical levels: Cocoa Touch Media Core

"Android Speech synthesis TTS" cloud-aware offline TTS using detailed

Please respect the results of other people's work, reproduced please specify the Source:"Android voice synthesis TTS" cloud-aware offline TTS use detailedPS. cloud-aware is 2012 1 years of development, but its voice recognition

Qt for iOS scan QR code feature

Problem:Company Project considering the Cross-platform has been done with qt, due to project needs, the project to add a QR code scanning function, in the Android can use Qvideoprobe to achieve the capture camera video frame, with qzxing decoding

Step by Step _android Development Course [31]_ user Interface Splash (splash screen start)

Focus on technology, enjoy life! --qq:804212028Browse Links: http://blog.csdn.net/y18334702058/article/details/44624305 Topic: user Interface Splash (splash screen start)- Splash screen start interface with Splash

iOS issues summary: 2015-2-10 gesture usage

1. Add a tap gesture (tapgesturerecognizer)The code for the initialization code Tapgesturerecongnizer is as Follows:1//new Tap gesture2 UITapGestureRecognizer *tapgesture = [[uitapgesturerecognizer alloc] initwithtarget:self action: @selector (

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