iOS gets a time interval between two dates

NSString *formedatestring =@"2016-01-1"; NSDate*nowdate =[NSDate Date]; NSDateFormatter*dateformate =[[NSDateFormatter alloc]init]; [Dateformate Setdateformat:@"YYYY-MM-DD"]; NSDate*formedate =[Dateformate datefromstring:formedatestring]; Nscalendar*

Mobile app test adb FAQ Solution

QQ group 522720170, no commercial advertising, daily dry e-book + video sharingLychee FM Mobile Client search for "Play talk show" to subscribe to usVideo Summary home: http://edu.51cto.com/lecturer/index/user_id-4626073.htmleveryone in the use of

Android Studio simulator Start engineering times wrong: Hax kernel module is not installed!

Android Studio 1.0 has been released, the future of the development of Android platform from Eclipse to Android Studio migration, in order to be not outdated I also deliberately downloaded from Google Android Studio installation package, and happily

Android Signature verification prevents re-packaging

There's a lot of information on the web, just one note.Anti-compilation Dex modifies the signature information of the APK after repackaging the signature, so you can determine in your code whether the signature informationhave been changed to quit

Installed: Installing Ubuntu 14.04 on a removable hard drive

There are many benefits to doing so, and the biggest benefit is getting fresh.Only one thing to keep in mind is to load the bootloader in the MBR of the entire hard disk instead of the DBR in a separate partition.In addition, I have a successful

Android's Sharedpreferences detailed

Sharedpreferences is the most understandable data storage technology in Android, In fact, Sharedpreferences is dealing with a key-value (key-value pair) sharedpreferences commonly used to store some lightweight data. 1, the use of sharedpreferences

Appdelegate details of the iOS app life cycle

The appdelegate.m/h file in IOS is important because it manages the entire life cycle of application.First understand that each iphone app has a uiapplication,uiapplication is the beginning of the iphone app and is responsible for initializing and

Android Notification and Taskstackbuilder

In app development, notification bar notifications are a more common requirement, and there's an experience detail here. Pop-up notice, the user drop-down notification bar, click to enter the app in the corresponding page, after reading to return to

Android Event distribution mechanism

Transferred from: http://hunankeda110.iteye.com/blog/1944311Events in Android are divided into keystroke events and touch events, where touch events are described. The touch event consists of a action_down,n action_move, a action_up composed of

Considerations for using the Append (content) method of jquery

Append (content) function: Appends content to each matching element.As in the following example:Append some HTML markup to all the paragraphs.HTML Code:i would like to say: JQuery Code:$ ("P"). Append ("Hello");Results:[i would like to say:

Androidstudio Optimizing Gradle Compilation efficiency

Androidstuido uses Gradle to build and compile on its own initiative. Sometimes do a small amount of changes to compile to wait too long, recently Erik Hellman written boosting the performance for Gradle in your Android projects (translation 1)

iOS for Image sketch effects

Use Gpuimagesketchfilter object to achieve image sketch effectNSString *ConstKgpuimagesketchfragmentshaderstring =shader_string (Precision Mediumpfloat; Varying VEC2 texturecoordinate; Varying VEC2 lefttexturecoordinate; Varying VEC2

I would like to write about how I learned how to learn about Android, by the way I

To date since the beginning of December to now is fast February, the original work is to do oil weather pipeline is the Central Plains oilfield Pipeline Authority, from the internship graduation has been done, the field wind sometimes night in the

"Unity_api Analysis" the first Chapter application class

The application class does not contain instance properties and instance methods, and in the script, the run-time data of the program is programmed by invoking the static properties and static methods of the application class directly.Application

iOS uses Jenkins for continuous integration

This paper mainly describes the continuous integration of ios-jenkins in the process of development to improve work efficiency.BackgroundUsually we develop the iOS project and need to package it for testing. The process needs to be repeated:

Spring simply obtains an instance of the entity class, with several considerations for using the ApplicationContext () method

Today, with the initial usage of spring, it feels no different from instantiating an entity class, like this simple code is not as straightforward as being instantiated directly, so using spring would require three files altogether.The first is of

Self-adapting design of mobile Web page

I. allow Web page width Auto-adjust: How does "adaptive Web Design" work? It's not that hard actually. First, in the header of the page code, add a row of viewport meta tags. Meta name="viewport" content="width=device-width, initial-scale=1"

Use "Microlog4" for log storage in Android

in the Android project, a log file needs to be put into the SD card for subsequent debugging bugs. The specific use is as follows:1. Download the Open source Frameworkhttp://code.google.com/p/microlog4android/downloads/list Download Microlog4android-

The purpose of Keychain in iOS

keychain use in iOS I. Using keychain to share data between applications         We can interpret keychain as a dictionary, all data is stored in Key-value form, You can add, update, get, Delete Four operations on this dictionary.

The Android side uploads files to the server via HttpURLConnection

The Android side uploads files to the server via HttpURLConnectionOne: the principle of realizationRecently in the application development of Android client, involving to upload images to the background server, chose to do the Spring3 MVC HTTP API

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