Mobile Develop

//Get document Path+ (NSString *) getdocumentpath{Nsarray*filepaths =nssearchpathfordirectoriesindomains (NSDocumentDirectory, Nsuserdomainmask, YES); return[Filepaths Objectatindex:0];}//get the library path+ (NSString *)

Because of the work, need to use the analog input this thing, look up some information, the implementation of a variety of ways, I can be divided into two categories, command line class and program class.The command line class includes the

One: Problem descriptionFlash-Back (Crash) is the performance of the client program when it encounters an unhandled exception or error at run time, and gives its own solution from the Crash of the reason for the occurrence of the problem and the

app upgrades are standard for every Android app, and most apps have an upgrade alert and apk download installation (if the system allows silent installation estimates there is no reminder).The previous upgrade was to write the http download yourself

The specific code looks like this:@Override Public boolean onKeyDown (int keycode, KeyEvent event) { if (keycode = = Keyevent.keycode_back) { new Intent (intent.action_main); Home.setflags (intent.flag_activity_clear_top);

1. I/O flow is divided intoByte streamAndcharacter Stream。 BYTE stream: InputStream, outputstream (input stream, output stream) Character streams: Reader, Writer (input stream, output stream) Note: 1 characters

After successfully importing an eclipse-made Android project into Android Studio, launch the build and report an error such as, but the project can start running normally:　　most of the online Most of the solutions are:Add the following code to the

Write an algorithm to determine if a number is "happy".A happy number is a number defined by the following process:starting with any positive integer and replace the number by the Sum of the squares of its digits, and repeat the process until the

1 in the Android Studio project, right-click the new Assets folder in the Gradle folder. Import the built SQLite database into it.2 in the main activity to determine whether the app is the first time to start the call the following method:/** Check

Four steps to fix niosii project path change (2014-08-03 16:41:01) reprint http://blog.sina.com.cn/s/blog_bff0927b0102uy30.html Tags: nios path change setting.bsp Category: Development tools In the

Original: http://blog.csdn.net/liulei823581722/article/details/52919697This article first describes how to use Androidstudio to export and convert a module project into a jar, everyone knows that eclipse exports the project jar is very easy, because

Fresco is Facebook's newest, powerful image library for displaying images in Android apps that can load images from the Web, local storage, and local resources. The drawees can display placeholders until the picture is loaded. When the picture

Start a MacBook Pro a while ago and buy a magic Mouse2I believe most programmers comrades, as long as the MacBook all back to the dual system, I am no exception, because of the need to use the VS and many other development tools.Magic Mouse2 on OSX

Android has a package name as the app's unique ID, which is not as easy to change as it is for iOS, but it has to be changed in order to be able to officially release its app.Assuming the package name is com.exease.etd.objective , the following

1, H5 page window automatically adjusts to the device width, and prevents users from zooming the page(The UC browser of some Android phones can be zoomed out after writing)2. To recognize a number in a page as a phone number (it's obvious that

Android StudioApproximate framework:1.Activity at present,android structure = = = activity + response events within the activity2. activities First in java->com.example ... and then create an activity under the Androidmanifest.xml Activities to be

title Date Categories Tags Android 5.0 below tls1.x sslhandshakeexception 2016-11-30 12:17:02-0800 Android

First look at the interfaceLayout files are very simple, do not post code! Stick out the main code Each of the different programs can have only one UID, but one application may have multiple PID, so we get the UID of each applicationTherefore, we

Ha, the title party again. But I will do my best to write an introductory article for the most people. This article is only for the purpose of learning and communication, do not use for illegal purposes, if the reader uses the knowledge

There are two main scenarios for the JNI development of Android: one is to use a compiled. so dynamic library; The following are respectively described:First, use the already compiled so　　This is a relatively simple case, just put the. so file in