Mobile Develop

1. PrefaceAs you all know, one of the new features of Android 6.0 is the management of application permissions. In other words, users can set up their own management if they are concerned with the user's privacy. However, before 6.0 , we installed

Reference to:http://blog.csdn.net/luojiusan520/article/details/47696891Getinstalledpackages () method obtains to install the application information, he receives an int flags the value, then on the net query data all is to set the int value to 0

1. Structure of Android file systemThe official Android source code is compiled after the following files:There are system.img,ramdisk.img,userdata.img three image files. Among them, Ramdisk.img is the file system, System.img includes the main

Bluetooth BLE official demo: http://download.csdn.net/detail/lqw770737185/8116019Reference Blog Address: http://www.eoeandroid.com/thread-563868-1-1.html?_dsign=843d16d6Equipment: MX5 Mobile phone One, pesticide residue tester one (ble terminal

This includes downloading and opening the document: You need to first import the the framework of afnetworking "First step: Create a view that shows the document: Readviewcontroller(1) The Code of. h is as follows:@interface

Now in late July, close to August, from late June from the school graduated from Guangzhou also one months, the work also looked for one months, but is the initial interview a few recruit interns, to the present resume is like a sink, no audio,

When we add images under the drawable file of Android, we often cause a series of problems due to the nonstandard image naming. When named, if the naming error, according to the system Information Invalid file name:must contain only [a-z0-9_

analyze memory problems with Android Studio Hello everyone! I am about to graduate students, in their spare time often see the great God wrote blog learned a lot of things. Recently in the graduation design encountered some

Crashmonkey4ios Introduction Support for real-machine testing, simulator testing Supports collection system log (systemlog), Crash log (crashlog),instrument behavior log Supports test reports and plots behavioral trajectories

First, let's explore what the style is.There is a scenario where, when we write a layout file, there are many views, they have the same properties, and if each view is written again with the same attributes, it would seem like a cumbersome code.And

How do you design and implement your app's ideas?You have an app idea, but you don't know how to do it because you don't understand product prototypes, UI art design, and technology development. This guide will show you all the best practices for

By default, the title bar (titlebar) of the activity is usually seen (in red box):Handlecontacts is the title of the activity.Sometimes, we want to change the monotony of this situation. For example, how do you do this by adding an icon to beautify

Http://www.cnblogs.com/liushengjie/archive/2012/08/30/2663066.htmlIntent is used to initiate activity, Service, and broadcastreceiver three components, as well as an important medium for communication between components.Advantages of using intent to

During the development of the project, when the label is edited, the maximum length of the input needs to be limited to one byte. Review some of the materials and refer to the relevant methods of previous projects to summarize the solution here

The intent transitive class object in Android provides two ways of passing an object by implementing the Serializable interface, and one is passing an object by implementing the Parcelable interface.The object required to be passed must implement

The first method--recovering bitmap memory in time:In general, the following code can be used to reclaim bitmap memoryif (bitmap! = null &&!bitmap.isrecycled ()) {Bitmap.recycle ();bitmap = null;}System.GC ();The Bitmap.recycle () method is used to

Android system comes with USB share mobile network to the computer This feature is very convenient for PC without WiFi receiver, can use idle Andro as the PC's WiFi receiver, and can say goodbye to the network cable.Test, the WIN10 system PC using

It's been a long time code, and I'm documenting some of my Android concepts, and most of the content comes from web materials and official documents. The core of the 1,android operating system is a branch of Linux, with typical Linux scheduling and

First, the keyboard styleThe Uikit Framework supports 8 styles of keyboards. typedef enum { Uikeyboardtypedefault, //default keyboard: All characters supported Uikeyboardtypeasciicapable, //ASCII-enabled default keyboard

In Android network communication, the socket is usually used for data communication between devices, and HTTP is used to request the network Data.1. Socket (socket Socket)Whether it is a Java development experience Or. NET development experience of