Mobile Develop

In the wheat College Android communication group inside someone asked Edittex input and input at the top of the problem, in fact, this effect is very good implementation, and now say:Add android:minlines= "3" to the EditText, but the actual effect

in the Wheat Academy forum, I saw a lot of Android beginners are asking TextView to set the Drawableleft property, I copied the question in the Wheat College Forum, and then we came together to answer:Original problem Description:the TextView in XML:

The competition of the smartphone industry is undoubtedly more and more intense, in order to excavate the broader market, in recent years some manufacturers will turn to the subdivision domain, on the one hand, these subdivision domain's development

When you need to draw graphics on Android, you'll use the graphics class, the Paint class. Paint is the equivalent of a pen, and canvas isPaper, this is called the canvas.So, all of the settings related to what you want to draw, such as size, weight,

Introduction to several design patterns in iOS development(a) Agent modeScenario: When some functionality of a class needs to be implemented by another class, it is not certain which class implementation is specific.Advantages: DecouplingAgile

In fact, very early wanted to write a blog, just feel that their technology can not, writing something technical is not strong, write out also no use, but later think, write blog record development encountered problems are also good ....Today I want

http://www.zhihu.com/question/19649679 me to talk about the process of my study: (Shameless use of one answer answered a lot of questions.) ^^) The first step, reading Stephen G. Kochan's "Objective-c Program Design": Objective-c language

The rollback of the item in the ListView will result in a reuse.That is, the ListView cache item is certain, after scrolling, update, will be reused in front of the item is no longer used.So when updating a control, especially a progress bar, it is

Core idea: Set a hidden (display:none;), dark background div and its sub-div as a dialog box, set this div to display when you click somewhere.The core code is as follows (some JS code is used to dynamically adjust the row height of the div content,

Wheat Academy Android Development teacher says activity is one of the most basic and most common components of Android components, and it is widely used in Android development, and it needs to be mastered as a beginner for Android. The Wheat Academy'

The inflate method of layoutinflater is often used in the Oncreateview method of fragment:[Java]View Plaincopy Public View Oncreateview (layoutinflater inflater, ViewGroup container, Bundle savedinstancestate) { There are four

Apple recently discovered a new iOS7 system vulnerability, using the vulnerability to bypass the password input interface and open your recently used software without knowing password.And this process takes just 5 seconds!The flaw is not so severe,

Interactive Advertising Bureau , a new study by the United states, shows that Internet advertising revenue has increased throughout the year 16% , to 495 billions of dollars, with mobile ads overtaking banner ads for the first time, after search

Mobile applications in the processing of network resources, generally do offline cache processing, which is the most typical picture cache, where the popular offline cache framework is Sdwebimage.however, offline caching takes up storage space on

1. How to get the WiFi object and operate the WiFi device, you need to get context.getsystemservice (context.wifi_service) to get the Wifimanager object, and use this object to manage WiFi devices.  addnetwork (wificonfiguration Config) Adds a

Enumeration +DPAlthough on the ring, but the most around the ring walk oncedp[0][i] The first I point all counter-clockwise to take out, dp[1][i] from I to n clockwise finishThen enumerate the middle dividing line, and from which point start to turn

Android log file outputUsage:try {} catch (Exception E) {logutil.logexception (e);}Package com.hexun.util;Import java.io.BufferedReader;Import java.io.File;Import java.io.FileInputStream;Import java.io.InputStreamReader;Import

Summary : Whether you're a rookie or an experienced Android Developer , the most taboo is behind closed doors, as a developer, can not put themselves in the circle of their own thinking mode, to learn from the external resources to assist themselves,

1. Get AssetmanagerAssetmanager Assetmanager = Context.getassets ();2. List all files in the assets directorystring[] filepathlist = assetmanager . List ("");3. Open a fileInputStream is = assetmanager . Open ("test.txt");4. Once the InputStream is

package com.example.srolltest;import java.util.arraylist;import java.util.list;import  android.app.activity;import android.os.bundle;import android.util.displaymetrics;import