Mobile Develop

In an Android project, you'll learn the most about PNG-formatted images, or JPEG images. What should we do with the animated type picture gif format picture? We can use the Android-gif-drawable framework to implement the GIF image loading, which is

Reprint please indicate the source:http://blog.csdn.net/lmj623565791/article/details/45022631;This article is from: "Zhang Hongyang's Blog" 1. IntroductionFor custom attributes, you are certainly not unfamiliar, follow the following steps, you

1. Installing OPENJDK-7-JDKAndroid 5.0 uses a JDK that is no longer an Oracle JDK, but an open source OpenJDK, after Ubuntu is installed, install the JDK using the following command:$sudo apt-get Install OPENJDK-7-JDK  When installed, set

The difference between Android transition animations Windowanimation and activityanimationObviously, window and activity itself know differently from names, but the difference between Windowanimation and activityanimation in project development must

Reprint please specify the source http://blog.csdn.net/u014163726/article/details/44994197This long time did not write the blog feel the hands are born Ah, recently because of the work of the relationship came to Shanghai, is still stable, so seize

In the previous article, we described how to write a Linux kernel driver for an Android system on Ubuntu. In this Linux kernel driver called Hello, create three different file nodes for user space access, namely traditional device file/dev/hello,

Display multiple documents using UIWebViewIn addition to the HTML content,UIWebView can also display several types of documentsInclude the following types· Excel (. xls)· Keynote (. Key.zip)· Numbers (. Numbers.zip)· Pages (. Pages.zip)· PDF (. pdf)·

After a busy week and finally having time to write something, we continue to introduce another way for Android APK to prevent anti-compilation technology. Top two we talked about Shell technology (http://my.oschina.net/u/2323218/blog/396203) and

1. Inheriting tabactivity implementationsA) Use Framelayout in the layout file to list the tab component and the content component in the tabb) activity to inherit tabactivityc) Call Tabactivity's Gettabhost () method to get the Tabhost objectd)

The requirement is this :In the application details, there are comments on the section, the page comments up to 5, and each of the maximum number of words is 140 characters, each comment may vary depending on the number of words, occupy a different

To safely exit multiple created activity?You can customize the application:myapplication.Add a list member to save, some key created activity instances:1 PrivateList activitylist =NewLinkedlist();2 3 //Save this for all activity4 Public

iOS8 launched also has a period of time, because of time is tight, so did not go to learn the new features of iOS8,With the launch of iphone6,6+, iOS screen adaptation is a big problem, how to successfully adapt to a variety of sizes and ipad?Apple

Feedback after you create a shortcut, click the shortcut can not start the program or prompt "not installed program", it seems that the new ROM in the shortcut this piece has been modified (since this article is May 11, estimated to be 2.0 or 2.1

Data types supported by Sqlite3:NULL, INTEGER, REAL, TEXT, BLOBHowever, Sqlite3 also supports the following data typessmallint16-bit integerInteger 32-bit integerDecimal (P,s)P is the exact value, S is the number of decimal digitsFloat 32-bit real

After a busy week and finally having time to write something, we continue to introduce another way for Android APK to prevent anti-compilation technology. Top two we talked about Shell technology (http://my.oschina.net/u/2323218/blog/393372) and

1. Create a request-(void) download2{ nsstring *urlstring = @ "Http:192.168.0.179:8080/myweb/download.do"; URLString = [URLString stringbyaddingpercentescapesusingencoding:nsutf8stringencoding]; NSLog (@ "Hello"); Nsurl *url =

Android screen adaptationOfficial address: http://developer.android.com/guide/practices/screens_support.htmlI. Recommendations on layout adaptation1, do not use absolute Layout 2, try to use match_parent instead of fill_parent. 3, can use the weight

UIKit can recognize three types of input events: Touch events Motion (Accelerometer) events Remote control Events Many of the event objects in Uieventios are instances of the Uievent class, which record the time and type of the

Note: Android3.0 above system starts to support hardware acceleration feature hardwareaccelerated, which is enabled by default. When one of your activity uses the "dashed" effect, you must set the hardware acceleration property of the activity in

The Friends of iOS development share the use of 1. Preparatory work(1) Register your friend's account and get Appkey(2) Download the share library as needed (note: preferably 64-bit)2. Basic sharing(1) library file dragged into the project umeng_ios_