Mobile Develop

PDF files need to add new pages when adding new content, and then edit them on the page, and we can delete the pages and adjust the order of the pages as we work on some of the unwanted page content in the document. These are similar to PPT, but how

1. How Android Studio submits code to GitHub:http://blog.csdn.net/u011068702/article/details/49273231#userconsent#2. Eclipse Import Android Project package XML error did not generate R

GitHub Android Libraries Top 100 IntroductionRankings are based solely on the results of the GitHub Search Java language selection (best Match), and then filter out items that are not related to Android, so the rankings don't have any official

The number of seconds to take the current timeNstimeinterval time = [[NSDate date] timeIntervalSince1970];A long long int date = (long long int) time;NSLog (@ "date\n%d", date); 1295322949Convert the number of seconds into YYYY-MM-DD hh:mm:ss

iOS Memory management methods:ARC Automatic Reference Counting Auto Reference countMRC Manual Reference Counting Manual reference countChange Management methods:Memory management issues:1. Memory leaks: Objects that are no longer needed are not

Http://www.cnblogs.com/likeandroid/p/4888808.htmlAndroid anti-cracking technology introduction As the internet continues to evolve over the years, Android apps are getting more and more! But then there are more and more problems, the more

Android development is in the Eclipse environment using Java Code development, environment and language must learn, most Android applications need to involve the database, Android comes with a database, but also need to have a certain understanding

I believe a lot of netizens have had such experience, play a game found can simultaneously on two number that is how good ah, last QQ, or is on,    Some chat enthusiasts will have a lot of QQ and, so now the trouble is coming, how can we make

Alas ... Yesterday wrote the blog, was the blog Park Management Group to abandon ... Sad!Yesterday, thanks to the basic use of the radio, today go deep in the steak, tomorrow continue to write about the radio blog.Much of what was said yesterday was

Several methods of data persistence in iOS development--nsuserdefaultsIOS development, often encounter the need to keep some data in the local situation, then we have the following options to choose:First, the use of Nsuserdefault is the simplest

Android Bluetooth systemBluetooth is a radio technology that supports short-range communication (typically 10m), which allows wireless information exchange between a wide variety of devices.Bluetooth modules in the Android systemAndroid includes

We all know that when your application has embedded some such as location, push function, the user will be prompted for the first time to install the launch of the app to ask users to register these functions, for some reason some users may choose

1, the Foreign tutorial website http://www.vogella.com/tutorials/android.html very good website, free, contains the Android tutorial is also more comprehensive, and the tutorial often quoted Daniel Blog, there will be a lot of accidental discovery.

1. What are the four components of Android, and what are their roles?Activityactivity is the window of the Android program interacting with the user, is the most basic of the Android building block, it needs to maintain the state of the various

Mainactivity.class@Override protected void onCreate(Bundle savedinstancestate) {Super. OnCreate (Savedinstancestate); Setcontentview (R.layout.activity_main); Findcomp (); InitData (); adapter =NewMyadapter ( This, list);

In order to develop an Android app, you must install the following software on your system:1.JDK.2.Android Studio developer tools or offline Android SDK tools.3.NDK.It is recommended to install Gradle but not necessary. Please see the Gradle

In the previous articles we analyzed the activity and dialog loading drawing process, cancel the drawing process, I believe you have a perceptual understanding of the Windows drawing mechanism of the Android system, this article we will continue to

Android NV21 format video rendered via OpenGL ES The first time to write a blog (mainly to their own), please the Great God!!! Extracting YUV components from NV21 format video YUV, divided into three components, "Y" for

Usually we all know that when using string, to avoid hard coding in the code, you should use the String.xml file to save the string we use in the project, the advantage is to avoid the reuse of code, unified management and loading different

First, the optimization strategy in the program--copyonwritearraylistCopy-on_write is a kind of optimization strategy used in program design, the basic idea of the device is:The same list is shared from multiple threads, and when a thread wants to