In the Android development process, often need to dynamically change the size of the view, some of the size of the view may need to be set according to other view size, or you need to get some view size to do something, but it is possible that you need to get this value in OnCreate, But some Android-based developers are aware that Android does not know the size o
Android Material Design-Defining Custom Animations (Custom Animation)-(6), androidmaterial
Reprinted please indicate the source: http://blog.csdn.net/bbld_/article/details/40633327
When a user interacts with your app, the animation in the material design gives feedback on the user's actions and provides visual consistency (feelings ). The Material topic provides some default animation effects for button an
Learn to develop Android apps and need to download and install the Android SDK. On android 's official website, the two-level domain name http://developer.android.com/index.html can be downloaded to the full version of the Android SDK, You can also
: RIL(1) :[UNSL RIL]This is an UnSolicited response Message. The processing method is in RIL. java
ProcessUnsolicited ()Type: UNSOL_PROGRESS_INFO. According to the previous article "Analysis of the working process of Android 4.4 Kitkat Phone (v) _ MT (incoming call) process", the ProcessUnSolicited () method will be executed in RILJ, and the corresponding type is UNSOL_PROGRESS_INFO. RIL. java transmits the processed messages to GsmCallT
[Development Diary of Android in a row from scratch] (6) -- Broadcast aggreger and androidaggreger of four Android ComponentsBroadcast receivers exist as system listeners. They can listen to events in the system or other applications in the system to respond. For example, when the device is started, the application must check the data changes. In this case, the m
(XD) Bit functionality
Mac OS X
Mac OS X 10.8.5 or higher, up to 10.9 (Mavericks)
2 gb ram minimum, 4 gb ram recommended
400 MB hard disk space
At least 1 GB for Android SDK, emulator system images, and caches
1280x800 minimum screen resolution
Java Runtime Environment (JRE) 6
Java Development Kit (JDK) 7
Optional for accelerated emulator: Intel processor with support for Intel VT-x, Intel EM64T (
This is because you need to obtain the size of the file to be downloaded in advance to implement multi-threaded FTP download of the same file,
First obtain the file list through listfiles () and then the file size. The Code is as follows:
Ftpfile [] files = ftpclient. listfiles ();For (INT I = 0; I Ftpfile file = files [I];String filename = file. getname ();If (filename. Equals (remotefilename )){Size = fil
)Step 4: access google to download Android StudioStep 5: Install Android StudioStep 6: Open Android Studio and download the SDK as prompted!Even if the Android Studio SDK has been downl
Android special effects album (6)-imitation QQ chat special effects, invisible installation force, the most fatalAndroid special effects album (6)-imitation QQ chat special effects, invisible installation force, the most fatal
In the future, the special effect album I wrote will also be added to this column. The special effect I wrote today is about chatting.
Android program version Update-notification bar update download and installation, android program version
After the Android app checks for version updates, download the updated version in the notification bar, update the download
the previous multi-threaded breakpoint download a bit similar, the author level is limited, and in view of the time relationship, also do not knock out the entire program to come;Here directly with the Preach Wisdom Podcast teacher-Li Mingwu teacher provided code, in order to facilitate everyone to master the use, will also parse the next program!OK, so first look at the effect first!First drag the file to upload to the SD card directory, then open t
install
Input: sudo apt-Get install openjdk-6-jre-headless, installation is OK, and then view the version:
Wayne @ Ubuntu :~ $ Java-version
Java version "1.6.0 _ 22"
Openjdk Runtime Environment (icedtea6 1.10.2) (6b22-1.10.2-0ubuntu1 ~ 11.04.1)
Openjdk server VM (build 0-b11, mixed mode)
JDK is installed.
Ii. Download source code
Now we have pre
automatic download methods, such as frequent update downloads and fixed point downloads (four o'clock P.M ), download interval (every 6 hours ).Here, we choose to download every six hours.(1) An incorrect solution is introduced here. Once we see that every six hours, it is easy to think of starting a sub-thread timer,
I don't know whether it's because of the recent kaihui. OpenAndroid SDK Official WebsiteIt is very slow. It is almost impossible to download the latest version of platform. I don't know why Google has set up image sites in different countries like Apache. In order to prevent this situation from happening again in the future, we will simply summarize the various packages required for Android development.Loca
The first time to write a blog, is a low-level error, the great God laughed at.Today do Androga download picture to ImageView, reported a java.lang.IllegalArgumentException:width and height must be > 0 error, can only blame my English is not good, not read. I'll put my code on it.1BMP =Bitmapfactory.decodestream (Cr.openinputstream (URI));2 3 //Zoom Picture4WindowManager WM =Getwindowmanager ();5 intwidth =
list; // This step does not seem necessary.6. Set the Java environment variable, export java_home =/usr/lib/JVM/Java-6-sun, here/usr/lib/JVM/Java-6-Sun is the path for actually installing Java;7. Configure the android Java environment variable: Export android_java_home = $ java_home2. Install eclipseToIn the Ubuntu So
Although we do not necessarily use the framework when doing the app, but some good framework of the idea is very valuable to learn1, VolleyProject Address Https://github.com/smanikandan14/Volley-demo(1) Asynchronous download of JSON, image, etc.;(2) Ordering of network requests (scheduling)(3) Priority processing of network requests(4) Cache(5) Multi-level cancellation request(6) Linkage with activity and l
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