Android effectively solves the problem of memory overflow when loading large images and optimizes the virtual machine memory.Http://www.eoeandroid.com/forum.php? MoD = viewthread & tid = 159376 & fromuid = 511991
Official documents:
Activity is an Android ApplicationProgramAllows you to create a user interface on it, and provides APIs for users to process events, such as onkeyevent and ontouchevent. And maintain the application lifecycle. Activity itself is a huge carrier,
Place the image to be replaced in the launcher2/RES/drawable-nodpi directory. In the launcher2/RES/layout/yout _customize_pane.xml file, modify Android: Background = "@ drawable/XXX ", XXX is the image to be replaced. Note:
Android applications have a large number of ANR or crash events, except for the applications you have developed, we can find a way to transmit the crashed log information to the server, then it involves how to get the error information of our
Blog type:
Android
Androidjava code
Later, I found this method on the foreign guy's website.
// Obtain and cache images from the network, and share the cache with the browser
URL url = new URL (imageurl );
Urlconnection connection = URL.
Use XML code on the activity node of manifest
Android: the use of windowsoftinputmode.
How the activity interacts with the keyboard. The setting of this attribute will affect two things:
1> soft keyboard status-whether it is hidden or
Document directory
Overview
Details
In a certain aspect, we can regard android as an XWindow on Linux. Therefore, the process of starting the system will inevitably start with Linux kernel. Of course, the startup of Linux kernel is not a
Http://www.cnblogs.com/tnxk/archive/2012/08/30/2663146.html
I have used Ubuntu and want to change it to linuxmint. The following describes how to install and configure linuxmint13.1. Installation
When I installed linuxmint13, I tried many methods
Overview
The key to creating a pleasant user experience is developing responsive applications. With the help of the components provided by the android * software development kit (SDK), the performance problem debugging task becomes easier due to the
Step 1: Install the dependent package, mainly to build a Java environment
Search openjdk in the search, tag the openjdk-6-jdk and openjkd-6-lib, and other dependencies are automatically resolved. Then install the Selected Package.
Step 2: Install
1. Call the main function
In gingerbread/bootable/recovery. C has a main () at the bottom. This is the main port of the recovery application. When recovery is compiled, an executable file named recovery is generated, I put it in the/sbin directory
Forced conversion Input Method
1. inputmethodmanager. setinputmethod (ibinder token, string ID)Public void setinputmethod (ibinder token, string ID)Force switch to a new input method component. This can only be called from the currently active input
Address: http://blog.csdn.net/andy_android/article/details/7242092
Preface:
Recently, I started to study Android automated testing methods, and made some simple arrangements for some of the tools, methods, and frameworks, this includes the android
First of all, let's take a look at several diagrams: (this is a weather forecast app (moji) launched by 360, which is a good one. Here we will provide them with a free advertisement, haha .)
This kind of listview with rounded corners looks great.
Let's take a look at an example: (mogujie.com)
It looks like our gridview, but it doesn't look like it, because the item size is not fixed, it looks like it has a different flavor, indeed. just like our square corner image, the corner appears after
Http://blog.csdn.net/quaful/archive/2010/12/24/6096951.aspx
In Java, we can put some classes in the. jar file and then use classloader to dynamically load them. For example:
View plaincopy to clipboardprint?
Urlclassloader UCL = urlclassloader.
Android uses matrix to scale and rotate images.You will learn how to operate images through matrix.
Matrix Operations are divided into four types: translate, rotate, scale, and skew.
The android API provides set, post, and Pre operations. In
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