Android

Today, the gralloc out of memory error occurred while working on the project. After several days of testing and adjustment, it was determined that it was in AndroidManifest. android: theme = "@ android: style/Theme is used in xml. translucent. this

Recently, the BOSS decided to take a picture and then upload the image over FTP. When BOSS speaks, you can start it. According to the combination of HTML and CSS, you can make a beautiful photo frame. However, I suddenly found that the ImageView

"Not trusted Server Certificate" is frequently encountered during access through Https. Some people say this problem is Not found in 3.0 and may have been improved, this problem occurs in versions 2.2 and earlier.At first, I thought about using the

Ndk-gdbI recently used NDK to develop some things and learned a lot about result debugging. Because I am also a beginner, I cannot guarantee that the content described next is completely correct. Compile the debuggable code NDK_DEBUG = 1; Set

Example: http://www.bkjia.com/kf/201203/123446.htmlIn the simulator, getDrawingCache can return values, but returns null on the real machine.When we need to obtain the DrawingCache of a View, we can call the getDrawingCache method. Some people say

In Android, an Activity can be understood as a screen. Intent is used to switch a program from one Activity to another. Intent is responsible for interaction and communication between Android programs and between activities and services in the

Recently I encountered a problem when using TabHost:Four activities are added to TabHost as tab pages. From left to right, they are called tab1, tab2, tab3, and tab4. However, no matter which Activity I click to jump to when entering the TabHost

If your service is only used by your own application and does not need to work across processes, You can implement your own Binder class so that your client can directly use the public interface method of the service. Note: This only works when the

IOS-style UIS are popular. Many Android UI designers are also willing to design Android UI into a UI style similar to IOS. The following is an example to illustrate how to use Shape to define an IOS-style button.   Define an ios_button_grouped.xml

1. Search for content from googleIntent intent = new Intent ();Intent. setAction (Intent. ACTION_WEB_SEARCH );Intent. putExtra (SearchManager. QUERY, "searchString ")StartActivity (intent ); 2. Browse the webpageUri uri = Uri. parse

During Android development, you can always meet the Context class or its instances. Context instances are often used to provide reference for "Applications. For example, in the following code snippet, the first parameter of the Toast class accepts a

The previous http://www.bkjia.com/kf/201203/124631.html talked about sending the uevent command to the onEvent of NetlinkHandler through NetlinkManager. The Code is as follows:Void NetlinkHandler: onEvent (NetlinkEvent * evt ){VolumeManager * vm =

Then yesterday's http://www.bkjia.com/kf/201203/124792.html write, to achieve the login of the server part. First, you have to get a database and create a table to store the usernames and passwords of all users. When the client sends a query request,

Generally, the program fails at a certain point. We can use adb shell ps to find the PID and then use gdbserver attach on the target side, finally, use gdb to connect to the host. But the program will not crash so perfectly, and in many cases the

This topic describes several calendar controls on the Android platform.   As we all know, the calendar view control is added in Android 3.0 to display grid-like calendar content. For versions earlier than 3.0, the calendar control can only be used

Before introducing how to change the animation effect, we will first introduce the tool classes provided by the Android SDK.AlphaAnimation: controls the transparency of animation objects and fades in and out.TranslateAnimation: controls the position

The real use of fragment is to dynamically add it while the program is running. 1. project directory.   2. res/layout/main. xml [Java] Android: layout_width = "fill_parent"Android: layout_height = "fill_parent"Android: orientation =

There are four main android Data Storage Methods: SharedPreferences: stores the key-value pairs for saving system configuration information. SharedPreferences. Editor editor = uiState. edit (); get the editing object Use the editor. put (); Method

[Html] Android: layout_width = "fill_parent"Android: layout_height = "fill_parent"Android: orientation = "vertical">"Android: layout_height = "wrap_content"Android: text = "TextView"/>Android: layout_height = "wrap_content"Android: text =

1. Android source code calculator: when a certain number is input, it is easy to report an error after addition, subtraction, multiplication, and division.2. In the numeric input box of the calculator, add a limit to the maximum number of inputs and