android delay queue example

Android Code Optimization

Design for performance: 1) Avoid the creation of the object to create the object has never been free. Although the GC makes the memory for the price not high, but the application is always more expensive than non-applicants. If you cycle in a user interfa

android Handler Analysis

First need to understand, handler message is to do an asynchronous operation. Asynchronous everyone knows. A more common example is. A worker thread to update the UI thread of the screen, the direct use of View action is not acceptable. This requires

Android related processes in the G-Sensor

1. The G-sensor work needs to be done: G-sensor driver files include: driver/i2c/chips/lis331dl.c driver/i2c/chips/sensorioctl.h include/linux/lis331dl.h And / kernel/arch/arm/mach-s3c6410/mach-ur6410.c file i2c chanel1 structure variables i2c_devs1

Android 2.3 API changes related to

Reproduced: http://www.android123.com.cn/androidyizhi/718.html Android 2.3 of the API Level 9, on all of the API changes. Add Package android.media.audiofx reverb sound android.net.sip VOIP Support android.nfc NFC payment of support android.os.storage sto

Android 2.3 API changes Daquan

Android 2.3 of the API Level 9, on all of the API changes, Android123 help you be summarized as follows: New Package android.media.audiofx reverb sound android.net.sip VOIP Support android.nfc NFC payment of support android.os.storage storage management c

Handler's use of (a)

Handler's use of (a) Handler basic concepts: Handler is mainly used for asynchronous message processing: When sending a message, first enter a message queue, send the message function to return immediately, and the other one by one part of the message
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