Android

Android handler transmits messages. androidhandler When a worker thread sends a message to the main thread, because the main thread has logoff, it does not need to initialize logoff. Pay attention to the handler associated with the sender of the

[Android] custom FlowLayout, supporting multiple Layout Optimization-android-flowlayoutPreface Flow layout and stream layout are common in mobile or front-end development, especially in multi-Label display. However, the Android official did not

Android API Guides --- Bluetooth Bluetooth The Android platform includes the Bluetooth network protocol stack, which allows devices to exchange data with other Bluetooth devices wirelessly. The application framework provides the Bluetooth function

Malicious targeting Android (not to mention, toxic) I think there is a big flaw in the android system. This is the big failure that causes the card of the android system to stop. This is the design of the activity. Android's design principle for

Android-JNI simple instance Parsing Recently, the project has iterated several versions, which are relatively easy at present. Although the project is idle, people cannot be idle. Otherwise, the project will be discarded. A journey of a thousand

Simpler and more comprehensive material design status bar Based on actual usage requirements, the following types of MD status bar are implemented in the simplest way. (Focus on the use of fitsSystemWindows) 0. Prerequisites Theme. AppCompat. Light.

Android NDK tutorial 1 (first knowledge of JNI -- hello world)Preface The knowledge of android is too complex. If you have learned it, you will forget it after a while. Write a blog on the android NDK series. One is to train your writing skills, and

Learn Android custom controls togetherOverview Android has provided us with a large number of views for our use, but sometimes these components may not meet our needs, at this time we need custom controls. Custom Controls are a complex technique for

BaseAdapter usage (note)     Application in the adapter mode:   1. Reduced program Coupling 2. Easy to expand   BaseAdapter Display and cache mechanism of ListView: Display is required, and the display is cached. Basic Structure of BaseAdapter --

Share Android Facebook and Twitter1. Background At the beginning of the year, there was a new demand for the company's project, adding Facebook and Twitter sharing features to the English version of the application.2. Completion This project is

Android Network Programming (2) HttpClient and HttpURLConnectionPreface In the previous article, we learned about the principles of the HTTP protocol. In this article, we will talk about HttpClient of Apache and HttpURLConnection of Java. These two

Android implements a custom camera interface First, we can achieve the circular effect of the photo button. In Android development, of course, we can ask the artist to design the image and then take it directly. However, we can write our own code to

Memory leakage of Android applicationsMemory leakage of Android applications Differences between memory leakage and memory overflow Memory overflow (out of memory)When a program requests memory, it does not have enough memory space for use. For

Getting started with Android -- Application of Drawable and corresponding resource xmlIntroduction Drawable in Android is an abstract concept. In other words, all drawn items can be defined as Drawable (A Drawable is a general drawing action for

Implementation of the Discuz Forum client application source code, discuz source code By using the source code, developers can quickly migrate the Discuz forum to the Android client. You can have the Android client of your forum without any

Android Studio cannot start the simulator. One possibility is that you have installed a ghostversion system, androidstudio. The problem I encountered was that when I opened the simulator and the progress bar reached the end, the emulator error

Android development: optimize the analysis of ListView practices After reading some vogella articles, I found that the performance optimization of android listview is very interesting. So I practiced it. After optimization, the performance is indeed

BroadcastReceiver of four Android ComponentsIntroduction to BroadcastReceiver BroadcastReceiver broadcast is a kind of subscription-Notification event. The broadcast receiver sends a broadcast to the Android system register (subscription broadcast),

Android Studio multi-channel PackagingBefore developing an APP to upload the APP to the APP market, we sometimes encounter the problem of creating multiple apk packages based on different platforms. Due to the large number of Android app markets,

Android development Travel Notes: introduction to and usage of new controls in meterial design 5.0 Android 5.0 Lollipop is the most significant release so far. Because of the existence of material design, the android interface style has changed.