volley library in android

This article is translated from the famous blog Android developers, the original author is Ian Lake, click here to view the original text.Android 5.0 Lollipop is by far the most significant release, largely because material design--is a new design language that refreshes the entire Android user experience. But it is a big challenge for developers to design an application that is fully consistent with materi

. ActionbarsherlockActionbarsherlock is a standalone Android design library that allows Android 2.x systems to use Actionbar as well. In addition, Actionbarsherlock allows developers to easily use and design Actionbar with just one API. Actionbarsherlock can also determine the choice and call the native Action bar or extend the Actionbar independently. If you use

Last week's annual Google IO Global Developers conference just ended, Google in the Android this piece apart from some optimizations are not too big highlights. On Android Developer and Android Developer blog to read the relevant introduction, Google upgraded the new support Library. So here we have to take the lead in

work: Multi-track and subtitle support Granular CPU and GPU optimization Support mobile phone to tablet various devices Streaming media playback buffering support Playback screen proportional size adjustable 1 Automatic text encoding detection, refuse garbled There are more new features not listed, please refer to the official website.3 Download edit Vitamio project hosted on Github[1], there are many open source projects in the company, including:1, Vitamiobu

Android class library Introduction The android SDK of gphone contains many class libraries: Android. util involves the underlying auxiliary class library of the system. Android. OS provides system services, message transmission

JNI, a technique used to develop a local C function library. A bridge for linking Java and C or C + + languages. In the development of some Android projects, we need to use this technology. Then the nonsense is not much to say, get into the chase.Development of JNI, need to use the NDK, this everyone should know. A Linux development environment is also required. In general, you can use a virtual machine to

ObjectiveSometimes some of the open source projects we see on GitHub (from Android Studio) are not a complete Android project, but just a library Module, how do we refer to these libraries Module to our own Android module? In fact, the official website also introduced quite clear, but as a beginner really need a more c

在2015年的GoogleIO大会上。具体的Material Design设计规范出炉了。全新的Android Design Support LibraryPane What's even more enjoyable is that these cool styles can be made from the Android Design support library to the lower version number to the Api==82.2 Version number, this cannot be said to be the gospel of our developers.Several elements of the Material design style are: F

1. First talk about Cocos2d-x 3.x simple steps to transplant Android(1) Enter your project's proj.android directory and open the ANDROID.MK in the JNI directory (don't forget to back up one first)If you have less engineering documents, you can honestly include all CPP files in android.mk, such as:Local_src_files: = hellocpp/main.cpp \.. /.. /classes/appdelegate.cpp \.. /.. /classes/audio.cpp \.. /.. /classes/chinese.cpp \.. /.. /classes/comboeffect.cp

, the system is loaded from the specified path, so does this path exist?We know that the application's private Native Library directory/data/data/packagename/lib is a symbolic link to the/data/app-lib/ADB shell to this path, using the command LS View, sure enough, this libmobsec.so does not exist. So what's the cause?Analysis of the implementation of the Android system source code, found/data/app-lib/When i

Android Chart Library Mpandroidchart (a)--to understand his nature, can be handy Our project often encountered some statistical charts, such as line charts, lines, etc., in some sports health app especially common, this painting is deadly, I used to be my hand so much, but the end of it is not very deep feeling I, feel, their own white, annoyed, often go to search, Google or , Baidu, are some of th

automatically frees up memory! Facebook launches powerful Android Image library frescoFast and efficient display of images is extremely important for Android devices, but in the past few years we have faced a lot of problems in effectively storing images. The picture is too big, and the phone has only a small amount of memory, especially the

Target: Many Android phones already have their own OpenSSL library, libssl.so, libcrypto.so, the following example implements the APK call to the OpenSSL library function Pkcs5_pbkdf2_hmac (key generation algorithm) through the NDK1) Create a JNI directory in Android project2) Edit Abcjni.javaPackage com.example;public

1. Install repo $ mkdir ~/bin $ echo "export PATH=~/bin:\$PATH" >> ~/.bashrc $ source ~/.bashrcObtain repo and grant executable permissions (or refer to the official google website) $ curl https://storage.googleapis.com/git-repo-downloads/repo > ~/bin/repo $ chmod a+x ~/bin/repo 2. Create a local version Library $ mkdir -p /work/git/android $ cd /work/git/

The creation of the library project in Android Studio is actually created by creating module modules under the main project, which selects the Library project mode when the module is created.Why do we have to deal with it? Because a workspace workspace in Android Studio is an Andro