Qt on Android Episode 7 (translation), androidepisode
Http://www.kdab.com/qt-android-episode-7/,May 27,2015 by BogDan Vatra.
The translator foruok. For more information, see the source.
In the last two articles on Qt on Android, I learned how to use the basic JNI and how to
BackgroundI believe you are no stranger to Android studio, Android Studio is Google I/O Conference for Android Development of new development tools, many open-source projects are already in use, Google's update speed is also very fast, Clearly feel that this is the future of Android development, then we have no reason
friends who wish to transplant the kernel:(After reading the Benno porting process, I feel that even if you can compile the kernel opened by Google, it is not very significant, because this kernel includes many things to support qemu, the Code seems to be meaningless to friends who want to transplant to a real machine, but rather a hindrance ).
1) load the tool chain used for cross-compilation from codesourcery:Http://www.codesourcery.com/gnu_toolchains/arm/download.htmlHere I choose-> arm GNU/
From: http://blog.csdn.net/ooflywing/article/details/7799026
Not long ago, Google released the android 4.1 system Jelly Bean (jelly bean ). As a result, I began to develop Android programs.
Record your learning process and problems.
The first step of the android application is to build the development environment.
The following tools are required to build a deve
Background
I believe you are no stranger to Android studio, Android Studio is Google in the 2013 I/O Assembly for the development of the new development tool for Android, now many open source projects are already in use, Google Update is also very fast, It's obvious that this is the future of Android development, so w
efficiency of multiple threads slows down (assuming that the speed is roughly the same).
So in the implementation of multithreading to download the same task when we need to understand the truth. Let's take a look at an additional picture.
This diagram is actually very simple to illustrate the principle of the ... We divide a task into several parts. Then open a number of threads to download the corres
In Windows 7 to build Android x86_64 and armv8-a operation steps, x86_64armv8-a
1. Download android-ndk-r10d-windows-x86_64.exe and https://developer.android.com/tools/sdk/ndk/index.html from the android-ndk-r10d-linux-x86_64.bin;
2. Install ndkr10d:./
ADB is a 10 thousand-capable tool that allows you to manage the status of Android devices. For more information about ADB, see: http://developer.android. com/GUIDE/developing/tools/adb.html.
ADB has the following functions:
Download and install the APK application on the host and start running on the target device;
Start the shell of the target device on the host;
Use the ddms (Dalvik debug monitor serv
I made this tutorial into a PDF, slow network friends can download http://files.cnblogs.com/vengen/AndroidSetup.zip here
Prepare the file:
Windows 7 is installed in the same way as Windows XP.
1. Install JDK
Run jdk-6u14-windows-i586.exe
Check whether JDK is successfully installed. Open the CMD window and enter Java-version to view the JDK version.
2. Install eclip
Android6.0 the Apache HTTP client all the packages and classes are marked as deprecated no longer recommends that all HTTP-related data requests and submissions be implemented through the HttpURLConnection class, The reality is that a lot of Android developers have always been Apache HTTP clients to do Andoird client and back-end HTTP Interface data interaction, small series just used httpurlconnection to do an An
MaskFilter for Canvas plotting in Android (source code download)
If you are not familiar with Canvas plotting, we strongly recommend that you read the blog "Canvas plotting basics in Android (with source code download)", which describes the Canvas plotting basics in Android
Reprint Please specify source: http://blog.csdn.net/l1028386804/article/details/46883927I. OverviewSpeaking of downloading files from Android. The Android API clearly requires time-consuming operations to be run in a sub-thread, and the download of the file will undoubtedly take a while. So you want to put the download
Android Simulator Source DownloadThe download of the source code of Android Simulator is similar to the download process of Android AOSP Source Library, you can refer to Google's official Android Source
install
Input: sudo apt-Get install openjdk-6-jre-headless, installation is OK, and then view the version:
Wayne @ Ubuntu :~ $ Java-version
Java version "1.6.0 _ 22"
Openjdk Runtime Environment (icedtea6 1.10.2) (6b22-1.10.2-0ubuntu1 ~ 11.04.1)
Openjdk server VM (build 0-b11, mixed mode)
JDK is installed.
Ii. Download source code
Now we have prepared the environment required for
Android Studio 1.0 official version download (link to Baidu online storage), androidstudioAs we all know, it is still not easy to visit the Android official website. Here I copied the page with the required link. In fact, you only need to take the link offline to the Baidu Network Disk (or use my Baidu Network Disk link), or use thunder to
We recommend that you plan for the rain and explore the wells without thirst. ---- Zhu Yichun zhijia Maxim
Offline download: downloads server data in the case of a network, so that you can read data without a network, that is, read data offline.
The offline download function is as follows:1. Download Management (START and cancel
Android application check version update, download in the notification bar, update download progress, download complete automatic installation, the effect is as follows:
• Check the current version number
The Versioncode in the Androidmanifest file identifies the version, the Apk,versioncode of a new version of the
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