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Eclipse / Android : “Errors running builder 'Android Pre Compiler' on project…”
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The solution is to install the 21.1 preview version of the ADT tools and SDK manager from Google. Clear instructions can be found here and you can read all the background add your voice to the angry mob of developers here.
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What to use instead of “addPreferencesFromResource” in a PreferenceActivity?
...) {
super.onCreate(savedInstanceState);
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
onCreatePreferenceActivity();
} else {
onCreatePreferenceFragment();
}
}
/**
* Wraps legacy {@link #onCreate(Bundle)} code fo...
Amazon S3 Change file download name
...e it as the AWS Lambda to generate pre-signed Url.
var AWS = require('aws-sdk');
var s3 = new AWS.S3({
signatureVersion: 'v4'
});
const s3Url = process.env.BUCKET;
module.exports.main = (event, context, callback) => {
var s3key = event.s3key
var originalFilename = event.originalFilename
va...
ListCtrl 重绘（Custom Draw） - C/C++ - 清泛网 - 专注C/C++及内核技术
ListCtrl 重绘（Custom Draw）common control 4.7版本介绍了一个新的特性叫做Custom Draw，这个名字显得模糊不清，让人有点摸不着头脑，而且MSDN里也只给出了一些如风...common control 4.7版本介绍了一个新的特性叫做Custom Draw，这个名字显得...
Get screen width and height in Android
... its height:
private int getNavigationBarHeight() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
DisplayMetrics metrics = new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(metrics);
int usableHeight = metrics.heightPixels;
...
Intro to GPU programming [closed]
... that sums N integers).
If you look the "reduction" example in the NVIDIA SDK, the superficially simple task can be extended to demonstrate numerous CUDA considerations such as coalesced reads, memory bank conflicts and loop unrolling.
See this presentation for more info:
http://www.gpgpu.org/sc2...
【App Inventor 2 数据可视化】使用柱状图和饼图收集数据 - App应用开发 - ...
...逻辑设计。如果你使用的是手机或平板，你需要一个最新版本的App Inventor伴侣（安卓设备AI伴侣版本号在 2.65 以上）（iOS 电子表格功能目前正在开发中）。没有电子设备?要在计算机上使用模拟器，请检查[安装说明]。
你能做什...
MongoDB副本集详解 优于以往的主从模式 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...主从模式因为MongoDB使用内存映射文件,所以必须使用64位版本。官方下载地址如下：http: www mongodb org downloads实验环境使用的Mongodb版本为mon 因为MongoDB使用内存映射文件,所以必须使用64位版本。
官方下载地址如下：http://www.mongod...
Why so red? IntelliJ seems to think every declaration/method cannot be found/resolved
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Check that you have a proper JVM SDK setting in IntelliJ Properties.
If invalidate-cache-and-restart isn't enough, check that your are using the proper JVM SDK, such as Java 1.7.
Look in: Preferences -> IDE Settings -> Scala -> JVM SDK
Or right cl...
Error “The connection to adb is down, and a severe error has occurred.”
...
Try the below steps:
Close Eclipse if running
Go to the Android SDK platform-tools directory in the command prompt
Type adb kill-server (Eclipse should be closed before issuing these commands)
Then type adb start-server
No error message is thrown while starting the ADB server, then ADB is...