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使用虚拟现实和App Inventor进行实验 · App Inventor 2 中文网
...le Summer of Code 活动的一部分。它描述了使用 Google Cardboard SDK 为 App Inventor 添加虚拟功能的实验。有两个演示项目可以作为未来实验的基础。
简介
人们对虚拟现实 (VR) 和增强现实 (AR) 应用程序的兴趣正在激增。就在上个月，Poké...
Android adb not found
...
On Linux, Android SDK platform-tools package containing adb used to be 32bit. It worked fine on 32bit systems. But on 64bit systems you need to manually install the IA32 library.
For Debian based distributions try this:
sudo apt-get install ...
Eclipse “Invalid Project Description” when creating new project from existing source
...not be involved but not sure:
Call from (Eclipse menu)* "/Window/Android SDK Manager" and update a) "Android SDK Tools" b) "Android SDK Platform-tools" packages
Call from Eclipse menu "/Help/Check for Updates" and update Eclipse. Restart Eclipse.
Steps below are necessary:
From eclipse menu "/...
Some questions about Automatic Reference Counting in iOS5 SDK
...ions%2f6368600%2fsome-questions-about-automatic-reference-counting-in-ios5-sdk%23new-answer', 'question_page');
}
);
Post as a guest
Name
...
How to define a preprocessor symbol in Xcode
... Preprocessing section not showing in your build settings, make the Active SDK the one that says (Base SDK) after it and this section will appear. You can do this by choosing the menu Project > Set Active Target > XXX (Base SDK). In different versions of XCode (Base SDK) maybe different, like ...
Where can I find Android source code online? [closed]
...nk to the matching source code on GitHub, you just need to add the Android SDK Reference Search Plugin on Chrome.
I blogged about it here:
http://blog.blundellapps.com/add-source-code-links-to-android-apis/
share
...
What should be in my .gitignore for an Android Studio project?
...ss files
*.class
# generated files
bin/
gen/
# Local configuration file (sdk path, etc)
local.properties
# Windows thumbnail db
Thumbs.db
# OSX files
.DS_Store
# Android Studio
*.iml
.idea
#.idea/workspace.xml - remove # and delete .idea if it better suit your needs.
.gradle
build/
.navigation
...
Eclipse / Android : “Errors running builder 'Android Pre Compiler' on project…”
...
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.
...
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...