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为AppInventor2开发拓展(Extension) · App Inventor 2 中文网
...配置成功。
源码下载
https://github.com/mit-cml/appinventor-sources
国内下载非常非常缓慢，这个项目比较大，也许2天都下载不完，不过没关系，我们早已提供已下载好的工程源码，关注页面底部公众号（或搜索“f...
Linux - Install redis-cli only
I have a Linux server with Redis installed and I want to connect to it via command line from my local Linux machine.
12 Ans...
How to launch an Activity from another Application in Android
...ion.
Intent launchIntent = getPackageManager().getLaunchIntentForPackage("com.package.address");
if (launchIntent != null) {
startActivity(launchIntent);//null pointer check in case package name was not found
}
share
...
Facebook Open Graph not clearing cache
...
Go to http://developers.facebook.com/tools/debug
Enter the URL following by fbrefresh=CAN_BE_ANYTHING
Examples:
http://www.example.com?fbrefresh=CAN_BE_ANYTHING
http://www.example.com?postid=1234&fbrefresh=CAN_BE_ANYTHING
OR visit:
http://developers....
GitHub Error Message - Permission denied (publickey)
...the SSH/git URL to avoid having to deal with SSH keys. This is GitHub's recommended method.
Further, GitHub has a help page specifically for that error message, and explains in more detail everything you could check.
share...
How to Configure SSL for Amazon S3 bucket
...
You can access your files via SSL like this:
https://s3.amazonaws.com/bucket_name/images/logo.gif
If you use a custom domain for your bucket, you can use S3 and CloudFront together with your own SSL certificate (or generate a free one via Amazon Certificate Manager): http://aws.amazon.com...
Add support library to Android Studio project
...ild.gradle
Look for the dependencies section, and make sure you have
compile 'com.android.support:support-v4:13.0.+'
Below is an example.
buildscript {
repositories {
mavenCentral()
}
dependencies {
classpath 'com.android.tools.build:gradle:0.5.+'
}
}
apply p...
Best way to use Google's hosted jQuery, but fall back to my hosted library on Google fail
...
You can achieve it like this:
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js"></script>
<script>
window.jQuery || document.write('<script src="/path/to/your/jquery"><\/script>');
</script>
This should be in your page's...
How to get the browser to navigate to URL in JavaScript [duplicate]
...
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Git error: “Host Key Verification Failed” when connecting to remote repository
... change. This prevents man in the middle attacks.
The host key for domain.com has changed. If this does not seem fishy to you, remove the old key from your local cache by editing ${HOME}/.ssh/known_hosts to remove the line for domain.com or letting an SSH utility do it for you with
ssh-keygen -R d...