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How to concatenate string variables in Bash
...he habit of putting $foo inside the double quotes, for the times when it really does matter.
– Cascabel
Nov 15 '10 at 7:56
109
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Early exit from function?
... return;
}
This will send a return value of undefined to whatever called the function.
var x = myfunction();
console.log( x ); // console shows undefined
Of course, you can specify a different return value. Whatever value is returned will be logged to the console using the above example...
How to call shell commands from Ruby
How do I call shell commands from inside of a Ruby program? How do I then get output from these commands back into Ruby?
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How to pass arguments from command line to gradle
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There's a great example here:
https://kb.novaordis.com/index.php/Gradle_Pass_Configuration_on_Command_Line
Which details that you can pass parameters and then provide a default in an ext variable like so:
gradle -Dmy_app.color=blue
and then reference in Gradle as:
ext {
color =...
How to discard local changes in an SVN checkout?
...er changes are not required : """Rest of the changes I made, were for basically debugging, and are no longer required.""" :)
– Cédric Julien
Feb 27 '12 at 10:54
1
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In Windows cmd, how do I prompt for user input and use the result in another command?
...o accept user input and then use the results of that input as part of the call to additional commands.
12 Answers
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Sublime Text 3, convert spaces to tabs
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yes, I know. My desire is to make this automatically ... any idea?
– chris
Mar 20 '14 at 14:02
2
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通信连接组件 · App Inventor 2 中文网
... 调用百度地图的uri参考地址：https://lbsyun.baidu.com/index.php?title=uri/api/web
打开系统照相机（比照相机组件打开的界面会丰富一些）
Action: android.media.action.STILL_IMAGE_CAMERA
可选取多个文件（图片、音频、视频...
Add line break to ::after or ::before pseudo-element content
I do not have access to the HTML or PHP for a page and can only edit via CSS. I've been doing modifications on a site and adding text via the ::after or ::before pseudo-elements and have found that escape Unicode should be used for things such as a space before or after the added content.
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Best Java obfuscator? [closed]
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This is what I actually need. I want to write PHP obfuscator for my projects. The logic is same everywhere. Thanks...
– kodmanyagha
Jun 24 '17 at 12:58
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