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GestureDetect 扩展：手势检测扩展，识别滑动、点击和长按手势 · App Inventor 2 中文网
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Check if a program exists from a Makefile
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How do I prevent 'git diff' from using a pager?
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723
--no-pager to Git will tell it to not use a pager. Passing the option -F to less will tell it t...
How does `is_base_of` work?
...* and B*. It's a user defined conversion sequence as described by 13.3.3.1.2 from Host<B, D> to D* and B* respectively. For finding conversion functions that can convert the class, the following candidate functions are synthesized for the first check function according to 13.3.1.5/1
D* (Host&...
Remove leading and trailing spaces?
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You can use the strip() to remove trailing and leading spaces.
>>> s = ' abd cde ...
Why was the switch statement designed to need a break?
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Many answers seem to focus on the ability to fall through as the reason for requiring the break ...
How to record webcam and audio using webRTC and a server-based Peer connection
...a URI (local disk or wherever).
The project is licensed under LGPL Apache 2.0
EDIT 1
Since this post, we've added a new tutorial that shows how to add the recorder in a couple of scenarios
kurento-hello-world-recording: simple recording tutorial, showing the different capabilities of the reco...
Placeholder Mixin SCSS/CSS
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255
You're looking for the @content directive:
@mixin placeholder {
::-webkit-input-placeholder...
Reset select2 value and show placeholder
How do I set the placeholder on value reset by select2. In my example If locations or grade select boxes are clicked and my select2 has a value than the value of select2 should reset and show the default placeholder. This script is resetting the value but won't show the placeholder
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