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LEGO EV3 机器人按键控制 · App Inventor 2 中文网
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原作者：CAVEDU Education
原项目链接：https://www.hackster.io/CAVEDU/app-inventor-lego-ev3-robot-button-control-5e6533
版权归属：本文档中所有内容版权归原项目作者所有。
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How to replace spaces in file names using a bash script
... string.
The relevant syntax is ${parameter/pattern/string}. See: https://www.gnu.org/software/bash/manual/html_node/Shell-Parameter-Expansion.html or http://wiki.bash-hackers.org/syntax/pe .
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How do I get the logfile from an Android device?
...ring variable.
SendLog is an open source App which does just this: http://www.l6n.org/android/sendlog.shtml
The key is to run logcat on the device in the embedded OS. It's not as hard as it sounds, just check out the open source app in the link.
...
Shell one liner to prepend to a file
...'0a
your text here
.
w' | ed some_file
ed is the Standard Editor! http://www.gnu.org/fun/jokes/ed.msg.html
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Coalesce function for PHP?
... ?: 'B';
// B
echo false ?: 'B';
// B
echo null ?: 'B';
Source: http://www.php.net/ChangeLog-5.php#5.3.0
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How do I “decompile” Java class files? [closed]
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Update February 2016:
www.javadecompilers.com lists JAD as being:
the most popular Java decompiler, but primarily of this age only. Written in C++, so very fast.
Outdated, unsupported and does not decompile correctly Java 5 and later
So yo...
Transitions with GStreamer Editing Services freezes, but works OK without transitions
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
How to pass arguments to addEventListener listener function?
...eVar will be the value it had when the loop ended.
– www.admiraalit.nl
Oct 29 '15 at 16:45
5
@iMa...
Multi-line tooltips in Java?
... </html> tags, you can break lines with <br> tags. See http://www.jguru.com/faq/view.jsp?EID=10653 for examples and discussion.
Or you can use the JMultiLineToolTip class that can be found many places on the net, including
https://github.com/ls-cwi/yoshiko-app/blob/master/src/main/j...
npm install error - MSB3428: Could not load the Visual C++ component “VCBuild.exe”
...
No need for Visual Studio. This has what you need.
References:
https://www.npmjs.com/package/windows-build-tools
https://github.com/felixrieseberg/windows-build-tools
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