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MySQL, update multiple tables with one query
... read about here: http://dev.mysql.com/doc/refman/5.0/en/update.html (just ctrl+f "join").
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How do I step out of a loop with Ruby Pry?
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This did not work for me when running rspec. But CTRL-C, twice, did.
– Eric Walker
Jul 25 '13 at 17:48
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Taking screenshot on Emulator from Android Studio
...Keeping the emulator on top of all other task on the desktop and pressing "Ctrl + S", also captures the screen shot and it is saved on default(if, not edited) path(i.e. C:\Users\username\Desktop).
Or
you can just click on the "Camera" icon highlighted in "green", which we have with the emulator.
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How to find out where a function is defined?
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If you use an IDE like Netbeans, you can CTRL+Click the function use and it will take you to where it is defined, assuming the file is within the project folder you defined.
There's no code or function to do this though.
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How to repeat last command in python interpreter shell?
How do I repeat the last command? The usual keys: Up, Ctrl+Up, Alt-p don't work. They produce nonsensical characters.
26 An...
Capture Video of Android's Screen
... then type the following:
adb shell screenrecord /sdcard/movie.mp4
(Press Ctrl-C to stop)
adb pull /sdcard/movie.mp4
Screen recording is limited to a maximum of 3 minutes.
Reference: https://developer.android.com/studio/command-line/adb.html#screenrecord
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Java Keytool error after importing certificate , “keytool error: java.io.FileNotFoundException & Acc
...tor mode.
If you are using windows 7, you can go to run, type cmd and hit Ctrl+Shift+enter. This will open the command prompt in administrator mode. If not, you can also go to start -> all programs -> accessories -> right click command prompt and click 'run as administrator'.
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Why is creating a new process more expensive on Windows than Linux?
...m/a/51396188/537980 You can see that it is faster.
– ctrl-alt-delor
Jul 18 '18 at 7:49
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Mercurial move changes to a new branch
... I don't take any responsibility :) ).
Go to View -> Show Console (or Ctrl + L)
then write in console hg phase -f -d 2 - where 2 is lowest revision you will be moving to new branch.
Go to branch and revision (should be topmost revision if you are moving changes to new branch created in step 3...
RadioButton单选按钮扩展集合 · App Inventor 2 中文网
...函数，并且CheckBox都在指定的布局中。
Q: 多个RadioButton能同时被选中？
A: 检查是否所有RadioButton都在同一个布局中，并且只调用了一次SetLayout。
Q: RadioButton样式显示异常？
A: 尝试调整IncreasePadding属性来改善间距和显示效果。
Q:...