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How do I specify unique constraint for multiple columns in MySQL?
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That way combination of three would be unique? Or all individual three columns would be unique?
– Gary Lindahl
Sep 15 '11 at 0:03
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More elegant “ps aux | grep -v grep”
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How do I rename my Git 'master' branch to 'release'?
...your "default" branch on GitHub after step 3:
In your repository on github.com go Settings → Branches → Default Branch. Change it to release and then do the rest of the steps.
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JavaScript variable number of arguments to function
...aScript/Reference/… for more information, and this answer: stackoverflow.com/a/13145228/1766230
– Luke
Apr 22 '15 at 1:35
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Encoding as Base64 in Java
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You need to change the import of your class:
import org.apache.commons.codec.binary.Base64;
And then change your class to use the Base64 class.
Here's some example code:
byte[] encodedBytes = Base64.encodeBase64("Test".getBytes());
System.out.println("encodedBytes " + new String(enco...
Autocompletion in Vim
I'm having trouble with autocompletion. How can I get a code suggestion while I'm typing?
11 Answers
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Can I set the height of a div based on a percentage-based width? [duplicate]
...flowerblue;
margin: 25px;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<div id="dynamicheight"></div>
If you want the box to scale with the browser window on resize, move the code to a function and call it on the...
Show hide fragment in android
...fade_in, android.R.animator.fade_out)
.show(somefrag)
.commit();
OR if you are using android.support.v4.app.Fragment
FragmentManager fm = getSupportFragmentManager();
fm.beginTransaction()
.setCustomAnimations(android.R.anim.fade_in, android.R.anim.fade_out)
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join list of lists in python [duplicate]
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This explains what's happening with the *a: stackoverflow.com/questions/5239856/foggy-on-asterisk-in-python (it sends the elements of a as arguments to chain, like removing the outer [ and ]).
– Evgeni Sergeev
Jan 9 '14 at 6:00
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