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How to create function that returns nothing
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172
Use RETURNS void like below:
CREATE FUNCTION stamp_user(id int, comment text) RETURNS void AS...
How to comment in Vim's config files: “.vimrc”?
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edited Aug 25 '16 at 1:51
kmario23
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Regex Named Groups in Java
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281
(Update: August 2011)
As geofflane mentions in his answer, Java 7 now support named groups.
tch...
How to raise a ValueError?
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178
raise ValueError('could not find %c in %s' % (ch,str))
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Fetch first element which matches criteria
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221
This might be what you are looking for:
yourStream
.filter(/* your criteria */)
.findFi...
How to create and handle composite primary key in JPA
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edited Jun 28 '16 at 11:18
pixel
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Can Java 8 code be compiled to run on Java 7 JVM?
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147
No, using 1.8 features in your source code requires you to target a 1.8 VM. I just tried the n...
How to post JSON to PHP with curl
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107
Jordans analysis of why the $_POST-array isn't populated is correct. However, you can use
$da...
How to get exit code when using Python subprocess communicate method?
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edited Jan 14 '16 at 17:31
answered Apr 12 '11 at 7:29
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Replace a value if null or undefined in JavaScript
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Here’s the JavaScript equivalent:
var i = null;
var j = i || 10; //j is now 10
Note that the logical operator || does not return a boolean value but the first value that can be converted to true.
Additionally use an array of objects instead of one single object:
var options = {
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