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How to run crontab job every week on Sunday
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201
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quick random row selection in Postgres
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Check this link out for some different options.
http://www.depesz.com/index.php/2007/09/16/my-thoughts-on-getting-random-row/
Update: (A.Hatchkins)
The summary of the (very) long article is as follows.
The author lists four approaches:
1) ORDER BY random() LIMIT 1; -- slow
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Not showing placeholder for input type=“date” field
...on ios. The z index of the datepicker was higher than the span but alpha 0.01 in css. Onclick i'd reveal the datefield. It works but is kinda nasty.
– Mathijs Segers
Oct 2 '14 at 6:18
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Calling Python in Java?
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Jython: Python for the Java Platform - http://www.jython.org/index.html
You can easily call python functions from Java code with Jython. That is as long as your python code itself runs under jython, i.e. doesn't use some c-extensions that aren't supported.
If that work...
How to merge every two lines into one from the command line?
... @elgalu: Because ANSI colors are just a bunch of escape character combinations. Do a hexedit on such an output, to see what you have.
– not2qubit
Feb 5 '14 at 19:02
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How can I share code between Node.js and the browser?
...cation with a JavaScript client (run in the browser) and a Node.js server, communicating using WebSocket.
15 Answers
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NodeJS - Error installing with NPM
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As commented below you may not need to install VS on windows, check this out
https://github.com/nodejs/node-gyp/issues/629#issuecomment-153196245
UPDATED 02/2016
Some npm plugins need node-gyp to be installed.
However, node-...
Remove an item from array using UnderscoreJS
...ove objects from array by object property.
Using underscore.js, you could combine .findWhere with .without:
var arr = [{
id: 1,
name: 'a'
}, {
id: 2,
name: 'b'
}, {
id: 3,
name: 'c'
}];
//substract third
arr = _.without(arr, _.findWhere(arr, {
id: 3
}));
console.l...
The simplest way to resize an UIImage?
...bject.
– Alex Wayne
May 23 '10 at 0:01
Valid point, and edited. I'll just leave the caution that my code that uses th...
How do I load a PHP file into a variable?
...n your needs, you could probably use eval() or if you're dealing with more complicated code: github.com/nikic/PHP-Parser.
– Alix Axel
Sep 10 '12 at 9:42
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