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Postgresql GROUP_CONCAT equivalent?
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This is probably a good starting point (version 8.4+ only):
SELECT id_field, array_agg(value_field1), array_agg(value_field2)
FROM data_table
GROUP BY id_field
array_agg returns an array, but you can CAST that to text and edit as needed (see clar...
Play/pause HTML 5 video using JQuery
... element in a tab, the jquery reveals this, but then clicking on the video start arrow does not start the clip. When I remove the $('#videoId').get(0).play() line there is no problem. What is the best way around this? I was thinking I could remove the js with a condtional statement for iOS - the vid...
getResourceAsStream returns null
... Just to add on, When invoking getResourceAsStream(name), the name must start with "/". I am not sure whether this is necessary, but I have problem without it.
– David
Nov 15 '15 at 7:54
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How to add MVC5 to Visual Studio 2013?
I'm starting a new project, and would like to give a try to MVC 5 (I have built a web app using MVC 4 before).
8 Answers
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Best practices for in-app database migration for Sqlite
...othing with this variable, you are free to use it however you please). It starts at 0, and you can get/set this variable with the following sqlite statements:
> PRAGMA user_version;
> PRAGMA user_version = 1;
When the app starts, I check the current user-version, apply any changes that a...
Relative URLs in WordPress
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A URL starting with a forward slash /wp-content/some-file.jpg is an absolute path not a relative path. There's no possible confusion. It's the inclusion of the protocol and domain name in the absolute URL that makes WordPress unhel...
What linux shell command returns a part of a string? [duplicate]
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what do we need to do if we want to start from 3rd char till end of the string ie: "abcdef" we need cdef then echo "abcdef" | cut -c3?"
– user1731553
Apr 5 '16 at 5:46
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Definitive way to trigger keypress events with jQuery
...ocus, save the lastFocus.element
On blur, save the current text selection (start and stop)
var pos = element.selection('getPos')
lastFocus.pos = { start: pos.start, end: pos.end}
When a
PHP Function Comments
...n example of how to write code to PEAR's standards
*
* Docblock comments start with "/**" at the top. Notice how the "/"
* lines up with the normal indenting and the asterisks on subsequent rows
* are in line with the first asterisk. The last line of comment text
* should be immediately follo...
Is there a template engine for Node.js? [closed]
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Jade is pretty cool. I've just started using it, so can't speak to it's performance, but I like the syntax. And built-in support in Express is a plus.
– broofa
Nov 22 '10 at 13:41
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