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Postgresql aggregate array
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Use array_agg: http://www.sqlfiddle.com/#!1/5099e/1
SELECT s.name, array_agg(g.Mark) as marks
FROM student s
LEFT JOIN Grade g ON g.Student_id = s.Id
GROUP BY s.Id
By the way, if you are using Postgres 9.1, you don't need to repeat the...
Unicode characters in URLs
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What Tgr said. Background:
http://www.example.com/düsseldorf?neighbourhood=Lörick
That's not a URI. But it is an IRI.
You can't include an IRI in an HTML4 document; the type of attributes like href is defined as URI and not IRI. Some browsers will handle...
Intellij IDEA generate for-each/for keyboard shortcut
...lt+J or Ctrl+Alt+J
Choose Iterate Iterable from the dropdown (i)
https://www.jetbrains.com/phpstorm/help/creating-code-constructs-using-surround-templates.html
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Black transparent overlay on image hover with only CSS?
...ences
https://dvcs.w3.org/hg/FXTF/raw-file/tip/filters/index.html
http://www.html5rocks.com/en/tutorials/filters/understanding-css/
https://developer.mozilla.org/en-US/docs/Web/CSS/filter
http://davidwalsh.name/css-filters
http://net.tutsplus.com/tutorials/html-css-techniques/say-hello-to-css3-fil...
How to get div height to auto-adjust to background size?
...ut doesn't the browser have to load it twice then?
– www139
Oct 17 '15 at 14:37
9
@www139 When yo...
Streaming via RTSP or RTP in HTML5
...bal_header -hls_time 10 -hls_list_size 6 -hls_wrap 10 -start_number 1 /var/www/html/test.m3u8
Then use video.js with HLS plugin This will play Live stream nicely There is also a jsfiddle example under second link).
Note: although this is not a native support it doesn't require anything extra on u...
Rails: Missing host to link to! Please provide :host parameter or set default_url_options[:host]
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production.rb
config.action_mailer.default_url_options = { :host => "www.yourhost.com" }
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Is there a way to stop Google Analytics counting development work as hits?
...ript
if (window.location.host==="mydomain.com" || window.location.host==="www.mydomain.com") {
if (document.cookie.indexOf("COOKIENAME=COOKIEVALUE") === -1) {
// Insert Analytics Code Here
}
}
PHP
if ($_SERVER['HTTP_HOST']==="mydomain.com" || $_SERVER['HTTP_HOST']==="www.mydomain.com...
What replaces cellpadding, cellspacing, valign, and align in HTML5 tables?
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This should solve your problem:
td {
/* <http://www.w3.org/wiki/CSS/Properties/text-align>
* left, right, center, justify, inherit
*/
text-align: center;
/* <http://www.w3.org/wiki/CSS/Properties/vertical-align>
* baseline, sub, super, top, ...
PhoneGap: Detect if running on desktop browser
.../cordovaExample.java
Windows 8 - example/package.appxmanifest
BlackBerry - www/config.xml
WebOS - framework/appinfo.json
Bada - src/WebForm.cpp (line 56)
Window Phone 7 - No idea where (somebody still developing on that platform?!)
Finally, you can use it anywhere on your site, if it's running on ...