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Explanation of JSONB introduced by PostgreSQL
...b: no duplicate keys, last key win
jsonb: keys are sorted
More in speech video and slide show presentation by jsonb developers. Also they introduced JsQuery, pg.extension provides powerful jsonb query language
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ElasticSearch, Sphinx, Lucene, Solr, Xapian. Which fits for which usage? [closed]
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Also, the video was really well done. You should add some more of those!
– Shabbyrobe
Dec 10 '10 at 10:12
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Maintain aspect ratio of div but fill screen width and height in CSS?
...er that has a fixed aspect ratio of approximately 16:9 landscape, like a video.
9 Answers
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What is sr-only in Bootstrap 3?
...urse, which will take only up to 1-2h or at
least watch a Google's 40min video.
According to the World Health Organization, 285 million people have vision impairments. So making a website accessible is important.
UPDATE 2019:
As developers we should make accessible content that simply works fo...
How do you change a repository description on GitHub?
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Which tools did you use to create that video before uploading to imgur?
– FiringBlanks
May 21 '18 at 4:43
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Custom UITableViewCell from nib in Swift
...out constraints to your custom cell in your .xib file. Have a look at this video if you need to know more about Auto layout.
– Imanou Petit
Aug 28 '14 at 12:29
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How do I set the value property in AngularJS' ng-options?
... of a select element using Angular.JS ng-options & track by.
Watch the video. It's a nice class :)
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How to use auto-layout to move other views when a view is hidden?
...f.mySubview.hidden = !self.mySubview.hidden
}
Jump to 11:48 in this WWDC video for a demo:
Mysteries of Auto Layout, Part 1
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When does System.gc() do something?
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I'd use System.gc() while in a loading screen for a video game. At that point, I wouldn't really care if the call cleared everything it possibly could, or did nothing at all. I would, however, prefer that it "expend effort toward recycling unused objects" during the loading sc...
Android Facebook style slide
...th how to use the lib to implement facebook-like navigation. Here is short video with record of demo project.
Also this lib should be compatible this ActionBar pattern, because is based on Activities transactions and TranslateAnimations (not Fragments transactions and custom Views).
Right now, the...