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Hex representation of a color with alpha channel?
... transparent red. RGB channels are 0-255 or 0%-100%, alpha is 0-1.
In CSS 4*, you can specify the alpha channel using the 7th and 8th characters of an 8 digit hex colour, or 4th character of a 4 digit hex colour (see CSS Level 4 spec*)
As of May 2019, >80% of users can be expected to understand...
What is choice_set in this Django app tutorial?
...Ben James
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What's a 3D doing in this HTML?
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Chris Jester-YoungChris Jester-Young
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Why does sed not replace all occurrences?
...runo Reis
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What are differences between PECL and PEAR?
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edited Mar 21 '17 at 14:29
lord_t
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answered S...
Replace all non-alphanumeric characters in a string
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jQuery posting JSON
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davidism
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answered Apr 6 '11 at 18:19
Kyle WildKyle ...
How to define a custom ORDER BY order in mySQL
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@OneToMany List vs Set difference
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JB NizetJB Nizet
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How do you rotate a two dimensional array?
Inspired by Raymond Chen's post , say you have a 4x4 two dimensional array, write a function that rotates it 90 degrees. Raymond links to a solution in pseudo code, but I'd like to see some real world stuff.
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