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SQL Server CTE and recursion example
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I haven't tested your code, just tried to help you understand how it operates in comment;
WITH
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How do I access named capturing groups in a .NET Regex?
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answered May 25 '09 at 12:18
Paolo TedescoPaolo Tedesco
48k2828 gold badges126126 silver badges178178 bronze badges
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How to get a specific version of a file in Mercurial?
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answered Jan 21 '10 at 14:32
djcdjc
10.6k44 gold badges3535 silver badges4747 bronze badges
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“Diff” an image using ImageMagick
...i) -- then just add an appropriate -density parameter:
compare -density 300 image1 image2 -compose src diff.jpeg
Illustrated examples
Here are a few illustrations of results for variations of the above command. Note: the two files compared were even PDF files, so it works with these too (as l...
Regular Expression to get a string between parentheses in Javascript
...\(([^)]+)\)/;
var matches = regExp.exec("I expect five hundred dollars ($500).");
//matches[1] contains the value between the parentheses
console.log(matches[1]);
Breakdown:
\( : match an opening parentheses
( : begin capturing group
[^)]+: match one or more non ) characters
) : end ca...
Hidden features of Scala
.../M/D.
val regex = "(\\d+)/(\\d+)/(\\d+)".r
val regex(year, month, day) = "2010/1/13"
The second line looks confusing if you're not used to using pattern matching and extractors. Whenever you define a val or var, what comes after the keyword is not simply an identifier but rather a pattern. That'...
How can I combine hashes in Perl?
... post on merging hashes
PM Categorical Q&A hash union
Perl Cookbook 5.10. Merging Hashes
websearch://perlfaq "merge two hashes"
websearch://perl merge hash
https://metacpan.org/pod/Hash::Merge
Footnotes
1 * (aka associative-array, aka dictionary)
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Passing arguments to require (when loading module)
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answered Oct 31 '12 at 17:00
floatingLomasfloatingLomas
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Android onCreate or onStartCommand for starting service
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answered Jan 6 '13 at 14:00
David WasserDavid Wasser
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How to integrate nodeJS + Socket.IO and PHP?
...{ name: data.name, message: data.message } );
});
});
server.listen( 8080 );
We registered our events callback when a new user is connected ; every time we receive a message (represents a chat message), we broadcast it to every users connected. Now, the tricky part: client-side! That the part...