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What is the usefulness of PUT and DELETE HTTP request methods?
...ified version of the one residing on the origin server. If the Request-URI does not point to an existing resource, and that URI is capable of being defined as a new resource by the requesting user agent, the origin server can create the resource with that URI …
For the full specification visit:
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Putting git hooks into repository
... hooks if they can just type bin/create-hook-symlinks than if they have to do it themselves.
Second, directly symlinking hooks prevents users from adding in their own personal hooks. For example, I rather like the sample pre-commit hook which makes sure I don't have any whitespace errors. A great w...
INSERT … ON DUPLICATE KEY (do nothing)
...it won't trigger row update even though id is assigned to itself).
If you don't care about errors (conversion errors, foreign key errors) and autoincrement field exhaustion (it's incremented even if the row is not inserted due to duplicate key), then use INSERT IGNORE.
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Best general SVN Ignore Pattern?
...nd Subversion CLI for native C++, C#/VB.NET, and PERL projects on both Windows and Linux platforms. It works well for me!
Formatted for copy and paste:
*.o *.lo *.la #*# .*.rej *.rej .*~ *~ .#* .DS_Store thumbs.db Thumbs.db *.bak *.class *.exe *.dll *.mine *.obj *.ncb *.lib *.log *.idb *.pdb *...
What is the difference between Python and IPython?
...rst 2 lines tell you it helps you make the most of using Python. Thus, you don't need to alter your code, the IPython shell runs your python code just like the normal python shell does, only with more features.
I recommend reading the IPython tutorial to get a sense of what features you gain when u...
Split array into chunks
...length; i<j; i+=chunk) {
temparray = array.slice(i,i+chunk);
// do whatever
}
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Can media queries resize based on a div element instead of the screen?
...To accomplish this natively, we'd need @element queries. W3C has some good documentation on the rhyme/reason for @media queries: w3.org/TR/css3-mediaqueries/#width (this link takes you to the section discussing widths --- widths of the media type, not the elements contained within)
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Real life trading API [closed]
Do you know an API that lets you trade with real life stock or currency?
12 Answers
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Perform .join on value in array of objects
... some browsers already (firefox) you have pythonic comprehensions. You can do [x.name for x of users] (spec wiki.ecmascript.org/doku.php?id=harmony:array_comprehensions) . Worth mentioning that just like using map/reduce/filter isn't very 'pythonic' the other way probably holds in JavaScript. Coffee...
Ruby on Rails. How do I use the Active Record .build method in a :belongs to relationship?
I have been unable to find any documentation on the .build method in Rails (i am currently using 2.0.2).
2 Answers
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