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Get position/offset of element relative to a parent container?
I'm used to working with jQuery. In my current project however I use zepto.js. Zepto doesn't provide a position() method like jQuery does. Zepto only comes with offset() .
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Number of elements in a javascript object
Is there a way to get (from somewhere) the number of elements in a javascript object?? (i.e. constant-time complexity).
6 A...
How to find elements by class
I'm having trouble parsing HTML elements with "class" attribute using Beautifulsoup. The code looks like this
16 Answers
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How to cut an entire line in vim and paste it?
... need something which will delete an entire line and it should allow me to paste the same line somewhere else.
10 Answers
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How to get the primary IP address of the local machine on Linux and OS X? [closed]
I am looking for a command line solution that would return me the primary (first) IP address of the localhost, other than 127.0.0.1
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Code for a simple JavaScript countdown timer?
I want to use a simple countdown timer starting at 30 seconds from when the function is run and ending at 0. No milliseconds. How can it be coded?
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Find and kill a process in one line using bash and regex
I often need to kill a process during programming.
25 Answers
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Rails Object to hash
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If you are looking for only attributes, then you can get them by:
@post.attributes
Note that this calls ActiveModel::AttributeSet.to_hash every time you invoke it, so if you need to access the hash multiple times you should cache it in a local variable:
attribs = @post.attributes
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node and Error: EMFILE, too many open files
...or you just want to understand where the leak is coming from. Follow this process.
(e.g. graceful-fs isn't gonna fix your wagon if your issue is with sockets.)
From My Blog Article: http://www.blakerobertson.com/devlog/2014/1/11/how-to-determine-whats-causing-error-connect-emfile-nodejs.html
How To...
Why is MATLAB so fast in matrix multiplication?
...C#, Java, and using MATLAB for verification and matrix generation. When I perform matrix multiplication with MATLAB, 2048x2048 and even bigger matrices are almost instantly multiplied.
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