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How to get line count of a large file cheaply in Python?
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As far as I understand the Python file IO is done through C as well. docs.python.org/library/stdtypes.html#file-objects
– Tomalak
May 10 '09 at 10:41
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Common xlabel/ylabel for matplotlib subplots
...a method that doesn't use plt.text. You create your subplots, but then add one bit plot, make it invisible, and label its x and y.
– James Owers
May 12 '17 at 9:31
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Does Haskell require a garbage collector?
...ile effectively with lazy evaluation (see Edward Kmett's and Simon Peyton Jones' comments). For instance, consider
f :: Integer -> Integer
f n = product [1..n]
One might be tempted to allocate the list [1..n] on the stack and deallocate it after f returns, but this would be catastrophic: it wo...
When to use IMG vs. CSS background-image?
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I'm surprised no one's mentioned this yet: CSS transitions.
You can natively transition a div's background image:
#some_div {
background-image:url(image_1.jpg);
-webkit-transition:background-image 0.5s;
/* Other vendor-prefixed ...
Check if a string matches a regex in Bash script
One of the arguments that my script receives is a date in the following format: yyyymmdd .
5 Answers
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Safely turning a JSON string into an object
...sing JSON.parse if it exists, so the only reason to use this over the real one is if you need a fallback for <IE7. It was changed way back in jQuery 1.6: james.padolsey.com/jquery/#v=1.6.0&fn=jQuery.parseJSON
– Karl-Johan Sjögren
Apr 5 '16 at 20:49
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How to get element by class name? [duplicate]
...etElementsByClassName, not getElementByClassName, simply because more than one element on the page can have the same class, hence: Elements.
The return value of this will be a NodeList instance, or a superset of the NodeList (FF, for instance returns an instance of HTMLCollection). At any rate: the...
Capturing TAB key in text box [closed]
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The previous answer is fine, but I'm one of those guys that's firmly against mixing behavior with presentation (putting JavaScript in my HTML) so I prefer to put my event handling logic in my JavaScript files. Additionally, not all browsers implement event (or e...
How to Execute SQL Server Stored Procedure in SQL Developer?
...proc_name paramValue1, paramValue2
(and you need commas as Misnomer mentioned)
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How to remove a Gitlab project?
I have created several repositories in GitLab. One of those was for testing purposes and has some commits and branches. I want to delete or remove this repository. How can I do this?
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