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Creating a textarea with auto-resize

...I would have many many many such textareas (about as much as one would normally have lines in a large text document). In that case it is really slow. (In Firefox it's insanely slow.) So I really would like an approach that uses pure CSS. This would be possible with contenteditable, but I want it to ...
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PHP random string generator

... To answer this question specifically, two problems: $randstring is not in scope when you echo it. The characters are not getting concatenated together in the loop. Here's a code snippet with the corrections: function generateRandomString($length = 10)...
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Python Regex - How to Get Positions and Values of Matches

How can I get the start and end positions of all matches using the re module? For example given the pattern r'[a-z]' and the string 'a1b2c3d4' I'd want to get the positions where it finds each letter. Ideally, I'd like to get the text of the match back too. ...
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What is Prefix.pch file in Xcode?

...uestion has been already answered in thread I'm linking below. It contains all the information you need as well as useful comments. Is it OK to remove Prefix.pch file from the Xcode project? share | ...
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Why is pow(a, d, n) so much faster than a**d % n?

...was taking so long (> 20 seconds) for midsize numbers (~7 digits). I eventually found the following line of code to be the source of the problem: ...
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Android Studio needs JDK 7 for Android-L mac

... Setting the directory to: /Library/Java/JavaVirtualMachines/jdk1.7.0_60.jdk/Contents/Home in JDK settings solved my issue. I had the same problem getting started up. Hope this helps! share | ...
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How do you read a file into a list in Python? [duplicate]

...each line might have. When the with ends, the file will be closed automatically for you. This is true even if an exception is raised inside of it. 2. use of list comprehension This could be considered inefficient as the file descriptor might not be closed immediately. Could be a potential issue wh...
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Is “inline” without “static” or “extern” ever useful in C99?

... Actually this excellent answer also answers your question, I think: What does extern inline do? The idea is that "inline" can be used in a header file, and then "extern inline" in a .c file. "extern inline" is just how you ins...
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Using switch statement with a range of value in each case?

... great and is simple. Also if you want to select numbers not in the range all you need is if(!isBetween... , good job. – a54studio Jul 20 '13 at 13:43 1 ...
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How can I use redis with Django?

... It's not about speed, it's about resources. A table in cache will be less expensive. – dman Mar 14 '14 at 14:37  |  ...