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Alternatives to gprof [closed]
...grind has an instruction-count profiler with a very nice visualizer called KCacheGrind. As Mike Dunlavey recommends, Valgrind counts the fraction of instructions for which a procedure is live on the stack, although I'm sorry to say it appears to become confused in the presence of mutual recursion. ...
Override back button to act like home button
On pressing the back button, I'd like my application to go into the stopped state, rather than the destroyed state.
10 Answ...
Scoping in Python 'for' loops
I'm not asking about Python's scoping rules; I understand generally how scoping works in Python for loops. My question is why the design decisions were made in this way. For example (no pun intended):
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Checking if sys.argv[x] is defined
What would be the best way to check if a variable was passed along for the script:
8 Answers
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CSS, Images, JS not loading in IIS
My all applications were working fine but suddenly all sites under IIS are not loading css, images, scripts. It redirect to login page.
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Extract substring using regexp in plain bash
...amp;&
echo ${BASH_REMATCH[1]}
another solution using grep and look-around advanced regex :
$ echo "US/Central - 10:26 PM (CST)" | grep -oP "\-\s+\K\d{2}:\d{2}"
another solution using sed :
$ echo "US/Central - 10:26 PM (CST)" |
sed 's/.*\- *\([0-9]\{2\}:[0-9]\{2\}\).*/\1/'
anothe...
Overloading and overriding
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cgreenocgreeno
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Haskell: Lists, Arrays, Vectors, Sequences
I'm learning Haskell and read a couple of articles regarding performance differences of Haskell lists and (insert your language)'s arrays.
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How to decide when to use Node.js?
I am new to this kind of stuff, but lately I've been hearing a lot about how good Node.js is. Considering how much I love working with jQuery and JavaScript in general, I can't help but wonder how to decide when to use Node.js. The web application I have in mind is something like Bitly - takes s...
Saving a Numpy array as an image
I have a matrix in the type of a Numpy array. How would I write it to disk it as an image? Any format works (png, jpeg, bmp...). One important constraint is that PIL is not present.
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