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How can I get the list of files in a directory using C or C++?
How can I determine the list of files in a directory from inside my C or C++ code?
26 Answers
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Why do you have to link the math library in C?
If I include <stdlib.h> or <stdio.h> in a C program I don't have to link these when compiling but I do have to link to <math.h> , using -lm with gcc, for example:
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Regular expression to search for Gadaffi
I'm trying to search for the word Gadaffi. What's the best regular expression to search for this?
15 Answers
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Pandas percentage of total with groupby
This is obviously simple, but as a numpy newbe I'm getting stuck.
14 Answers
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How to change the color of an svg element?
I want to use this technique http://css-tricks.com/svg-fallbacks/ and change the svg color but so far I haven't been able to do so. I put this in the css but my image is always black, no matter what. My code:
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what is the best way to convert a json formatted key value pair to ruby hash with symbol as key?
I am wondering what is the best way to convert a json formatted key value pair to ruby hash with symbol as key:
example:
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How do I make my string comparison case insensitive?
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The best would be using s1.equalsIgnoreCase(s2): (see javadoc)
You can also convert them both to upper/lower case and use s1.equals(s2)
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Can I get a list of files marked --assume-unchanged?
What have I marked as --assume-unchanged ? Is there any way to find out what I've tucked away using that option?
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Emulate ggplot2 default color palette
What function can I use to emulate ggplot2's default color palette for a desired number of colors. For example, an input of 3 would produce a character vector of HEX colors with these colors:
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Sleep until a specific time/date
I want my bash script to sleep until a specific time. So, I want a command like "sleep" which takes no interval but an end time and sleeps until then.
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