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Ruby regular expression using variable name
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184
The code you think doesn't work, does:
var = "Value"
str = "a test Value"
p str.gsub( /#{var}...
How to determine CPU and memory consumption from inside a process?
...= now;
lastUserCPU = user;
lastSysCPU = sys;
return percent * 100;
}
Linux
On Linux the choice that seemed obvious at first was to use the POSIX APIs like getrusage() etc. I spent some time trying to get this to work, but never got meaningful values. When I finally checked the ker...
How to add a new row to datagridview programmatically
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17 Answers
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How to use Greek symbols in ggplot2?
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152
Here is a link to an excellent wiki that explains how to put greek symbols in ggplot2. In summ...
How do I get the type name of a generic type argument?
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160
Your code should work. typeof(T).FullName is perfectly valid. This is a fully compiling, fun...
In Python script, how do I set PYTHONPATH?
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192
You don't set PYTHONPATH, you add entries to sys.path. It's a list of directories that should ...
Get the current time in C
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127
Copy-pasted from here:
/* localtime example */
#include <stdio.h>
#include <time.h&g...
How to make a node.js application run permanently?
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19 Answers
19
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Change IPython/Jupyter notebook working directory
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31 Answers
31
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How to define an enum with string value?
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18 Answers
18
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