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How do you detect/avoid Memory leaks in your (Unmanaged) code? [closed]
... Valgrind for Linux (and OS X). If you use windose - deleaker - best of all!
– John Smith
Dec 12 '11 at 18:12
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How can I do DNS lookups in Python, including referring to /etc/hosts?
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I'm not really sure if you want to do DNS lookups yourself or if you just want a host's ip. In case you want the latter,
import socket
print(socket.gethostbyname('localhost')) # result from hosts file
print(socket.gethostbyname('googl...
What does if __name__ == “__main__”: do?
...ngs:
it sets a few special variables like __name__, and then
it executes all of the code found in the file.
Let's see how this works and how it relates to your question about the __name__ checks we always see in Python scripts.
Code Sample
Let's use a slightly different code sample to explore ho...
How to use subprocess popen Python
...value, to be filled by untrusted user supplied data. But I am prepared to call a truce on that item. My point was more that there is no reason not to use shell=True except when using untrusted input. Simply stating that shell=True is not recommended is misleading.
– Hans Then
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Passing a URL with brackets to curl
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moveson
4,45011 gold badge99 silver badges3131 bronze badges
answered Nov 30 '11 at 22:37
chaimpchaimp
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Can't install PIL after Mac OS X 10.9
I've just updated my Mac OS to 10.9 and I discovered that some (all?) of my Python modules are not here anymore, especially the Image one.
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Microsecond timing in JavaScript
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As alluded to in Mark Rejhon's answer, there is an API available in modern browsers that exposes sub-millisecond resolution timing data to script: the W3C High Resolution Timer, aka window.performance.now().
now() is better tha...
What is the meaning of “POSIX”?
... and I read it every time I encounter the term. The fact is that I never really understood what it is.
14 Answers
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Open file dialog and select a file using WPF controls and C#
....jpg)|*.jpg|GIF Files (*.gif)|*.gif";
// Display OpenFileDialog by calling ShowDialog method
Nullable<bool> result = dlg.ShowDialog();
// Get the selected file name and display in a TextBox
if (result == true)
{
// Open document
string filename = dlg...
How to produce a range with step n in bash? (generate a sequence of numbers with increments)
...course seq 0 2 10 will produce the same output on its own).
Note that seq allows floating-point numbers (e.g., seq .5 .25 3.5) but bash's brace expansion only allows integers.
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