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How to “hibernate” a process in Linux by storing its memory to disk and restoring it later?
...nux?
Just like 'hibernate' in laptop, I would to write all the memory used by a process to disk, free up the RAM. And then later on, I can 'resume the process', i.e, reading all the data from memory and put it back to RAM and I can continue with my process?
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RAII and smart pointers in C++
...h that? Well, the return type is std::string - so it means we're returning by value. This means that we copy str and actually return the copy. This can be expensive, and we might want to avoid the cost of copying it. Therefore, we might come up with idea of returning by reference or by pointer.
std...
How to get UTF-8 working in Java webapps?
... characters äåö are not a problematic as the default character set used by browsers and tomcat/java for webapps is latin1 ie. ISO-8859-1 which "understands" those characters.
To get UTF-8 working under Java+Tomcat+Linux/Windows+Mysql requires the following:
Configuring Tomcat's server.xml
It's...
How does origin/HEAD get set?
... you clone a repository, and that's about it. Bizarrely, that it's not set by commands like git remote update - I believe the only way it will change is if you manually change it. (By change I mean point to a different branch; obviously the commit it points to changes if that branch changes, which m...
UIView's frame, bounds, center, origin, when to use what?
...or sprite based games and animations where movement or scaling may occur. By default animation and rotation will be based on the center of the UIView. It rarely makes sense to try and manage such objects by the frame property.
bounds - this property is not a positioning property, but defines the ...
github locks up mac terminal when using pull command
...) text editor.
Press esc to go back to command mode.
Then type :w followed by enter to save.
Finally :q followed by enter to quit.
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Can I arrange repositories into folders on Github?
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On GitHub itself, you cannot group your repos by "folder", unless you create organizations.
See SublimeText, for instance, as a group of all sublimeText packages repos.
But that won't support a nested folder organization. For now (June 2017), that only supports a nested...
Numpy: Divide each row by a vector element
...nswer that you want. It divides each column of array (instead of each row) by each corresponding element of vector. It's what you would get if you explicitly reshaped vector to be 1x3 instead of 3x1.
data / vector
# array([[1, 0, 0],
# [2, 1, 0],
# [3, 1, 1]])
data / vector.reshape((1...
find -exec a shell function in Linux?
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You beat me. By the way you can put the braces inside the quotes instead of using $0.
– Paused until further notice.
Dec 1 '10 at 5:42
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Using Selenium Web Driver to retrieve value of a HTML input
... tags of an element. For input elements, the displayed text is not wrapped by the <input> tag, instead it's inside the value attribute.
Note: Case matters. If you specify "Value", you'll get a 'null' value back. This is true for C# at least.
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