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List files with certain extensions with ls and grep
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340
Why not:
ls *.{mp3,exe,mp4}
I'm not sure where I learned it - but I've been using this.
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UICollectionView auto scroll to cell at IndexPath
...rray of collection view. All of the cells don't fit on the screen. I have 30 cells and only 6 on the screen.
9 Answers
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Where can I learn how to write C code to speed up slow R functions? [closed]
...ple example is this blog post where I show that instead of worrying about 10% differences (in one of the Radford Neal examples) we can get eightyfold increases with C++ (on what is of course a contrived example).
Edit 3: There is complexity in that you may run into C++ errors that are, to put it mi...
Problems with lib-icu dependency when installing Symfony 2.3.x via Composer
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Mac OSX 10.7.5 — when I run php -m I do NOT see intl. I know it works on the webserver, but it's not recognized on the Command Line. So… I have to add it to the Command Line?
– Mark Fox
May 2...
How can you iterate over the elements of an std::tuple?
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20 Answers
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How to get an element's top position relative to the browser's viewport?
...on Sá Maia
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answered Sep 13 '13 at 20:42
Himanshu PHimanshu P
7,72755 ...
Change all files and folders permissions of a directory to 644/755
...ould be using find:
for directories
find /desired_location -type d -print0 | xargs -0 chmod 0755
for files
find /desired_location -type f -print0 | xargs -0 chmod 0644
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How do I pass a variable by reference?
...nge):
new_string = something_to_do_with_the_old_string(stuff_to_change[0])
stuff_to_change[0] = new_string
# then you could call it like
wrapper = [my_string]
use_a_wrapper_to_simulate_pass_by_reference(wrapper)
do_something_with(wrapper[0])
Although this seems a little cumbersome.
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Does Java have something like C#'s ref and out keywords?
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104
No, Java doesn't have something like C#'s ref and out keywords for passing by reference.
You c...
Overriding !important style
...yleElement.id = 'styles_js';
document.getElementsByTagName('head')[0].appendChild(styleElement);
}
styleElement.appendChild(document.createTextNode(newStyle));
}
addNewStyle('td.EvenRow a {display:inline !important;}')
The rules added with the above method will (if you use the !im...