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Why does Clojure have “keywords” in addition to “symbols”?
...cently I've been reading about Clojure . I see that it has both "symbols" and "keywords". Symbols I'm familiar with, but not with keywords.
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Does .NET have a way to check if List a contains all items in List b?
... }
}
This checks whether there are any elements in b which aren't in a - and then inverts the result.
Note that it would be slightly more conventional to make the method generic rather than the class, and there's no reason to require List<T> instead of IEnumerable<T> - so this would p...
Using python's eval() vs. ast.literal_eval()?
...thon literal structures: strings, numbers, tuples, lists, dicts, booleans, and None.
Passing __import__('os').system('rm -rf /a-path-you-really-care-about') into ast.literal_eval() will raise an error, but eval() will happily wipe your drive.
Since it looks like you're only letting the user input...
What would be a good docker webdev workflow?
...stance indepent of your CMS container, you can use one container for MySQL and one container for your CMS. In such case, you can have your MySQL container still running and your can redeploy your CMS as often as you want independently.
For development - the another option is to map mysql data direct...
Does Qt support virtual pure slots?
...lots in the base class. Second, you're just creating more work for the MOC and compiler since you're adding a (tiny) bit more code. Trivial, but whatever.
So, go for it..
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Calling shell functions with xargs
...xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
Also, using return 0 and exit 0 like that masks any error value that might be produced by the command preceding it. Also, if there's no error, it's the default and thus somewhat redundant.
@phobic mentions that the Bash command could be simplifi...
Content Security Policy “data” not working for base64 Images in Chrome 28
...et a CSP header with the meta http-equiv header. I included a base64 image and I'm trying to make Chrome load the image.
2 ...
Create new tmux session from inside a tmux session
...es or switches to a given session, depending on whether one is inside tmux and the session exists.
6 Answers
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Debugging automatic properties
... Briliant. Thanks. I don't need to change automatic properties to standard one (with field) anymore. And no more recompilation:)
– Marek Kwiendacz
Jul 16 '11 at 22:24
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How do I get the last character of a string?
...t as a string, not a character, but you already know how to do the latter, and I'm not clear on what you're after.
– jcomeau_ictx
Mar 2 '11 at 5:46
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