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Determining Whether a Directory is Writeable
What would be the best way in Python to determine whether a directory is writeable for the user executing the script? Since this will likely involve using the os module I should mention I'm running it under a *nix environment.
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JavaScript module pattern with example [closed]
... declaration 2. Function expression.
Here are using function expression.
What is namespace?
Now if we add the namespace to the above piece of code then
var anoyn = (function() {
}());
What is closure in JS?
It means if we declare any function with any variable scope/inside another function...
How do I tokenize a string in C++?
...dard library, even though nobody argues that this would be convenient. But what would its return type be? std::vector<std::basic_string<…>>? Maybe, but then we’re forced to perform (potentially redundant and costly) allocations.
Instead, C++ offers a plethora of ways to split string...
GSON throwing “Expected BEGIN_OBJECT but was BEGIN_ARRAY”?
...deed. as an array of object, the type is retained at runtime so gson knows what to look for. good idea.
– njzk2
Mar 7 '12 at 9:47
3
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Rebasing and what does one mean by rebasing pushed commits
...ten said that, you should not rebase commits that you have already pushed. What could be meaning of that?
4 Answers
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count vs length vs size in a collection
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So what's a "looser collection"? I'm not seeing the difference between size and count here.
– Sophie Alpert
Oct 1 '09 at 23:47
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Test if characters are in a string
...atch, rather than a list of matches.
But, back to your original question, what we really want is to know whether we found the needle in the haystack, a true/false value. They apparently decided to name this function grepl, as in "grep" but with a "Logical" return value (they call true and false log...
“Eliminate render-blocking CSS in above-the-fold content”
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A related question has been asked before: What is “above-the-fold content” in Google Pagespeed?
Firstly you have to notice that this is all about 'mobile pages'.
So when I interpreted your question and screenshot correctly, then this is not for your site!
On th...
Fastest way(s) to move the cursor on a terminal command line?
What is the best way to move around on a given very long command line in the terminal?
14 Answers
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What is the Comonad typeclass in Haskell?
What is the Comonad typeclass in Haskell? As in Comonad from Control.Comonad in the comonad package (explanations of any other packages that provide a Comonad typeclass are also welcome). I've vaguely heard about Comonad, but all I really know about it is that is provides extract :: w a -> a ,...