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Create ArrayList from array
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edited Feb 18 at 1:53
iota
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How can I calculate an md5 checksum of a directory?
... a particular type ( *.py for example) placed under a directory and all sub-directories.
15 Answers
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Python: Append item to list N times
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For immutable data types:
l = [0] * 100
# [0, 0, 0, 0, 0, ...]
l = ['foo'] * 100
# ['foo', 'foo', 'foo', 'foo', ...]
For values that are stored by reference and you may wish to modify later (like sub-lists, or dicts):
l = [{} for ...
How to elegantly rename all keys in a hash in Ruby? [duplicate]
I have a Ruby hash:
11 Answers
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Is it correct to use JavaScript Array.sort() method for shuffling?
I was helping somebody out with his JavaScript code and my eyes were caught by a section that looked like that:
12 Answers
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Can “using” with more than one resource cause a resource leak?
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No.
The compiler will generate a separate finally block for each variable.
The spec (§8.13) says:
When a resource-acquisition takes the form of a
local-variable-declaration, it is possible to acquire multiple
resources of a given type. A using statement of the form...
How can one use multi threading in PHP applications
...ulti-threaded model in PHP whether truly, or just simulating it. Some time back it was suggested that you could force the operating system to load another instance of the PHP executable and handle other simultaneous processes.
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How do I use .woff fonts for my website?
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After generation of woff files, you have to define font-family, which can be used later in all your css styles. Below is the code to define font families (for normal, bold, bold-italic, italic) typefaces. It is assumed, that there are 4 *.woff files (for mentioned typefaces), placed in fonts subdir...
How does BLAS get such extreme performance?
Out of curiosity I decided to benchmark my own matrix multiplication function versus the BLAS implementation... I was to say the least surprised at the result:
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PHP $_SERVER['HTTP_HOST'] vs. $_SERVER['SERVER_NAME'], am I understanding the man pages correctly?
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That’s probably everyone’s first thought. But it’s a little bit more difficult. See Chris Shiflett’s article SERVER_NAME Versus HTTP_HOST.
It seems that there is no silver bullet. Only when you force Apache to use the canonical ...