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Each for object? [duplicate]
...-US/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty for more information.
The jQuery.each and Object.keys functions take care of this automatically.
2 . Another potential issue with a plain for-loop is that of scope and non-closures. This is a bit complicated, but take for exam...
Why do you have to link the math library in C?
... slower, the output executables would be larger, and runtime would require more memory, with no benefit to most programs which do not use these math functions at all. These days we have good support for shared libraries, and even when statically linking, the standard libraries are set up so that un...
How to use WinForms progress bar?
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Generating an MD5 checksum of a file
...ferent bunch of letters is all. It's not that hard.
Here is a way that is more complex, but memory efficient:
import hashlib
def hash_bytestr_iter(bytesiter, hasher, ashexstr=False):
for block in bytesiter:
hasher.update(block)
return hasher.hexdigest() if ashexstr else hasher.dig...
How to set Python's default version to 3.x on OS X?
... the alias untouched, and works in all shells.
If you launch interpreters more often (I do), you can always create more aliases to add as well, i.e.:
alias 2='python2'
alias 3='python3'
Tip: For scripts, instead of using a shebang like:
#!/usr/bin/env python
use:
#!/usr/bin/env python3
T...
How do you use a variable in a regular expression?
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How do I do string replace in JavaScript to convert ‘9.61’ to ‘9:61’?
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This won't work if we try to replace more than one value at a time. :(
– vissu
May 28 '12 at 13:06
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Comparing two files in linux terminal
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How to create a WPF Window without a border that can be resized via a grip only?
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How can you run a command in bash over until success
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