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Detect if a page has a vertical scrollbar?
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78
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Why are there no ++ and -- operators in Python?
...on top of += and -=).
This is all redundant with += and -=, so it would become a net loss.
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How do I get the current date in JavaScript?
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446
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Failed to install Python Cryptography package with PIP and setup.py
...ndows you’ll need to make sure you have OpenSSL installed. There are pre-compiled binaries available. If your installation is in an unusual location set the LIB and INCLUDE environment variables to include the
corresponding locations. For example:
C:\> \path\to\vcvarsall.bat x86_amd64
C:\> s...
Java - escape string to prevent SQL injection
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How can I concatenate two arrays in Java?
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I found a one-line solution from the good old Apache Commons Lang library. ArrayUtils.addAll(T[], T...)
Code:
String[] both = ArrayUtils.addAll(first, second);
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Ineligible Devices section appeared in Xcode 6.x.x
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153
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What is base 64 encoding used for?
...he underlying protocol might think that you've entered a special character combination (like how FTP translates line endings).
So to get around this, people encode the binary data into characters. Base64 is one of these types of encodings.
Why 64?
Because you can generally rely on the same 64...
Iterate an iterator by chunks (of n) in Python? [duplicate]
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The grouper() recipe from the itertools documentation's recipes comes close to what you want:
def grouper(n, iterable, fillvalue=None):
"grouper(3, 'ABCDEFG', 'x') --> ABC DEF Gxx"
args = [iter(iterable)] * n
return izip_longest(fillvalue=fillvalue, *args)
It will fill u...
Is there a way for non-root processes to bind to “privileged” ports on Linux?
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