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What does “opt” mean (as in the “opt” directory)? Is it an abbreviation? [closed]
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In the old days, "/opt" was used by UNIX vendors like AT&T, Sun, DEC and 3rd-party vendors ...
Modern way to filter STL container?
...1:35
j b
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answered Jan 18 '14 at 13:29
Sebastian Hoffma...
How to check if a String is numeric in Java
...berUtils.isCreatable or StringUtils.isNumeric.
With Apache Commons Lang 3.4 and below: NumberUtils.isNumber or StringUtils.isNumeric.
You can also use StringUtils.isNumericSpace which returns true for empty strings and ignores internal spaces in the string. Another way is to use NumberUtils.isPar...
Why doesn't Objective-C support private methods?
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edited Jul 31 '14 at 15:31
alastair
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answered Jan 29 ...
How to export and import environment variables in windows?
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Vivek
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answered Feb 18 '09 at 4:26
jdigitaljdigital
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LINQ equivalent of foreach for IEnumerable
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huysentruitw
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answered Oct 14 '08 at 10:00
Fredrik Kalseth...
How can I compare two lists in python and return matches
..., but by far the most obvious way to do it is:
>>> a = [1, 2, 3, 4, 5]
>>> b = [9, 8, 7, 6, 5]
>>> set(a) & set(b)
{5}
if order is significant you can do it with list comprehensions like this:
>>> [i for i, j in zip(a, b) if i == j]
[5]
(only works for e...
How do I list the symbols in a .so file
... for demangling C++):
$ objdump -TC libz.so
libz.so: file format elf64-x86-64
DYNAMIC SYMBOL TABLE:
0000000000002010 l d .init 0000000000000000 .init
0000000000000000 DF *UND* 0000000000000000 GLIBC_2.2.5 free
0000000000000000 DF *UND* 0000000000000000 GLIBC_2....