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composer: How to find the exact version of a package?
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edited Nov 21 '16 at 18:09
L S
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How to get one value at a time from a generator function in Python?
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Yes, or next(gen) in 2.6+.
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Eclipse, regular expression search and replace
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227
Yes, "( )" captures a group. you can use it again with $i where i is the i'th capture group.
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Getting the count of unique values in a column in bash
... see a frequency count for column two (for example):
awk -F '\t' '{print $2}' * | sort | uniq -c | sort -nr
fileA.txt
z z a
a b c
w d e
fileB.txt
t r e
z d a
a g c
fileC.txt
z r a
v d c
a m c
Result:
3 d
2 r
1 z
1 m
1 g
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Override ActiveRecord attribute methods
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211
Echoing Gareth's comments... your code will not work as written. It should be rewritten this w...
What does “mro()” do?
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214
Follow along...:
>>> class A(object): pass
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>>> A.__mro__
(<class '_...
Mockito test a void method throws an exception
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Docker: adding a file from a parent directory
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231
You can build the Dockerfile from the parent directory:
docker build -t <some tag> -f &...
Unix shell script to truncate a large file
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edited Oct 1 '19 at 17:32
André Chalella
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NSLog an object's memory address in overridden description method
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