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How do I sort an array of hashes by a value in the hash?
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216
Ruby's sort doesn't sort in-place. (Do you have a Python background, perhaps?)
Ruby has sort! ...
How to remove .htaccess password protection from a subdirectory
...tory and include the Satisfy any directive in it like so, for up to Apache 2.3:
# allows any user to see this directory
Satisfy Any
The syntax changed in Apache 2.4, this has the same effect:
Require all granted
share
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Use find command but exclude files in two directories
...s with ./scripts/
Testing the Solution:
$ mkdir a b c d e
$ touch a/1 b/2 c/3 d/4 e/5 e/a e/b
$ find . -type f ! -path "./a/*" ! -path "./b/*"
./d/4
./c/3
./e/a
./e/b
./e/5
You were pretty close, the -name option only considers the basename, where as -path considers the entire path =)
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How to compare times in Python?
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132
You can't compare a specific point in time (such as "right now") against an unfixed, recurring e...
Updating MySQL primary key
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235
Next time, use a single "alter table" statement to update the primary key.
alter table xx dro...
How to sort a dataFrame in python pandas by two or more columns?
... deprecated in favor of sort_values. sort was completely removed in the 0.20.0 release. The arguments (and results) remain the same:
df.sort_values(['a', 'b'], ascending=[True, False])
You can use the ascending argument of sort:
df.sort(['a', 'b'], ascending=[True, False])
For example:
In ...
Python's “in” set operator
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answered Jan 2 '12 at 21:14
Ignacio Vazquez-AbramsIgnacio Vazquez-Abrams
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'float' vs. 'double' precision
...ary representation, not a decimal one.
Single precision (float) gives you 23 bits of significand, 8 bits of exponent, and 1 sign bit.
Double precision (double) gives you 52 bits of significand, 11 bits of exponent, and 1 sign bit.
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Boolean vs tinyint(1) for boolean values in MySQL
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edited Dec 15 '15 at 18:21
answered Sep 20 '10 at 13:26
M...