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Sorting multiple keys with Unix sort
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The -k option is what you want.
-k 1.4,1.5n -k 1.14,1.15n
Would use character positions 4-5 in the first field (it's all one field for fixed width) and sort numerically as the first key.
The second key would be characters 14-15 in the first field also.
(edit)
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Converting pixels to dp
...hich other densities are calculated. hdpi for instance is considered to be 1.5x the density of mdpi which is really just another way of saying 240 dpi. See Zsolt Safrany's answer below for all densities.
– Stephen
Aug 2 '15 at 2:52
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How to replace spaces in file names using a bash script
...iple layers of files and directories in a single bound using the "Revision 1.5 1998/12/18 16:16:31 rmb1" version of /usr/bin/rename (a Perl script):
find /tmp/ -depth -name "* *" -execdir rename 's/ /_/g' "{}" \;
share
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Disable/enable an input with jQuery?
...put").prop('disabled', true);
$("input").prop('disabled', false);
jQuery 1.5 and below
The .prop() function doesn't exist, but .attr() does similar:
Set the disabled attribute.
$("input").attr('disabled','disabled');
To enable again, the proper method is to use .removeAttr()
$("input").remov...
Checkboxes in web pages – how to make them bigger?
... just about become dots! BTW, you can put smaller fractional scaling (like 1.5) in the places where this snipet puts "2", and for a medium size checkbox.
– Randy
Nov 28 '19 at 4:19
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Determining if an Object is of primitive type
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Starting in Java 1.5 and up, there is a new feature called auto-boxing. The compiler does this itself. When it sees an opportunity, it converts a primitive type into its appropriate wrapper class.
What is probably happening here is when you ...
AngularJS with Django - Conflicting template tags
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Verbatim is part of Django core tags since version 1.5: docs.djangoproject.com/en/dev/ref/templates/builtins/…
– Pratyush
Feb 12 '13 at 7:27
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Test whether a list contains a specific value in Clojure
...s? :foo 1) and also (contains? '(100 101 102) 101). Update: In Clojure ≥ 1.5 contains? throws when handed an object of a type that doesn't support the intended "key membership" test.
The correct way to do what you're trying to do is as follows:
; most of the time this works
(some #{101} '(100 10...
Free space in a CMD shell
...gdrive/e
F: 1.9T 201G 1.7T 11% /cygdrive/f
H: 1.5T 524G 938G 36% /cygdrive/h
M: 1.5T 524G 938G 36% /cygdrive/m
P: 98G 67G 31G 69% /cygdrive/p
R: 98G 14G 84G 15% /cygdrive/r
Cygwin is available for free from: https...
if/else in a list comprehension
...t shows how conditionals can be written inside a list comprehension:
X = [1.5, 2.3, 4.4, 5.4, 'n', 1.5, 5.1, 'a'] # Original list
# Extract non-strings from X to new list
X_non_str = [el for el in X if not isinstance(el, str)] # When using only 'if', put 'for' in the beginning
# Change all s...