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What are the uses of the exec command in shell scripts? [closed]
... # open "other" for appending on file descriptor 6
exec 5<&0 # copy read file descriptor 0 onto file descriptor 5
exec 7>&4 # copy write file descriptor 4 onto 7
exec 3<&- # close the read file descriptor 3
exec 6>&...
Objective-C: Reading a file line by line
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Edit: Turns out this request already exists. There's a Radar dating from 2006 for this (rdar://4742914 for Apple-internal people).
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Expand Python Search Path to Other Source
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answered Jun 29 '10 at 19:39
David ZDavid Z
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how to exclude null values in array_agg like in string_agg using postgres?
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Thanks. But if the main query (s) returns a 1000 rows, then the 2 subqueries (using unnest) will run once for each row.. Will it be better to tolerate NULLs than executing 2000 extra select queries ?
– Daud
Oct 29 '12 at 17:07
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How can I convert JSON to a HashMap using Gson?
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Line
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answered Apr 11 '13 at 7:39
cheritcherit
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What do parentheses surrounding an object/function/class declaration mean? [duplicate]
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edited Nov 20 '15 at 23:38
Dave Heq
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answered Jan 13 ...
AngularJS - Multiple ng-view in single template
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You can have just one ng-view.
You can change its content in several ways: ng-include, ng-sw...
Assigning code to a variable
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answered Apr 16 '14 at 20:42
vivat piscesvivat pisces
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Different ways of loading a file as an InputStream
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edited Aug 26 at 9:30
answered Mar 24 '09 at 5:52
Lor...
Changing variable names in Vim
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kevlar1818
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answered Feb 28 '09 at 12:00
Mykola GolubyevMykola Golubyev
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