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git undo all uncommitted or unsaved changes
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edited Feb 13 at 19:25
answered Dec 28 '12 at 21:04
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How can I compare two lists in python and return matches
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19 Answers
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Java 8 method references: provide a Supplier capable of supplying a parameterized result
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edited Sep 2 '19 at 10:31
answered Feb 11 '15 at 9:03
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What is the “-->” operator in C++?
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edited Oct 2 '19 at 8:08
community wiki
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CSS: center element within a element
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edited Jan 31 '19 at 20:34
Neuron
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APT command line interface-like yes/no input?
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What is causing ERROR: there is no unique constraint matching given keys for referenced table?
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edited Nov 5 '15 at 13:19
Vlastimil Ovčáčík
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Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
... octal :)
– radtek
Nov 25 '14 at 23:19
10
Note, for Python 3 you have prefix with 0o (zero oh).
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How to prevent rm from reporting that a file was not found?
... the terminal.
– Benjamin Nolan
Dec 19 '18 at 13:05
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Calculate difference between two datetimes in MySQL
...atetime1,datetime2)
if datetime1 > datetime2 then
SELECT TIMEDIFF("2019-02-20 23:46:00","2019-02-19 23:45:00")
gives: 24:01:00
and datetime1 < datetime2
SELECT TIMEDIFF("2019-02-19 23:45:00","2019-02-20 23:46:00")
gives: -24:01:00
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