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Check if page gets reloaded or refreshed in JavaScript
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10 Answers
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How to set host_key_checking=false in ansible inventory file?
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187
Due to the fact that I answered this in 2014, I have updated my answer to account for more rec...
Difference between array_map, array_walk and array_filter
...n. It does preserve the keys.
Example:
<pre>
<?php
$origarray1 = array(2.4, 2.6, 3.5);
$origarray2 = array(2.4, 2.6, 3.5);
print_r(array_map('floor', $origarray1)); // $origarray1 stays the same
// changes $origarray2
array_walk($origarray2, function (&$v, $k) { $v = floor($v); }...
How to list commits since certain commit?
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182
git rev-list <since_hash>..HEAD
or to include the commit:
git rev-list <since_hash...
How to force 'cp' to overwrite directory instead of creating another one inside?
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125
You can do this using -T option in cp.
See Man page for cp.
-T, --no-target-directory
tre...
How to check sbt version?
...o jacek (in build file:/Users/jacek/)
[info] Setting: java.lang.String = 0.13.1
[info] Description:
[info] Provides the version of sbt. This setting should be not be modified.
[info] Provided by:
[info] */*:sbtVersion
[info] Defined at:
[info] (sbt.Defaults) Defaults.scala:68
[info] Delegates:
[...
Algorithm to detect corners of paper sheet in photo
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edited Feb 27 '16 at 17:35
John_West
2,06944 gold badges2020 silver badges3737 bronze badges
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Why use strong named assemblies?
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edited Jun 10 at 14:18
Jan Nils Ferner
2,81422 gold badges1414 silver badges3131 bronze badges
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Cannot use ref or out parameter in lambda expressions
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126
Lambdas have the appearance of changing the lifetime of variables that they capture. For inst...
sqlite3.ProgrammingError: Incorrect number of bindings supplied. The current statement uses 1, and t
...ach one character long.
>>> len(img)
74
>>> len((img,))
1
If you find it easier to read, you can also use a list literal:
cursor.execute('INSERT INTO images VALUES(?)', [img])
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