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How to change a command line argument in Bash?
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edited Mar 30 '18 at 12:48
Ciro Santilli 郝海东冠状病六四事件法轮功
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MongoDB: Find a document by non-existence of a field?
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12
+1. However, keep in mind that such queries can't use indexing and might be very slow on large collections.
– mnemosy...
How can a Java variable be different from itself?
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edited Jun 20 at 9:12
Community♦
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answered Oct 17 '13 at 1:17
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When should I use File.separator and when File.pathSeparator?
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edited Aug 26 '13 at 12:24
Kaadzia
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answered May 12 '11 at...
How can I expand the full path of the current file to pass to a command in Vim?
...se in VIM help?
– keflavich
Jan 25 '12 at 0:45
57
@keflavich :help filename-modifiers
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Understanding repr( ) function in Python
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Naseer Mohammad
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answered Oct 16 '11 at 12:22
ovgolovinovgolovin
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Hiding the legend in Google Chart
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answered Jan 30 '12 at 18:39
Trevor PesoutTrevor Pesout
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Creating PHP class instance with a string
...ther cool stuff you can do in php are:
Variable variables:
$personCount = 123;
$varname = 'personCount';
echo $$varname; // echo's 123
And variable functions & methods.
$func = 'my_function';
$func('param1'); // calls my_function('param1');
$method = 'doStuff';
$object = new MyClass();
$obj...
Running multiple TeamCity Agents on the same computer?
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edited Apr 13 '12 at 1:51
kay.one
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ans...
How does !!~ (not not tilde/bang bang tilde) alter the result of a 'contains/included' Array method
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Peter Mortensen
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answered Feb 16 '12 at 18:10
p.g.l.hallp.g.l.ha...