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sed error: “invalid reference \1 on `s' command's RHS”

...use -r you don't have to escape the parentheses. – qräbnö Jan 13 '18 at 12:52 add a comment  |  ...
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Why does PHP consider 0 to be equal to a string?

... answered Mar 29 '13 at 14:47 Sébastien RenauldSébastien Renauld 17.1k11 gold badge3434 silver badges5353 bronze badges ...
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How do I use $scope.$watch and $scope.$apply in AngularJS?

... Using this.myVar puts myVar on the scope. – Marcus Rådell Oct 3 '14 at 12:15  |  show 2 more comments ...
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Flask-SQLAlchemy how to delete all rows in a single table

... Sep 17 '19 at 18:25 Ilja Everilä 36.6k55 gold badges7272 silver badges8686 bronze badges answered May 15 '13 at 19:55 ...
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How to create a cron job using Bash automatically without the interactive editor?

...o "00 09 * * 1-5 echo hello") | crontab - works. – Stéphane Bruckert Nov 4 '15 at 13:39 11 This ...
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Django auto_now and auto_now_add

...ted May 4 '19 at 13:54 Jean-François Fabre♦ 122k1111 gold badges9797 silver badges156156 bronze badges answered Jul 25 '10 at 17:01 ...
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Most Useful Attributes [closed]

... Be careful with this, it bites much bigger chunk out of your CPU than ToString. – Nikola Radosavljević Nov 22 '11 at 0:42 1 ...
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What exactly is OAuth (Open Authorization)?

...answered Nov 17 '10 at 4:52 André CaronAndré Caron 39.9k99 gold badges5555 silver badges117117 bronze badges ...
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What RSA key length should I use for my SSL certificates?

...cated because they could be cracked given a small datacenter (thousands of CPU or hundreds of GPU, in maybe a few months). It may seem a lot but it was well within reach of any large organization or government. 2048 bits 2048 bits RSA certificates are currently the accepted norm in use. Default ...
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Why does “pip install” inside Python raise a SyntaxError?

..., so I think it should be the accepted answer. – François M. Feb 11 '17 at 14:11 5 This is exact...