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PostgreSQL ERROR: canceling statement due to conflict with recovery
...m getting the following error when running a query on a PostgreSQL db in standby mode. The query that causes the error works fine for 1 month but when you query for more than 1 month an error results.
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How to change line-ending settings
...lf"
If you want to know what file this is saved in, you can run the command:
git config --global --edit
and the git global config file should open in a text editor, and you can see where that file was loaded from.
shar...
Why does the MongoDB Java driver use a random number generator in a conditional?
...he following code in this commit for MongoDB's Java Connection driver , and it appears at first to be a joke of some sort. What does the following code do?
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What data is stored in Ephemeral Storage of Amazon EC2 instance?
I am trying to stop a Amazon EC2 instance and get the warning message
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Canvas width and height in HTML5
Is it possible to fix the width and height of an HTML5 canvas element?
4 Answers
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Match whitespace but not newlines
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Perl versions 5.10 and later support subsidiary vertical and horizontal character classes, \v and \h, as well as the generic whitespace character class \s
The cleanest solution is to use the horizontal whitespace character class \h. This will ...
What is the best way to dump entire objects to a log in C#?
... It also doesn't work for arrays (it just displays the type and the length of the array, but doesn't print its contents).
– Konrad Morawski
Sep 20 '12 at 6:57
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CSS3 :unchecked pseudo-class
...l CSS3 :checked pseudo-class, but is there an :unchecked pseudo-class, and do they have the same browser support?
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How do I list all files of a directory?
How can I list all files of a directory in Python and add them to a list ?
21 Answers
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How can I concatenate regex literals in JavaScript?
...3 is now /foobar/gy
It's just more wordy than just having expression one and two being literal strings instead of literal regular expressions.
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