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How to drop multiple columns in postgresql
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Check this:
ALTER TABLE table DROP COLUMN col1, DROP COLUMN col2;
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How can I switch my git repository to a particular commit
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edited May 23 '17 at 12:34
Community♦
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answered Feb 9 '11 at 0:17
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Apache: “AuthType not set!” 500 Error
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183
Remove the line that says
Require all granted
it's only needed on Apache >=2.4
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Assign same value to multiple variables at once?
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answered Jul 25 '12 at 14:07
Tim CooperTim Cooper
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Sublime Text 2 and 3: open the same file multiple times
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File | New View into File will open a second tab for the same file. This can be moved into ano...
Class method decorator with self arguments?
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Yes. Instead of passing in the instance attribute at class definition time, check it at runtime...
Valid values for android:fontFamily and what they map to?
...swer to this question the user lists values for android:fontFamily and 12 variants (see below). Where do these values come from? The documentation for android:fontFamily does not list this information in any place (I checked here , and here ). The strings are listed in the Android styles.xm...
How does a Linux/Unix Bash script know its own PID?
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answered Mar 22 '10 at 15:53
Paul TomblinPaul Tomblin
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How to sort an array of hashes in ruby
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edited Jul 27 '16 at 14:15
Snowman
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In C++, if throw is an expression, what is its type?
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According to the standard, 5.16 paragraph 2 first point, "The second or the third operand (but not both) is a throw-expression (15.1); the result is of the type of the other and is an rvalue." Therefore, the conditional operator doesn't care what type a...