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vertical & horizontal lines in matplotlib
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166
The pyplot functions you are calling, axhline() and axvline() draw lines that span a portion o...
Makefile variable as prerequisite
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176
This will cause a fatal error if ENV is undefined and something needs it (in GNUMake, anyway)....
What is the exact difference between currentTarget property and target property in javascript
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451
Basically, events bubble by default so the difference between the two is:
target is the elemen...
Can code that is valid in both C and C++ produce different behavior when compiled in each language?
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19 Answers
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Using Jasmine to spy on a function without an object
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155
If you are defining your function:
function test() {};
Then, this is equivalent to:
window...
What is & used for
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130
& is HTML for "Start of a character reference".
& is the character reference for ...
must appear in the GROUP BY clause or be used in an aggregate function
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Yes, this is a common aggregation problem. Before SQL3 (1999), the selected fields must appear in the GROUP BY clause[*].
To workaround this issue, you must calculate the aggregate in a sub-query and then join it with itself to get the additional columns you'd need to show:
SEL...