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Mongodb Explain for Aggregation framework
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174
Starting with MongoDB version 3.0, simply changing the order from
collection.aggregate(...).e...
What is the difference between svg's x and dx attribute?
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answered Oct 1 '13 at 22:52
Scott CameronScott Cameron
5,02711 gold badge2626 silver badges3131 bronze badges
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Convert DateTime to String PHP
... use the format method of the DateTime class:
$date = new DateTime('2000-01-01');
$result = $date->format('Y-m-d H:i:s');
If format fails for some reason, it will return FALSE. In some applications, it might make sense to handle the failing case:
if ($result) {
echo $result;
} else { // for...
Python: Is it bad form to raise exceptions within __init__?
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162
Raising exceptions within __init__() is absolutely fine. There's no other good way to indicate...
What are CFI directives in Gnu Assembler (GAS) used for?
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edited May 23 '17 at 12:18
Community♦
111 silver badge
answered Mar 27 '10 at 12:24
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Android: Create spinner programmatically from array
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391
ArrayAdapter<String> should work.
i.e.:
Spinner spinner = new Spinner(this);
ArrayAdapte...
What does the '.' (dot or period) in a Go import statement do?
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186
It allows the identifiers in the imported package to be referred to in the local file block wi...
List tables in a PostgreSQL schema
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edited Nov 14 '19 at 15:49
Randall
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Difference: std::runtime_error vs std::exception()
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156
std::exception is the class whose only purpose is to serve as the base class in the exception ...