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Can I have H2 autocreate a schema in an in-memory database?
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173
Yes, H2 supports executing SQL statements when connecting. You could run a script, or just a sta...
Are types like uint32, int32, uint64, int64 defined in any stdlib header?
I often see source code using types like uint32, uint64 and I wonder if they should be defined by the programmer in the application code or if they are defined in a standard lib header.
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What is the easiest way to duplicate an activerecord record?
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To get a copy, use the clone (or dup for rails 3.1+) method:
# rails < 3.1
new_record = old_record.clone
#rails >= 3.1
new_record = old_record.dup
Then you can change whichever fields you want.
ActiveRecord overrides the built-in Object#clone to give you a new ...
decorators in the python standard lib (@deprecated specifically)
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Patrizio BertoniPatrizio Bertoni
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14
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How can you tell when a layout has been drawn?
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396
You can add a tree observer to the layout. This should return the correct width and height. on...
How to access a mobile's camera from a web app?
...LittleBobbyTables - Au Revoir
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answered Nov 21 '12 at 8:56
AshishAshish
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Static methods in Python?
... only be used if you have to support ancient versions of Python (2.2 and 2.3)
class MyClass(object):
def the_static_method(x):
print(x)
the_static_method = staticmethod(the_static_method)
MyClass.the_static_method(2) # outputs 2
This is entirely identical to the first example (usi...
PHPUnit: assert two arrays are equal, but order of elements not important
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39
The cleanest way to do this would be to extend phpunit with a new assertion method. But here's ...
How can I combine hashes in Perl?
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dreftymacdreftymac
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How to create a drop shadow only on one side of an element?
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UPDATE 4
Same like update 3 but with modern css (=less rules) so that no special positioning on the pseudo element is required.
#box {
background-color: #3D6AA2;
width: 160px;
height: 90px;
position: absolute;
top: calc(1...