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How to know the size of the string in bytes?
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answered Jan 3 '12 at 4:09
diyadiya
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What is the difference between tinyint, smallint, mediumint, bigint and int in MySQL?
... -8388608 to 8388607 0 to 16777215
int/integer | 4 bytes -2147483648 to 2147483647 0 to 4294967295
bigint | 8 bytes -9223372036854775808 to 9223372036854775807 0 to 18446744073709551615
The "unsigned" types are only available in MySQL, and the ...
Visual studio long compilation when replacing int with double
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I repro, 27 seconds on my machine. The evil-doer is MsMpEng.exe, it burns 100% core for that l...
How to get jQuery dropdown value onchange event
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How big should a UIBarButtonItem image be?
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Is it possible to delete an object's property in PHP?
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Convert unix time to readable date in pandas dataframe
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Python: print a generator expression?
...;> (x*x for x in range(10))
<generator object <genexpr> at 0xb7485464>
This is sometimes called a generator comprehension, although I think the official name still is generator expression, there isn't really any difference, the parenthesis are only there to make the syntax valid. Yo...
How do I ignore the authenticity token for specific actions in Rails?
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In Rails 4:
skip_before_action :verify_authenticity_token, except: [:create, :update, :destroy]
And Rails 3:
skip_before_filter :verify_authenticity_token
For previous versions:
For individual actions, you can do:
protect_fr...
Returning first x items from array
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array_slice returns a slice of an array
$sliced_array = array_slice($array, 0, 5)
is the code...