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Is there any Rails function to check if a partial exists?
...rce apidock)
– maček
Dec 11 '12 at 20:47
1
If the partial is in the same folder as the current v...
How do I create an empty array/matrix in NumPy?
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answered Feb 20 '09 at 10:36
Stephen SimmonsStephen Simmons
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How did I get a value larger than 8 bits in size from an 8-bit integer?
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edited Apr 20 '13 at 22:57
answered Apr 20 '13 at 22:24
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Running a cron every 30 seconds
...on to
# see what happens when the payload exceeds 30 seconds.
((maxtime = 20))
while [[ "$(date +%S)" != "00" ]]; do true; done
while true; do
# Start a background timer BEFORE the payload runs.
sleep 30 &
# Execute the payload, some random duration up to the limit.
# Extra b...
Contains case insensitive
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answered Jan 24 '12 at 20:38
Rob WRob W
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Does C# have an equivalent to JavaScript's encodeURIComponent()?
...-> "Stack+Overflow"
Uri.EscapeUriString("Stack Overflow") --> "Stack%20Overflow"
Uri.EscapeDataString("Stack + Overflow") --> Also encodes "+" to "%2b" ---->Stack%20%2B%20%20Overflow
Only the last is correct when used as an actual part of the URL (as opposed to the value of one of the...
In C/C++ what's the simplest way to reverse the order of bits in a byte?
...amese.James
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12
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Accessing elements of Python dictionary by index
..., 'Mexican':10, 'Chinese':5},
'Grapes':{'Arabian':'25','Indian':'20'} }
print myDict['Apple']['American']
as others suggested. If instead the questions is, you don't know whether 'Apple' as a fruit and 'American' as a type of 'Apple' exist when you read an arbitrary file into your dict...
PostgreSQL: Difference between text and varchar (character varying)
...h array).
Check this article from Depesz: http://www.depesz.com/index.php/2010/03/02/charx-vs-varcharx-vs-varchar-vs-text/
A couple of highlights:
To sum it all up:
char(n) – takes too much space when dealing with values shorter than n (pads them to n), and can lead to subtle errors ...
What is a None value?
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answered Oct 20 '13 at 5:29
DSMDSM
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