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Fastest way to get the first object from a queryset in django?
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edited Jul 28 at 21:01
Boris
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CustomErrors mode=“Off”
...s has been driving me insane for the past few days and couldn't get around it but have finally figured it out:
In my machine.config file I had an entry under <system.web>:
<deployment retail="true" />
This seems to override any other customError settings that you have specified in a ...
Check existence of input argument in a Bash shell script
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It is:
if [ $# -eq 0 ]
then
echo "No arguments supplied"
fi
The $# variable will tell you the number of input arguments the script was passed.
Or you can check if an argument is an empty string or not like:
if [ -z "$1...
Types in MySQL: BigInt(20) vs Int(20)
...dering what the difference between BigInt , MediumInt , and Int are... it would seem obvious that they would allow for larger numbers; however, I can make an Int(20) or a BigInt(20) and that would make seem that it is not necessarily about size.
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How to use concerns in Rails 4
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So I found it out by myself. It is actually a pretty simple but powerful concept. It has to do with code reuse as in the example below. Basically, the idea is to extract common and / or context specific chunks of code in order to clean ...
Why not be dependently typed?
... becoming a dependently-typed language". The implication seems to be that with more and more language extensions, Haskell is drifting in that general direction, but isn't there yet.
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Python int to binary string?
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edited Oct 31 '17 at 12:19
OrenIshShalom
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Algorithm to detect intersection of two rectangles?
I'm looking for an algorithm to detect if two rectangles intersect (one at an arbitrary angle, the other with only vertical/horizontal lines).
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Convert HTML to PDF in .NET
... generate a PDF by passing HTML contents to a function. I have made use of iTextSharp for this but it does not perform well when it encounters tables and the layout just gets messy.
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What is the proper way to re-attach detached objects in Hibernate?
I have a situation in which I need to re-attach detached objects to a hibernate session, although an object of the same identity MAY already exist in the session, which will cause errors.
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