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What does “DAMP not DRY” mean when talking about unit tests?
... change to the code. DRY increases maintainability by isolating change (risk) to only those parts of the system that must change.
So, why is duplication more acceptable in tests?
Tests often contain inherent duplication because they are testing the same thing over and over again, only with slightl...
Function return value in PowerShell
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PowerShell has really wacky return semantics - at least when viewed from a more traditional programming perspective. There are two main ideas to wrap your head around:
All output is captured, and returned
The return keyword really just indicates a ...
How do I convert a numpy array to (and display) an image?
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Dan H
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answered Apr 17 '10 at 17:46
unutbuunutbu
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Cast to int vs floor
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Matt Ball
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answered Jul 21 '10 at 14:39
James CurranJa...
Vertex shader vs Fragment Shader [duplicate]
...e corner points of your polygons.
The fragment shader on the other hand takes care of how the pixels between the vertices look. They are interpolated between the defined vertices following specific rules.
For example: if you want your polygon to be completely red, you would define all vertices red...
Version of Apache installed on a Debian machine
How can I check which version of Apache is installed on a Debian machine?
17 Answers
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How to Save Console.WriteLine Output to Text File
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Adriaan StanderAdriaan Stander
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How to execute mongo commands through shell scripts?
...th a $ sign, you'll want to surround the eval argument in single quotes to keep the shell from evaluating the operator as an environment variable:
mongo --eval 'db.mycollection.update({"name":"foo"},{$set:{"this":"that"}});' myDbName
Otherwise you may see something like this:
mongo --eval "db.te...
An item with the same key has already been added
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Most likely, you have model which contains the same property twice. Perhaps you are using new to hide the base property.
Solution is to override the property or use another name.
If you share your model, we would be able to elabor...
How to format a phone number with jQuery
I'm currently displaying phone numbers like 2124771000 . However, I need the number to be formatted in a more human-readable form, for example: 212-477-1000 . Here's my current HTML :
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