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Why is AJAX returning HTTP status code 0?
For some reason, while using AJAX (with my dashcode developed application) the browser just stops uploading and returns status codes of 0 . Why does this happen?
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Better way to check variable for null or empty string?
Since PHP is a dynamic language what's the best way of checking to see if a provided field is empty?
10 Answers
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Python: Append item to list N times
This seems like something Python would have a shortcut for. I want to append an item to a list N times, effectively doing this:
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Using jquery to get element's position relative to viewport
What's the proper way to get the position of an element on the page relative to the viewport (rather than the document). jQuery.offset function seemed promising:
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How to find Unused Amazon EC2 Security groups
I'm try to find a way to determine orphan security groups so I can clean up and get rid of them. Does anyone know of a way to discover unused security groups.
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Check if all elements in a list are identical
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26 Answers
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What does %~d0 mean in a Windows batch file?
I'm looking at a batch file which defines the following variables:
9 Answers
9
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How can I count the number of matches for a regex?
Let's say I have a string which contains this:
5 Answers
5
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How to create a density plot in matplotlib?
In R I can create the desired output by doing:
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5
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How accurately should I store latitude and longitude?
I was reading this question here:
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