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Python: Is it bad form to raise exceptions within __init__?
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Raising exceptions within __init__() is absolutely fine. There's no other good way to indicate...
How to have multiple CSS transitions on an element?
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edited Apr 26 '18 at 22:15
answered Aug 13 '11 at 3:12
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Calculate distance between 2 GPS coordinates
... locations are negative.
Remember minutes and seconds are out of 60 so S31 30' is -31.50 degrees.
Don't forget to convert degrees to radians. Many languages have this function. Or its a simple calculation: radians = degrees * PI / 180.
function degreesToRadians(degrees) {
return degrees * Ma...
Is there something like RStudio for Python? [closed]
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Create a dictionary on a list with grouping
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edited Oct 3 '13 at 17:23
Dov
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an...
MongoDB: update every document on one field
...our example, the <update> is:
{ $set: { lastLookedAt: Date.now() / 1000 } }
However, depending on your version of MongoDB, the query will look different. Regardless of version, the key is that the empty condition {} will match any document. In the Mongo shell, or with any MongoDB client:
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Maximum concurrent Socket.IO connections
...behind). I found (in my case) that the sockets started acting up at around 1400-1800 concurrent connections.
This is a short gist I made, similar to the test I used: https://gist.github.com/jmyrland/5535279
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Is explicitly closing files important?
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In your example the file isn't guaranteed to be closed before the interpreter exits. In curre...
How do I install Python OpenCV through Conda?
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