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Does MongoDB's $in clause guarantee order

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Convert System.Drawing.Color to RGB and Hex Value

... | edited Feb 8 '14 at 18:29 Julien Roncaglia 16k33 gold badges5555 silver badges7373 bronze badges ...
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dd: How to calculate optimal blocksize? [closed]

...k size lets dd do a good job, and the differences between, say, 64 KiB and 1 MiB are minor, compared to 4 KiB versus 64 KiB. (Though, admittedly, it's been a while since I did that. I use a mebibyte by default now, or just let dd pick the size.) ...
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Asynchronous method call in Python?

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Django CSRF check failing with an Ajax POST request

... 180 Real solution Ok, I managed to trace the problem down. It lies in the Javascript (as I sugges...
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Why is the gets function so dangerous that it should not be used?

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awk without printing newline

... awk '{sum+=$3}; END {printf "%f",sum/NR}' ${file}_${f}_v1.xls >> to-plot-p.xls print will insert a newline by default. You dont want that to happen, hence use printf instead. share | ...
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Bash script error [: !=: unary operator expected

... 189 Quotes! if [ "$1" != -v ]; then Otherwise, when $1 is completely empty, your test becomes: ...
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Simple calculations for working with lat/lon and km distance?

... The approximate conversions are: Latitude: 1 deg = 110.574 km Longitude: 1 deg = 111.320*cos(latitude) km This doesn't fully correct for the Earth's polar flattening - for that you'd probably want a more complicated formula using the WGS84 reference ellipsoid (the m...
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Truncate a list to a given number of elements

What method truncates a list--for example to the first 100 elements--discarding the others (without iterating through individual elements)? ...