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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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Django CSRF check failing with an Ajax POST request
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180
Real solution
Ok, I managed to trace the problem down. It lies in the Javascript (as I sugges...
Why is the gets function so dangerous that it should not be used?
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11 Answers
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awk without printing newline
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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.
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Bash script error [: !=: unary operator expected
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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?
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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...
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)?
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MySQL ON DUPLICATE KEY - last insert id?
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179
Check this page out: https://web.archive.org/web/20150329004325/https://dev.mysql.com/doc/refm...
What's NSLocalizedString equivalent in Swift?
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15 Answers
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