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Removing duplicate rows from table in Oracle
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312
Use the rowid pseudocolumn.
DELETE FROM your_table
WHERE rowid not in
(SELECT MIN(rowid)
FROM ...
How do you convert a byte array to a hexadecimal string, and vice versa?
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Remove the first character of a string
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317
python 2.x
s = ":dfa:sif:e"
print s[1:]
python 3.x
s = ":dfa:sif:e"
print(s[1:])
both pri...
Crontab Day of the Week syntax
In crontab does the Day of the Week field run from 0 - 6 or 1 -7 ?
3 Answers
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What's the most efficient way to erase duplicates and sort a vector?
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601
I agree with R. Pate and Todd Gardner; a std::set might be a good idea here. Even if you're stu...
How to get sp_executesql result into a variable?
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10 Answers
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Calculating how many minutes there are between two times
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157
Try this
DateTime startTime = varValue
DateTime endTime = varTime
TimeSpan span = endTime.Su...
How to modify PATH for Homebrew?
Trying to install ruby 1.9.3, read that I need to install homebrew first. Ran brew doctor, and it's giving me a bunch of warnings. One of which is:
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URL query parameters to dict python
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193
Use the urllib.parse library:
>>> from urllib import parse
>>> url = "http:...