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Remove all the elements that occur in one list from another
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Trilarion
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answered Nov 18 '10 at 2:48
DonutDonut
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How are echo and print different in PHP? [duplicate]
Is there any major and fundamental difference between these two functions in PHP?
5 Answers
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How do shift operators work in Java? [duplicate]
...and the shift operators and couldn't get much.
When I tried to execute the below code
9 Answers
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How do you do a simple “chmod +x” from within python?
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Use os.stat() to get the current permissions, use | to or the bits together, and use os.chmod() to set the updated permissions.
Example:
import os
import stat
st = os.stat('somefile')
os.chmod('somefile', st.st_mode | stat.S_IEXEC)
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Most efficient way to determine if a Lua table is empty (contains no entries)?
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Your code is efficient but wrong. (Consider {[false]=0}.) The correct code is
if next(myTable) == nil then
-- myTable is empty
end
For maximum efficiency you'll want to bind next to a local variable, e.g.,
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local next = next
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... if next(....
varbinary to string on SQL Server
How to convert a column value from varbinary(max) to varchar in human-readable form?
7 Answers
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jQuery Get Selected Option From Dropdown
...alue of the selected option, but this time it doesn't work.
The selected tag has the id aioConceptName
31 Answers
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How to overload std::swap()
std::swap() is used by many std containers (such as std::list and std::vector ) during sorting and even assignment.
4 A...
Why should I avoid multiple inheritance in C++?
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Multiple inheritance (abbreviated as MI) smells, which means that usually, it was done for bad reasons, and it will blow back in the face of the maintainer.
Summary
Consider composition of features, instead of inheritance
Be wary of the Diamond of...
How to echo or print an array in PHP?
...o
foreach($results['data'] as $result) {
echo $result['type'], '<br>';
}
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