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Java 8: performance of Streams vs Collections
... Units
StreamVsVanilla.stream avgt 10 17.588 0.230 ns/op
StreamVsVanilla.vanilla avgt 10 10.796 0.063 ns/op
Just as I expected stream implementation is fairly slower. JIT is able to inline all lambda stuff but doesn't produce as perfectly co...
how to return index of a sorted list? [duplicate]
...e sorted items in the list. For example, if the list I want to sort is [2,3,1,4,5] , I need [2,0,1,3,4] to be returned.
...
What's the best way to trim std::string?
... {
trim(s);
return s;
}
Thanks to https://stackoverflow.com/a/44973498/524503 for bringing up the modern solution.
Original answer:
I tend to use one of these 3 for my trimming needs:
#include <algorithm>
#include <functional>
#include <cctype>
#include <locale>
/...
When NOT to use yield (return) [duplicate]
...r's article on the subject:
http://blogs.msdn.com/b/wesdyer/archive/2007/03/23/all-about-iterators.aspx
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Weird PHP error: 'Can't use function return value in write context'
...
answered Oct 7 '09 at 16:23
chaoschaos
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What is the difference between Python's list methods append and extend?
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5329
append: Appends object at the end.
x = [1, 2, 3]
x.append([4, 5])
print (x)
gives you: [1, ...
C# Sanitize File Name
I recently have been moving a bunch of MP3s from various locations into a repository. I had been constructing the new file names using the ID3 tags (thanks, TagLib-Sharp!), and I noticed that I was getting a System.NotSupportedException :
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How can I use xargs to copy files that have spaces and quotes in their names?
...every time.
– tzot
Oct 14 '08 at 1:23
12
The answer from Chris Jester-Young ought to be the "good...
Change all files and folders permissions of a directory to 644/755
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352
One approach could be using find:
for directories
find /desired_location -type d -print0 | x...