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Bash script processing limited number of commands in parallel
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devnulldevnull
98.1k2727 gold badges195195 silver badges201201 bronze badges
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What's the result of += in C and C++?
...aken place.
EDIT : The behavior of (i+=10)+=10 in C++ is undefined in C++98, but well defined in C++11. See this answer to the question by NPE for the relevant portions of the standards.
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i...
How to get a URL parameter in Express?
...quest
req.tagid= modified;
next();
});
// http://localhost:8080/api/tags/98
app.get('/api/tags/:tagid', function(req, res) {
// the tagid was found and is available in req.tagid
res.send('New tag id ' + req.tagid+ '!');
});
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How to get the current time in milliseconds from C in Linux?
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98
This can be achieved using the POSIX clock_gettime function.
In the current version of POSIX, ...
How to forward declare a C++ template class?
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I haven't checked the standards, but this works on clang/gcc with -std=c++98 up to -std=c++17, so if it's not officially a standard then it looks to be unofficially so.
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Why can I use auto on a private type?
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To add to the other (good) answers, here's an example from C++98 that illustrates that the issue really doesn't have to do with auto at all
class Foo {
struct Bar { int i; };
public:
Bar Baz() { return Bar(); }
void Qaz(Bar) {}
};
int main() {
Foo f;
f.Qaz(f.Baz()); // Ok
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What is the purpose of class methods?
... Brandon RhodesBrandon Rhodes
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What are the differences between Chosen and Select2?
... to chosen). AngularJS: 397 issues, 49 pull reqs; joyent/node: 476 issues, 98 pull reqs. I wonder what the numbers would be for firefox, linux kernel or gcc.
– Paul
Dec 3 '12 at 21:51
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Skip rows during csv import pandas
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5s 15s 20d 6s 14n 10s USGS 08041780 2018-05-06 00:00 CDT 1.98 A
It would be nice if there was a way to automatically skip the n'th row as well as the n'th line.
As a note, I was able to fix my issue with:
import pandas as pd
ds = pd.read_csv(fname, comment='#', sep='\t', heade...
Which is the preferred way to concatenate a string in Python?
... out = bytearray()
for i in source:
out += i
# 10000 loops, best of 3: 98.5 µs per loop
%%timeit out = ""
for i in source:
out += i
# 10000 loops, best of 3: 161 µs per loop
## Repeat the tests with a larger list, containing
## strings that are bigger than the small string caching
## do...