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Iterator Loop vs index loop [duplicate]
...d a set(granted it is kindof like an array).
– Shipof123
Mar 14 '19 at 22:46
1
the question was i...
What does “&” at the end of a linux command mean?
... running through the "&" will also "stay alive" after ssh session is closed! pretty neat and useful if your connection to the server is interrupted**
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C: Run a System Command and Get Output? [duplicate]
...ets(path, sizeof(path), fp) != NULL) {
printf("%s", path);
}
/* close */
pclose(fp);
return 0;
}
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Optional Parameters with C++ Macros
Is there some way of getting optional parameters with C++ Macros? Some sort of overloading would be nice too.
14 Answers
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What is the ultimate postal code and zip regex?
...dable IMO. But you would still be missing on the validation part: Zip code 12345 may exist, but 12346 not, maybe 12344 doesn't exist either. How do you check for that with a regex?
You can't.
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Check synchronously if file/directory exists in Node.js
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Looking at the source, there's a synchronous version of path.exists - path.existsSync. Looks ...
How does the Java 'for each' loop work?
...est A: 326,373,762 nanoseconds
Test B: 202,555,566 nanoseconds
B faster by 123,818,196 nanoseconds (37.437545972215744% faster)
I also ran this for an Integer array, and indexes are still the clear winner, but only between 18 and 25 percent faster.
For collections, iterators are faster than index...
How to unzip a list of tuples into individual lists? [duplicate]
... function, so zip() pairs up 1 with 3 with 8 first, then 2 with 4 and 9. Those happen to correspond nicely with the columns, or the transposition of l.
zip() produces tuples; if you must have mutable list objects, just map() the tuples to lists or use a list comprehension to produce a list of lists...
Run ssh and immediately execute command [duplicate]
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Forgot my own syntax, almost gave up on this! For anyone else, just suffix any command with "; bash -l". Perhaps you could change it to '[command]; bash -l' or something for clarities sake? I'll change my question. Thanks!
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The original intention in C++98 was that you should use <cstdint> in C++, to avoid pollu...