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How to write a large buffer into a binary file in C++, fast?
...g), pFile);
}
fclose(pFile);
return 0;
}
I just timed 8GB in 36sec, which is about 220MB/s and I think that maxes out my SSD. Also worth to note, the code in the question used one core 100%, whereas this code only uses 2-5%.
Thanks a lot to everyone.
Update: 5 years have passed it's ...
Should I use an exception specifier in C++?
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edited Jun 23 '12 at 12:55
Marc Mutz - mmutz
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When should I use Arrow functions in ECMAScript 6?
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324
A while ago our team migrated all its code (a mid-sized AngularJS app) to JavaScript compile...
Will strlen be calculated multiple times if used in a loop condition?
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139
Yes, strlen() will be evaluated on each iteration. It's possible that, under ideal circumstance...
Create new user in MySQL and give it full access to one database
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836
Try this to create the user:
CREATE USER 'user'@'hostname';
Try this to give it access to th...
Disabling and enabling a html input button
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edited Dec 12 '12 at 3:30
answered Dec 12 '12 at 1:58
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How to print pandas DataFrame without index
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edited Sep 18 '15 at 23:39
Walery Strauch
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an...
Best way to merge two maps and sum the values of same key?
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143
Scalaz has the concept of a Semigroup which captures what you want to do here, and leads to argu...
Invalidating JSON Web Tokens
...piry time (this is a gut feeling, and is definitely dependent on context).
3) Just keep token expiry times short and rotate them often
If you keep the token expiry times at short enough intervals, and have the running client keep track and request updates when necessary, number 1 would effectively w...