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Fastest way to list all primes below N

...t William Hanks for primesfrom2to, primesfrom3to, rwh_primes, rwh_primes1, and rwh_primes2. Of the plain Python methods tested, with psyco, for n=1000000, rwh_primes1 was the fastest tested. +---------------------+-------+ | Method | ms | +---------------------+-------+ | rwh_prime...
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Rendering HTML inside textarea

... rather than a Boolean attribute (there's an inherit state as well as true and false) , and I think that means that specifying a value is mandatory, although I can't find a definitive bit of the spec to confirm this. MDN seems to agree though. – Tim Down Jul 9 ...
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Remove carriage return in Unix

...which may or may not be what you want...). – Tomasz Gandor Jul 9 '14 at 10:33 11 1. Most unixy to...
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How do I update zsh to the latest version?

...ose to uninstall it on purpose since it was messing with gem installations and it was really frustrating to find a workaround. Thanks anyway. – Can Jul 15 '13 at 12:55 1 ...
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How can I iterate over files in a given directory?

I need to iterate through all .asm files inside a given directory and do some actions on them. 9 Answers ...
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How to set my default shell on Mac?

... These are applicable to MacOS Sierra 10.12.5 (16F73) and probably some other recent and upcoming versions of MacOS. chsh is not enough to change the default shell. Make sure you press Command+, while your terminal is open and change the 'Shells open with' option to 'Default l...
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UIButton custom font vertical alignment

...at worked for my custom font which had the same issue in UILabel, UIButton and such. The problem with the font turned out to be the fact that its ascender property was too small compared to the value of system fonts. Ascender is a vertical whitespace above font's characters. To fix your font you wil...
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Implement touch using Python?

touch is a Unix utility that sets the modification and access times of files to the current time of day. If the file doesn't exist, it is created with default permissions. ...
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How to count the number of files in a directory using Python

...fficient than using glob.glob. To test if a filename is an ordinary file (and not a directory or other entity), use os.path.isfile(): import os, os.path # simple version for working with CWD print len([name for name in os.listdir('.') if os.path.isfile(name)]) # path joining version for other pa...
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How do I determine the current operating system with Node.js

...node shell scripts for use when developing on a platform. We have both Mac and Windows developers. Is there a variable I can check for in Node to run a .sh file in one instance and .bat in another? ...