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Which is faster in Python: x**.5 or math.sqrt(x)?
...tion was defined in your code, then in any imports, so if it was defined locally it takes less time per lookup
– Rotem Shalev
Aug 21 at 11:26
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How do you find all subclasses of a given class in Java?
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There is now a simple library called org.reflections that helps with this and other common reflection tasks. With this library you can just call reflections.getSubTypesOf(aClazz)) link
– Enwired
Feb 20 '15 at 1:29
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Linux equivalent of the Mac OS X “open” command [closed]
...his out myself so thought I would write down how I did it, which is specifically relevant to what Suan asked.
These steps allow you just type "open " and not your terminal covered in messages you don't need:
Create a script called open in ~/bin, the content is just:
xdg-open "$1" &> /dev/nu...
Case conventions on element names?
... Note that 'lowercase with hyphens' has some problems in XSLT. Specifically it is easy to confuse a node called, say, 'year-from-age' with a formula 'year - age' (e.g. subtract age from year)
– Richard Kennard
Aug 20 '13 at 7:38
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How do I create and read a value from cookie?
...ve the expiry date unset though. This would allow the cookie to be automatically deleted upon browser exit.
– xji
Oct 23 '18 at 14:55
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How to capitalize the first letter in a String in Ruby
... upcase returing an array, say ['I', 'İ'] for 'i'.upcase, and letting the caller decide which capitalization is relevant in a given situation. Currently the Ruby's handling of conversion between upper- and lowercase is broken, and that's it.
– michau
Nov 11 '1...
Check if a program exists from a Makefile
How can I check if a program is callable from a Makefile?
12 Answers
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Is there a bash command which counts files?
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If there's a directory called logs in the directory in question, then the contents of that logs directory will be counted too. This is probably not intentional.
– mogsie
Aug 6 '18 at 11:55
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Understanding checked vs unchecked exceptions in Java
...rk be able to throw any exception. You can e.g. check the signature of the Callable interface in JSE
– Kaj
May 24 '11 at 19:53
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How to pass arguments into a Rake task with environment in Rails? [duplicate]
...gests that eventually :needs won't be supported any longer. The section is called "Deprecated Task Paramaters Format"...)
– Telemachus
Sep 1 '09 at 23:42
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