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Math.random() versus Random.nextInt(int)
....nextInt(n) is both more efficient and less biased than Math.random() * n" from the Sun forums post that Gili linked to:
Math.random() uses Random.nextDouble() internally.
Random.nextDouble() uses Random.next() twice to generate a double that has approximately uniformly distributed bits i...
Difference between Groovy Binary and Source release?
...then I would say that binary version is better since it requires less work from you to start using it. On the other hand, if you know what you are doing, pretty much all compilers have different optimization parameters that you can tweak to make the application better optimized for your needs.
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find -exec cmd {} + vs | xargs
...tly. Also lots of people do not know this "-exec cmd {} +", as you can see from other answers.
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Objective-C: Reading a file line by line
...:-)
Edit: Turns out this request already exists. There's a Radar dating from 2006 for this (rdar://4742914 for Apple-internal people).
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How do I find all of the symlinks in a directory tree?
...nts information
about files, the information used shall be taken from the prop‐
erties of the file to which the link points, not from the link
itself (unless it is a broken symbolic link or find is unable to
examine the file to which the link points). U...
How do I best silence a warning about unused variables?
...ot all the values passed to functions are utilised. Hence I get a warning from GCC telling me that there are unused variables.
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Edit line thickness of CSS 'underline' attribute
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In that case you have to wrap the text from each line, before and after the line-break with <span> and apply the border-bottom in there. It's a workaround that could be painful in non-hardcoded scenarios though.
– Fabián
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MD5 algorithm in Objective-C
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This is not about files. If you want to create a MD5 from a file with these methods, then you can do NSData *fileContents = [NSData dataWithContentsOfFile:@"<yourPath>"]; NSString *myHash = [fileContents md5]; And yes, this would pull the whole file into memory. If you fi...
Get the name of the currently executing method
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From http://snippets.dzone.com/posts/show/2785:
module Kernel
private
def this_method_name
caller[0] =~ /`([^']*)'/ and $1
end
end
class Foo
def test_method
this_method_name
end
end
puts Foo.new.test_...
Does the GitHub traffic graph include your own views?
...ry that shows 2 "unique visitors" for a day that I probably logged into it from my home computer and my work one. Given that nobody else has any reason to know about the repo, I suspect different computers count as different unique visitors, even when you're logged in (which I always am on both).
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