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sed one-liner to convert all uppercase to lowercase?

....txt > output.txt for GNU sed works fine too – Asfand Qazi Apr 13 '17 at 8:49 1 @ekkis OSX is ...
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jQuery hasClass() - check for more than one class

... ... um, but I just ran this in jsperf for Chrome 21.0.1180 and the is() method is now about 20% faster. But the hasClass() seems more readable. – Danyal Aytekin Sep 27 '12 at 12:27 ...
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Get environment variable value in Dockerfile

...that users can pass at build-time to the builder with the docker build command using the --build-arg <varname>=<value> flag. So your Dockerfile will have this line: ARG request_domain or if you'd prefer a default value: ARG request_domain=127.0.0.1 Now you can reference this vari...
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Python hashable dicts

As an exercise, and mostly for my own amusement, I'm implementing a backtracking packrat parser. The inspiration for this is i'd like to have a better idea about how hygenic macros would work in an algol-like language (as apposed to the syntax free lisp dialects you normally find them in). Because...
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Comparing two java.util.Dates to see if they are in the same day

I need to compare two Date s (e.g. date1 and date2 ) and come up with a boolean sameDay which is true of the two Date s share the same day, and false if they are not. ...
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How do I get the current absolute URL in Ruby on Rails?

....request_uri. This combines the protocol (usually http://) with the host, and request_uri to give you the full address. share | improve this answer | follow |...
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iOS: Access app-info.plist variables in code

...w.com/a/4059118/1210822 : "CFBundleVersion has been repurposed to be Build and Version is CFBundleShortVersionString", so now for retrieving the version number from plist, we need to use: NSString *version = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleShortVersionString"]; ...
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Using jQuery how to get click coordinates on the target element

I have the following event handler for my html element 6 Answers 6 ...
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The property 'value' does not exist on value of type 'HTMLElement'

I am playing around with typescript and am trying to create a script that will update a p-element as text is inputted in a input box. ...
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MySQL offset infinite rows

...d... but no! I've seen this 18446744073709551615 scatter all over the code and I was blaming lazy programmers, but it's a design feature! – Petruza May 24 '10 at 15:10 8 ...