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Error to install Nokogiri on OSX 10.9 Maverick?

I upgraded my OSX (Lion) to Mavericks and I can't install Nokogiri for my projects. 30 Answers ...
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How to write the Fibonacci Sequence?

I had originally coded the program wrongly. Instead of returning the Fibonacci numbers between a range (ie. startNumber 1, endNumber 20 should = only those numbers between 1 & 20), I have written for the program to display all Fibonacci numbers between a range (ie. startNumber 1, endNumber 20 displa...
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The key must be an application-specific resource id

... That's the best way to get unique tag id ? Really Android ? – jimmy0251 Mar 13 '15 at 10:24 ...
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How to var_dump variables in twig templates?

... layer pattern where you only present what you have been given is fine and all, but how do you know what is available? Is there a "list all defined variables" functionality in TWIG? Is there a way to dump a variable? ...
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Vim delete blank lines

... Thanks soulmerge. This is my favorite answer, since it actually explains what the :g command does. – Tim Swast Aug 15 '11 at 19:03 4 ...
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is there a css hack for safari only NOT chrome?

...3 (early 2020 Update) * PLEASE PLEASE -- If you are having trouble, and really want to get help or help others by posting a comment about it, Post Your Browser and Device (MacBook/IPad/etc... with both browser and OS version numbers!) Claiming none of these work is not accurate (and actually not ev...
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Is there a simple way to convert C++ enum to string?

... +1, GCCXML looks very nice! (Although I almost -1ed as I initially misread this as a suggestion to use the above verbose XML syntax to encode your enum -- a solution which reeks of overengineering!) – j_random_hacker Mar 12 '09 at 9:46 ...
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Are there conventions on how to name resources?

... and colors I use in those layouts. However, I do try generalizing. e.g if all buttons have a common textColor, I won't prefix the name with the layout. The resource name would be 'button_textColor'. If all textColors are using the same the resource it will be named 'textColor'. For Styles, this is ...
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What is an 'endpoint' in Flask?

...erkzeug library) is to map URL paths to some logic that you will run (typically, the "view function"). Your basic view is defined like this: @app.route('/greeting/<name>') def give_greeting(name): return 'Hello, {0}!'.format(name) Note that the function you referred to (add_url_rule) ac...
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How to send an email with Gmail as provider using Python?

...smtp.gmail.com:587') server.ehlo() server.starttls() Also you should really create From:, To: and Subject: message headers, separated from the message body by a blank line and use CRLF as EOL markers. E.g. msg = "\r\n".join([ "From: user_me@gmail.com", "To: user_you@gmail.com", "Subject:...