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Extract a substring from a string in Ruby using a regular expression
How can I extract a substring from within a string in Ruby?
5 Answers
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Determine if an element has a CSS class with jQuery
I'm working with jQuery and looking to see if there is an easy way to determine if the element has a specific CSS class associated with it.
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How to use multiple arguments for awk with a shebang (i.e. #!)?
I'd like to execute an gawk script with --re-interval using a shebang. The "naive" approach of
10 Answers
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Get index of array element faster than O(n)
Given I have a HUGE array, and a value from it. I want to get index of the value in array. Is there any other way, rather then call Array#index to get it? The problem comes from the need of keeping really huge array and calling Array#index enormous amount of times.
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Setup a Git server with msysgit on Windows [closed]
My friends and I are trying to setup Git for Windows using the tutorial Git Server: Gitosis and Cygwin on Windows , but we just keep running into problems.
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How can I remove specific rules from iptables?
I am hosting special HTTP and HTTPS services on the ports 8006 and 8007 respectively. I use iptables to "activate" the server; i.e. to route the incoming HTTP and HTTPS ports:
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No output to console from a WPF application?
I'm using Console.WriteLine() from a very simple WPF test application, but when I execute the application from the command line, I'm seeing nothing being written to the console. Does anyone know what might be going on here?
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PostgreSQL return result set as JSON array?
I would like to have PostgreSQL return the result of a query as one JSON array. Given
2 Answers
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Changing navigation title programmatically
I have a navigation bar with a title.
When I double click the text to rename it, it actually says it's a navigation item, so it might be that.
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How to round up to the nearest 10 (or 100 or X)?
I am writing a function to plot data. I would like to specify a nice round number for the y-axis max that is greater than the max of the dataset.
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