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Setup RSpec to test a gem (not Rails)

...pretty easy with the added generator of rspec-rails to setup RSpec for testing a Rails application. But how about adding RSpec for testing a gem in development? I am not using jeweler or such tools. I just used Bundler ( bundle gem my_gem ) to setup the structure for the new gem and edit the *.gemsp...
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Sorting a list using Lambda/Linq to objects

I have the name of the "sort by property" in a string. I will need to use Lambda/Linq to sort the list of objects. 12 Answe...
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Google Guava isNullOrEmpty for collections

I see that Guava has isNullOrEmpty utility method for Strings 7 Answers 7 ...
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Create folder with batch but only if it doesn't already exist

Can anybody tell me how to do the following in in a Windows batch script? ( *.bat ): 9 Answers ...
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invalid_grant trying to get oAuth token from google

I keep getting an invalid_grant error on trying to get an oAuth token from Google to connect to their contacts api. All the information is correct and I have tripple checked this so kind of stumped. ...
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Does JavaScript have “Short-circuit” evaluation?

...like to know if JavaScript has "short-circuit" evaluation like && Operator in C#. If not, I would like to know if there is a workaround that makes sense to adopt. ...
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List of Big-O for PHP functions

After using PHP for a while now, I've noticed that not all built-in PHP functions are as fast as expected. Consider these two possible implementations of a function that finds if a number is prime using a cached array of primes. ...
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Rails 4 Authenticity Token

I was working on a new Rails 4 app (on Ruby 2.0.0-p0) when I ran into some authenticity token problems. 13 Answers ...
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Running multiple commands with xargs

In the example above, xargs takes echo % as the command argument. But in some cases, I need multiple commands to process the argument instead of one. For example: ...
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git push to specific branch

Even after reading this question: git-push-current-branch , I am still having difficulty figuring out how I should write my git push command. As mentioned in the question link, it's not clear from the documentation. ...