• The time complexity of the algorithm specifies that the total tie taken to run the complete program or the algorithm. The Time Complexity is generally expressed in Big-O notations.

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  • Any tutorial and book will teach you there are two sets of similar operators in Ruby: &&/|| vsand/or (and also &/| for bit operations, but that’s not the case today). But typical tutorial will not provide further explanation why we need both of those pairs.

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  • So here we are right in the down period between Christmas and the start of the New Year. Few big releases or new developments come out at this time of the year, so it's a good time to either enjoy time offline or.. to get reading some insightful articles we wouldn't normally have time for! Luckily a few Rubyists have been busy spending the end of December putting together some rather good articles.. so get reading:

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  • Diamondback Ruby (DRuby) is an extension to Ruby that aims to bring the benefits of static typing to Ruby without compromising the expressiveness of the language. 

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  • Bundler 1.13 is out! It’s been a steady stream of improvements over the last four months, and we’re shipping some new features, some improved features, and some experimental features. Now that we’ve shipped all of these changes, we’re starting to work at full speed on the upcoming 1.14 and 2.0 releases.

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