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Functional Programming Principles in Scala
Just finished this excellent course at Coursera.org and got with distinction. Highly recommended to all who is interesting in Scala. Personally, I’m going to investigate Scala + Akka + Play! mixture.
View ArticleSome ruby fun with arrays
Find missed digits in array if all digits must be sorted and digits must be n, n+1, n+2, etc Ruby a = [1,2,3,5,6,7,9,10,11] a.each_cons(2).to_a.select {|(x,y)| y-x != 1 }.map {|(x, y)| x+1 } #=> [4,...
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Stat2.1x Introduction to Statistics: Descriptive Statistics
Another excellent course have been done. This time it was at edX.org. It was really fun and I’m going to continue this course to Stat2.2x and so on.
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One more course from Edx.org – Software as a Service
Quite good course related to development process and skills in Ruby on Rails. Recomended.
View ArticleВывод чисел с разделителями
n = 10000.to_s #1 p n.reverse.scan(/(\d{1,3})/).join(',').reverse #2 работает как для целых, так и для чисел с запятой p n.reverse.gsub(/(\d\d\d)(?=\d)(?!\d*\.)/,'\1,').reverse #3 p...
View ArticleAirBnB Technology Stack
I found this list of technology components used by AirBnB interesting. Just to remember all of them… Rails Framework MySQL Database Hadoop Analytics Redis Key/Value Store CoffeeScript Client Language...
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Welcome to NoSQL
Haven’t had any expirience with NoSQL before this course. Now I have. Thanks to people from 10gen. Excellent course, highly recommended.
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MongoDB DBA
Finished this course M102: MongoDB for DBAs Enoyed a lot. Looking forward for more (real) use cases course.
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Open Hasso Plattner Institut Course
Finished course at OpenHPI — In-Memory Data Management 2013 Enoyed it a lot. Recomended.
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Business Process Modeling and Analysis course
… at Open Hasso Plattner Institut successfully finished. Found it quite interesting. Last course for this year. So, welcome New Year and new courses
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