Tag Archives: r

Big Data Introduction

Happy Holidays! For the next few posts, I will be talking about using some tools/tricks on big data. I think that the term 'big data' gets thrown around a bit much these days. The more common definition of big data … Continue reading

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Separating Blocks of Numbers in Columns of Data

More and more I'm using the 'apply' functions in R (apply, mapply, sapply, lappy,...). The help functions on these are hard to decipher. Not till I read a post by Neil Saunders, did I really start using them instead of … Continue reading

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Prime Time Calculation

Number theory has always interested me, specifically irrational numbers and prime numbers.   I was messing around with functions in R and came up with a very neat ‘one line’ function in R that checks if a number is prime.  See … Continue reading

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Quick Data Tip in R and Excel

Last week, a colleague showed me a trick in excel.  And it really bugs me when you can do something in excel that R can not do easily.  So I gave it some thought and came up with a solution.  … Continue reading

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