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Math.random() versus Random.nextInt(int)
...1, 2, 3, 4, 5), each bucket corresponding to ranges encompassing either 1501199875790165 or 1501199875790166 of the possible values (as 6 is not a disvisor of 2^53). This means that for a sufficient number of dice rolls (or a die with a sufficiently large number of sides), the die will show itself t...
Only read selected columns
...g","Sep","Oct","Nov","Dec"))
dat <- fread("data.txt", drop = c(8:13))
All result in:
> data
Year Jan Feb Mar Apr May Jun
1 2009 -41 -27 -25 -31 -31 -39
2 2010 -41 -27 -25 -31 -31 -39
3 2011 -21 -27 -2 -6 -10 -32
UPDATE: When you don't want fread to return a data.table, use the data.ta...
Must qualify the allocation with an enclosing instance of type GeoLocation
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user1528582user1528582
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Standardize data columns in R
I have a dataset called spam which contains 58 columns and approximately 3500 rows of data related to spam messages.
15 ...
What is an ORM, how does it work, and how should I use one? [closed]
... case with a pseudo language:
You have a book class, you want to retrieve all the books of which the author is "Linus". Manually, you would do something like that:
book_list = new List();
sql = "SELECT book FROM library WHERE author = 'Linus'";
data = query(sql); // I over simplify ...
while (row ...
How do you set the startup page for debugging in an ASP.NET MVC application?
...gus URL :D
– P.Brian.Mackey
Oct 20 '11 at 18:17
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Best way of invoking getter by reflection
...sfussenegger
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What is the difference between Class and Klass in ruby?
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edited Apr 28 '11 at 19:10
John Lemp
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How do I convert a hexadecimal color to rgba with the Less compiler?
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Ronald PauffertRonald Pauffert
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How do I check for a network connection?
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edited Aug 27 '11 at 3:51
answered Feb 6 '09 at 13:53
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