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How do I check which version of NumPy I'm using?
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Order data frame rows according to vector with specific order
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Try match:
df <- data.frame(name=letters[1:4], value=c(rep(TRUE, 2), rep(FALSE, 2)))
target <- c("b", "c", "a", "d")
df[match(target, df$name),]
name value
2 b TRUE
3 c FALSE
1 a TRUE
4 d FALSE
It will work as long as your target contains exact...
How to generate a range of numbers between two numbers?
I have two numbers as input from the user, like for example 1000 and 1050 .
28 Answers
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SQL Server 2008 Windows Auth Login Error: The login is from an untrusted domain
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Multiple levels of 'collection.defaultdict' in Python
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edited Sep 12 '19 at 19:45
StevenWernerCS
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answered ...
Eclipse error: 'Failed to create the Java Virtual Machine'
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Convert a String representation of a Dictionary to a dictionary?
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Starting in Python 2.6 you can use the built-in ast.literal_eval:
>>> import ast
&g...
ORA-12514 TNS:listener does not currently know of service requested in connect descriptor
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I had this issue and the fix was to make sure in tnsnames.ora the SERVICE_NAME is a valid servi...
Why does the C# compiler go mad on this nested LINQ query?
... machine) and very long time to compile (actually I get IO exception after 10 minutes).
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Track all remote git branches as local branches
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