ThomasIsCoding

ThomasIsCoding has asked 21 questions and find answers to 466 problems.

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ThomasIsCoding questions

Any concise way of using `regex` to reverse a string, e.g., with `gsub` in R? (looking for workarounds)
construct block matrix consisting of different powers of basis matrices
(Speed Challenge) Any faster way to compute distance matrix in terms of generic Hamming distance?
Any more concise `data.table` way to unnest a nested column in data.table?
With dplyr, how to update two twisted columns in parallel, rather than an iterative manner?
Efficiently enumerate all possible matrices with given constraints
Simpler code to create a cell array of char type with the same prefix + sequential indices?
any efficient way to spread the list names to its inside vectors?
How to efficiently divide pairs into clusters such that each cluster contains all entries of a given set
Backtracking: List all possible matrices with row and column sum constraints

ThomasIsCoding answers

Filling NAs with a monthly sequence
Why raising a vector of negative values to a fractional power gives NaN [duplicate]
Finding the maximum square sub-matrix with all equal elements
Sorting vectors into matrices(9 x 3)
How to separate the units in column name into another column in R
Rank values without skipping a rank for values after duplicates [duplicate]
Appending some stings inside a list in R
Faster way to implement sapply()
Generate random numbers in R
Calculate transition probabilities