ThomasIsCoding

ThomasIsCoding has asked 20 questions and find answers to 413 problems.

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ThomasIsCoding questions

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
How to make a `functools.reduce` implementation that looks similarly as `Reduce` in R?

ThomasIsCoding answers

All Possible Pairs between Two Vectors in R Without Replacement
Match all elements with punctuation mark except asterisk in r [duplicate]
Is there a way to self reference a data.table in i
R: how to split strings into three columns using tidyr
Check if a value among a list exist in multiple column R data.table
How do I generate a new column using a conditional which evaluates values against a vector?
Randomly assign the value of a variable within a group
If value is equal to NA, then estimate based on share in R
What is the equivalent of `unstack()` in data.table?
Does igraph has "has_path" function?