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ThomasIsCoding

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1498.73 (3,826,018th) 		Reputation
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Title Δ
Add element to the front of a vector, without knowing if it is a ro... -0.58
create a Vandermonde matrix in R -1.08
How to construct a spiral matrix in R? 0.00
How to combine strings line by line into a single vector in R? 0.00
How to find the number of times a group of a specific value is pres... +0.27
What is the solution of the following optimization problem? 0.00
Checking if coordinate points fall on a line +0.51
Initialize a matrix with condition -1.50
Split a large matrix every N columns? +0.68
How to select CONSECUTIVE rows of a dataframe `df1` which values ma... -0.29
Struggling to get convergence to Euler's number +2.54
Matlab: How to get the Nth element in fibonacci sequence recursivel... 0.00
solved - Find column wise max elements from a matrix subject to max... 0.00
Matlab: How to write a function that gets an integer n and always r... 0.00
How to transpose a data set into a particular way in R -0.09
Merge and replace the values in a dataframe by the values from anot... -1.59
Subtracting multiple columns in R +0.07
Matlab to R conversion 0.00
R: How to multiply a factor of numbers by a constant 0.00
R - dataframe with sequence from another dataframe +0.09
How to merge two dataframes with same column name but may have same... -0.21
Create a new dataframe with the all possible combinations +0.46
Combination of reshaping and aggregating a data.frame +2.79
Undefined function 'equation' for input arguments of type &... -0.43
Faster ways of creating matrices in R +1.17
How to pass the length of each element in an R vector to the substr... -0.41
Find intersections of a general vector with zeros MATLAB +0.34
Proportion Frequency Table with multiple Binary Data +1.35
R find overlap between strings in columns of two dataframes -0.33
Split strings in R column and get max of split string +0.33
Aggregating using function diff with non-sequential rows -1.51
How to replace NAs with the average of the nearest two values -0.86
Can someone explain what they are doing at the sum part of this que... +0.33
R Conditional IfElse With Random Values -0.63
Finding group with distinct (non-overlapping) elements -0.90
R - Simulating data with loop -1.52
How to obtain the maximum value for each different unique row? 0.00
How to reduce a data frame into single row with vectors +0.42
Add a row to all tables inside a cell (MATLAB) 0.00
Fastest way to convert a matrix to a data.table +0.56
Colums to rows based on unique ID +0.57
How to combine a list of data.frames when all columns are unique? 0.00
Generate a vector of sequence greater than 1 but less than n in r +2.85
Create Spiral Matrix Matlab -0.52
Matlab define a function +0.54
For Loop with If/If Else statement with simple math functions need... +2.14
How can I use a list of integers as the input to a function of one... 0.00
Matlab: Unique Matrix Generation from Concatenation? -0.62
Cross joining for the computation of a new variable +0.11
Calculating combinations of column names without duplicates using c... +0.64