sds

sds has asked 95 questions and find answers to 213 problems.

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sds questions

Compute correlation of two DataFrames columnwise
Python zip magic for classes instead of tuples
value join is not a member of org.apache.spark.rdd.RDD
Count valid integers in a column of strings
How do I write a method which would work on both lists and arrays?
Convert a list of tuples with repeated keys to a dictionary of lists
pylint: Class 'message' has no 'startswith' member
Why are my data.frame columns lists?
Plot histograms as lines
Order or filtering vs processing

sds answers

Is defun or setf preferred for creating function definitions in common lisp and why?
Collecting the time and space results produced by `time` macro?
"value returned is unused" warning when byte-compiling a macro
how to write a common lisp function that returns multiple values
Extracting a regex match in common lisp
Is there any difference between the "for" and "as" keywords in the loop macro?
How to wrap and execute a lisp s-expression by another s-expression?
Emacs lisp evaluate variable in alist
how to return function in elisp
macro expansion: to quote the body forms or not?