what does [-4:] means in python?
2622
Understanding slice notation
101523
Why is using `<<-` frowned upon and how can I avoid it?
42536
What does asterisk * mean in Python?
147445
What does dash "-" at the end of a command mean?
62119
What is the -> (stab) operator in Ruby?
18451
Why does "$(( ~33 ))" produce -34?
46974
What's the meaning of a number after a backslash in a regular expression?
113406
How does the right-shift operator work in a python print statement?
89546
Where is the `--` (double dash) argument documented?
50705
What is ->() { } in Ruby?
146668
What does square bracket [] mean in the below code?
106795
What is the use of the := syntax?
126217
What's the purpose of the + (pos) unary operator in Python?
132514
List assignment with [:]
21903
What is the difference between [0-9]+ and [0-9]++?
17532
Why does Simplify[b-a] give -a+b and not b-a?
98456
n & (n-1) what does this expression do?