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Weijun Zhou's user avatar
Weijun Zhou's user avatar
Weijun Zhou's user avatar
Weijun Zhou
  • Member for 6 years, 10 months
  • Last seen this week
  • Hong Kong
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About

I am a physical theologist that uses Linux all the time.

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Top posts
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answer
40
Best way to cancel all the SLURM jobs from shell command output
Jan 16, 2018
question
29
What is the difference between `a[bc]d` (square brackets) and `a{b,c}d` (braces)?
Apr 27, 2019
question
18
What are some cases that the number of spaces do matter in bash (or other shell) scripts
Dec 29, 2017
question
16
How are double quotation marks in bash matched (paired)?
Feb 4, 2018
question
13
Why are spaces not needed around some string comparison operators in conditional expressions in bash?
Apr 1, 2023
question
11
Perform sed operations on given line numbers
Jan 15, 2018
answer
11
Sed command to print out every 1st and 14th line of a file every 46 lines
Jan 15, 2018
answer
10
How do I compare numbers in bash?
Jan 30, 2018
question
9
Where are the commands available in the man page window documented, and are these commands system-dependent?
Dec 7, 2017
answer
9
Process substitution and pipe
Apr 24, 2019
Top Meta posts
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17
Is it deemed decent practice to post a comment on someone's answer to invite him/her to answer my own question?
Top network posts
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37
Linux memcpy restrict keyword syntax
35
Halting Problem for Simplified Hexagony
24
Solve Hitori Puzzles
22
Integer Linear Programming
21
Fizz Buzz with unique characters in columns