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jian
  • Member for 2 years, 7 months
  • Last seen this week
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Top posts
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10
How does "cat << EOF | grep" work in bash?
Dec 31, 2021
6
what does ${pasteargs// /- } parameter expansion mean?
Dec 23, 2021
3
awk NR%2{}1 meaning
Jan 10, 2022
3
How do I add a line of text to the middle of a file using awk?
Jan 14, 2022
3
Recursively perform an operation on all files in a directory and its subdirectories
Nov 8, 2022
2
config find command to exclude certain directory
Jan 5, 2022
2
awk-to-print-all-columns-from-the-nth-to-the-last
Jan 8, 2022
2
show only next line after the matched one with sed
Jan 9, 2022
1
gcc nonexist directory: /usr/lib/gcc/x86_64-linux-gnu/11/../../../../x86_64-linux-gnu/include
Jan 16, 2023
1
sort by column not working as expected
Jan 10, 2022
Top network posts
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23
PostgreSQL - set a default cell value according to another cell value
17
How can I compare numbers in Bash?
15
List all sequences in a Postgres db 8.1 with SQL
14
Where are the postgres logs?
12
Group query results by month and year in postgresql