jhnc

jhnc has asked 3 questions and find answers to 27 problems.

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"respondeo etsi mutabor" –Rosenstock-Huessy

⏵ brompton cyclist & ballroom dancer
⏸ unix sysadmin (recovered)
⏺ ❴ adminspotting ❙ findimagedupes ❵

jhnc questions

how do I prevent github hijacking my browser back button?
most efficient way to join array with separators in awk
why is Perl File::Map so slow compared to File::Slurp?

jhnc answers

VAR=$(< file) vs read VAR < file
Regex to prevent certain ranges
How to remove the extra space between two cut commands?
sed permission denied on temporary file
How to find a chunk of string that starts with $PATTERN and ends with $LINEBREAK
grep: character class syntax is [[:space:]], not [:space:]
Determining NR within BEGIN section of awk script
Bash. Return two function levels (two nested calls)
Characterise Awk regex engine
sed does not what I expect it to do