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Fravadona has asked 20 questions and find answers to 21 problems.

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Fravadona questions

Globbing/Wildcard problem with PowerShell `-Path` cmdlets
Do we really have to copy the whole array to make it an element of an other array with GNU awk?
Saving $! (process ID of last background command) as an array element
Bash function: Is there a way to check if a variable was defined locally?
AWK equivalent to `read -r _ _ remainder`
decoding base64 encoded text with POSIX awk
Unescape C-like strings from GetText with perl
How to revert N choose 2 combinations?
Getting the total count of IDs from a comma delimited list of IDs that can contain ranges with awk
Characterise Awk regex engine

Fravadona answers

Globbing/Wildcard problem with PowerShell `-Path` cmdlets
How to wait the creation of a file and listen to its content till timeout in shell
Multiline output to single line concatenation with delimiter string
Saving $! (process ID of last background command) as an array element
How to outer-join two CSV files, using shell script?
Is there any benefit of executing "| xargs" without any arguments?
What is the correct onliner for a column filter expression using Perl?
Unescape C-like strings from GetText with perl
How to efficiently split file into arbitrary byteranges in ruby
How to filter values in a date range when the exact timestamps are not entered in the log