WebDec 22, 2016 · It is not a regex, but it is a pattern match. It sets dir to the name of the script, which is $0, but without the last slash and any non-slash after it, if there is a slash in $0. If there is no slash in $0, dir gets a copy of $0 unchanged. See "Parameter Expansion" in the Bash Hackers Wiki. Share. Improve this answer. WebApr 13, 2024 · The company has a market cap of $213.93 billion, a P/E ratio of 5.37, a PEG ratio of 0.69 and a beta of 0.64. Shell plc has a twelve month low of $44.90 and a twelve month high of $62.75.
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WebChris Rosser Senior Solution Architect at CGI / Top 1% LinkedIn Group Owner / LinkedIn Groups Board Advisor WebDec 22, 2024 · Used to reference the name of the current shell or current shell script. so … mystery rhyming
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WebShell is a global energy company with around 87,000 employees in more than 70 countries. ... Loaded: 0%. Play Back to start. Stream Type LIVE. Current Time / Duration . 1x. Playback Rate. Show ... WebParameter $0 is set from argument zero when the shell is invoked. The character $ is used to introduce substitutable parameters. Tag Description ${parameter} The shell reads all the characters from ${to the matching } as part of the same word even if it contains braces or metacharacters. WebDec 6, 2014 · 1 Answer. This cuts of all the preceding path elements, just as basename $0 would do. The ## tries to find the longest matching expansion of the prefix pattern: $ {parameter##word} Remove matching prefix pattern. The word is expanded to produce a pattern just as in pathname expansion. If the pattern matches the beginning of the value … mystery reviews