Pie Rate In Inr is the PID of the most recent background command 0 is the name of the shell or shell script Most of the above can be found under Special Parameters in the Bash Reference Manual Here are all the environment variables set by the shell For a comprehensive index please see the Reference Manual Variable Index
command is command substitution As you seem to understand it runs the command captures its output and inserts that into the command line that contains the e g ls ld date B txt rwxr xr x 1 Noob Noob 867 Jul 2 11 09 July txt parameter is parameter substitution A lot of information can be found in the shell s man page bash 1 under the Shell equality operators eq Asked 11 years 8 months ago Modified 3 years 2 months ago Viewed 636k times
Pie Rate In Inr
Pie Rate In Inr
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A bashism is a shell feature which is only supported in bash and certain other more advanced shells It will not work under busybox sh or dash which is bin sh on a lot of distros or certain other shells like the bin sh provided on FreeBSD 117 Let s say I have env file contains lines like below USERNAME ABC PASSWORD PASS Unlike the normal ones have export prefix so I cannot source the file directly What s the easiest way to create a shell script that loads content from env file and set them as environment variables
180 command line what is the purpose of In shell when you see command one command two the intent is to execute the command that follows the only if the first command is successful This is idiomatic of Posix shells and not only found in Bash It intends to prevent the running of the second process if the first fails BTW in bash a semi colon is a statement separator not a statement terminator which is a new line So if you only have one statement on a line then the at end of line are superfluous Not doing any harm just a waste of keystrokes unless you enjoy typing semi colons
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is the PID of the most recent background command 0 is the name of the shell or shell script Most of the above can be found under Special Parameters in the Bash Reference Manual Here are all the environment variables set by the shell For a comprehensive index please see the Reference Manual Variable Index

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command is command substitution As you seem to understand it runs the command captures its output and inserts that into the command line that contains the e g ls ld date B txt rwxr xr x 1 Noob Noob 867 Jul 2 11 09 July txt parameter is parameter substitution A lot of information can be found in the shell s man page bash 1 under the

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What Letters Would You Use To Write The Number 53 In Roman Numerals

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Pie Rate In Inr - 117 Let s say I have env file contains lines like below USERNAME ABC PASSWORD PASS Unlike the normal ones have export prefix so I cannot source the file directly What s the easiest way to create a shell script that loads content from env file and set them as environment variables