copy and paste this google map to your website or blog!
Press copy button and paste into your blog or website.
(Please switch to 'HTML' mode when posting into your blog. Examples: WordPress Example, Blogger Example)
shell - Difference between sh and Bash - Stack Overflow Shell - "Shell" is a program, which facilitates the interaction between the user and the operating system (kernel) There are many shell implementations available, like sh, Bash, C shell, Z shell, etc
shell - How to concatenate string variables in Bash - Stack Overflow 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
How to set environment variables from . env file - Stack Overflow 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?
What is the purpose of in a shell command? - Stack Overflow 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
shell - How can I compare numbers in Bash? - Stack Overflow 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)
shell - How do I split a string on a delimiter in Bash? - Stack Overflow Split string based on delimiter in shell If you can't use bash, or if you want to write something that can be used in many different shells, you often can't use bashisms -- and this includes the arrays we've been using in the solutions above