This content originally appeared on DEV Community and was authored by mahir dasare
Upstream in Linux distributions:
- Fedora
- openSUSE
- OpenShift
Downstream in Linux distributions:
- Red Hat
- ORACLE
- SUSE
Upstream:
In open-source software development, "upstream" refers to the original source or the primary development branch of a project. It's where the original developers and maintainers work on the source code.
Downstream:
Downstream refers to the projects or distributions that take code from the upstream sources, possibly modify it, and then distribute it to end users.
Why linux based OS?
- Open Source
- Security
- Customization
- Lightweight
- Performance
- Flexibility
- Wide variety of distributions
- Community support
- Live CD / USB images available
- Impressive GUI with powerful CLI
- Well documented
Linux Basic Commands
whoami: Print the user name associated with the current effective user
syntax: whoami
pwd: print the current path of the working directory
Syntax: pwd
ls: List information about the file
syntax : ls.. [file path].. Example: ls -l, ls -a, ls -larth, ls -ld
echo: Display message on screen, write each given STRING to standard output
syntax: echo [option] [string]
Examples :
echo "Hello World"
echo -e "Hello \nWorld"
echo -e "Hello \tWorld"
Options : -e : Enable interpretation of the blacklash-escaped characters in each string
- \n: new line
- \t: horizontal tab
- \v: vertical tab
This content originally appeared on DEV Community and was authored by mahir dasare
mahir dasare | Sciencx (2024-06-26T03:04:24+00:00) Understanding Upstream and Downstream: A Simple Guide. Retrieved from https://www.scien.cx/2024/06/26/understanding-upstream-and-downstream-a-simple-guide/
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