Thank you very much for your response. I have worked on unix/linux systems before developing shell/awk programs and have a basic idea of hardware in computers/servers.
Now my second question is, how do I develop a small kernel from scratch by myself. Very simple one initially for Arduino Uno. Is it possible? Deepak "The greatness of a nation can be judged by the way its animals are treated - Mahatma Gandhi" +91 73500 12833 deic...@gmail.com Facebook: https://www.facebook.com/deicool LinkedIn: www.linkedin.com/in/deicool "Plant a Tree, Go Green" Make In India : http://www.makeinindia.com/home On Tue, May 16, 2023 at 5:54 PM Valdis Klētnieks <valdis.kletni...@vt.edu> wrote: > On Tue, 16 May 2023 12:42:19 +0530, Deepak Goel said: > > I want to learn more about Linux. > > Step 0: > > Learn what a kernel is, and what userspace is. > > Figure out if you are trying to learn how to use/administer a Linux-based > system, or how to write user programs that run on Linux-based computers, or > learn about the Linux kernel itself. > > This may or may not be helpful, depending what you are trying to do: > > https://lists.kernelnewbies.org/pipermail/kernelnewbies/2017-April/017765.html > > > Is there a complete list of programs in Linux OS? > > No. And if there *was*, it wouldn't be very helpful. > > That's because Linux is used on everything from smart watches, to every > Android-based device on the planet, to supercomputers, to the largest web > services on the planet. And what gets installed on any given Linux based > system depends on what the designer and/or user wants included. > > Google *alone* has several billion (yes, with a 'b') lines of code that > make up > the programs that do all the magic for Google search, Gmail, Youtube, and > all > their other services. And the last I heard, Google isn't sharing all those > programs with the world. > > Then there's everything from genealogy programs, to programs that will > handle > the raw binary format images produced by Nikon cameras, to information > security > related software, to planetarium simulators, to text-to-speech software, to > database servers, to totally niche things like the 'nmh' email software, > which > probably has less than 100 users worldwide these days. And that's just > what's > on my laptop. > > The end result is that as I write this, the Fedora Rawhide distribution of > Linux includes around 25,000 available packages to install, many of which > include multiple programs. That doesn't include programs available from > third party sites. And not all packages can be usefully installed on all > systems - the > programs for a Linux-based smart watch won't do anything useful on your > desktop, > while the desktop programs won't even *fit* in that smart watch. > > > And what do they do? > See above. >
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