Linux Classes
Linux Training
* Linux Classes *

LINUX CLASSES - INTRODUCTION

Free Linux Training

This website is a free course for learning Linux, a version of Unix that runs on ordinary personal computers. I created it for people who want to learn the basics of using Linux, and thereby Unix, without getting bogged down in too much detail or technobabble. (See Doctor Bob's bio to learn more about the author.)


Oddly enough, most computer info seems to be written for people who already understand the topic. I think you'll find this site is different...

To be sure, there are a lot of Linux websites, but you'll find this Linux course unique because the lessons are short and to the point. This site has been carefully crafted and edited so that both the novice and the more experienced computer user will get what they want -- the know-how to use Linux effectively.

Because Unix is the foundation for much of the Internet, many people are using or encountering it nowadays. As the Internet grows, Unix will become more popular, creating an array of new opportunities. If you're simply curious, looking to gain new job skills, or thinking about Linux as a low-cost platform for operating your own Internet server, this website is for you.

You'll find plain-English information here about using Linux on a personal computer or on a shell account provided by your Internet Service Provider. After a brief history and overview of Linux, you'll find a concise and occasionally light-hearted treatment of these topics:

Next Lesson: Who is Doctor Bob?

[ LINUX CLASSES INDEX ]

Comments (most recent first)

nishita     (31 Aug 2010, 01:56)
want to learn linux ..how to use linux operating system
dzwonki     (29 Aug 2010, 06:26)
I find myself coming to your blog more and more often to the point where my visits are almost daily now!
afjal     (28 Aug 2010, 03:20)
how to configure a internate connection?
Charles     (27 Aug 2010, 17:56)
Joshua / The rule is if it works DON'T UPGRADE IT! without a hard drive backup...
gry online     (27 Aug 2010, 06:27)
Very informative post. Thanks for taking the time to share your view with us.
noni     (24 Aug 2010, 12:38)
You certainly deserve a round of applause for your post and more specifically, your blog in general. Very high quality material
Thangavel     (23 Aug 2010, 07:27)
I need network related linux comments and how to work in real life
Joshua     (09 Aug 2010, 06:43)
Thanks Blackhatlinux, I tried both without any positive result. My sound card story is more weird : Insert a music CD, Rhythmbox opens and reads CD and each track! Click on "play" and it starts playing - I can see play-button moving to the right - but the speakers remain silent at full blast! A reboot to Windows confirms my speakers and soundcard are in good order. Windows reads soundcard as Via Vynil AC'97. Ubuntu as Via 8237. As you can see my hardware is not ancient nor brand-new. I'm a Linux newbie and as far as I can see I cannot load any other driver. Out of desperation I jumped onto Launchpad where I got a 1000V shock - there are thousands of Ubuntu users with problems! When I got to question no 1200 without a similar problem I gave up. Who are these guys that tell us that "Ubuntu just works." Rubbish!
gabe     (04 Aug 2010, 23:37)
hey i would like to see some tutorial to make ur own email server or hosting.
some step by step will be great
Guni     (03 Aug 2010, 03:15)
Nice place for a newbie and one can get a lot of the lowfat..........
BlackHatLinux     (02 Aug 2010, 05:26)
@joshua: that's weird, ubuntu problems are usually around antiques printers & video adapters. have you checked the printer driver section in System -> Administration -> Printing -> Add? i saw two drivers there for your LJ 1005 (recommended & proprietry). have you tried both of them? there are devices that will work only with proprietry drivers. and you need to download additional plugins for it.
Joshua Visser     (31 Jul 2010, 01:32)
Thanks for Lowfat - best on the web. But you dont handle installation problems. Where can I find it ? I have just installed Ubuntu 10.04. Duel-boot system. My printer (HP Laserjet 1005) and sound card dont function although 10.04 read them clearly - confirms test print has been done with no reaction from printer etc. When I reboot to Windows both function normal. Please help
Bob Rankin     (29 Jul 2010, 08:28)
Wow, I can't believe that "tahitian noni juice" actually came to MY blog and left a comment! :-)
tahitian noni juice     (28 Jul 2010, 21:29)
You certainly deserve a round of applause for your post and more specifically, your blog in general. Very high quality material
Marlon     (28 Jul 2010, 12:19)
Great site!
vemmaat     (26 Jul 2010, 08:24)
I just sent this post to a bunch of my friends as I agree with most of what you’re saying here and the way you’ve presented it is awesome.
Lance     (22 Jul 2010, 19:02)
Hi, I have linux running on another machine and I am impressed by it, however, this site is just what I need to get into it more, especially those commands..have the site bookmarked now. thanks for this....
vemmasf     (21 Jul 2010, 00:25)
Thank You For This Post, was added to my bookmarks.
Bob Rankin     (20 Jul 2010, 07:10)
@suresh - And I want a pony! Well, just a metaphorical pony, actually. But if you have an Audi TT Coupe laying around, I'll take one of those.
suresh     (18 Jul 2010, 23:23)
I want basic linux comments and how install new softwares in linux..
vivien oribhabor     (15 Jul 2010, 14:44)
hello linux bob,
I enjoyed every bit of your site it was well simplifed, inspiring, teachable, knowledgeable and so on and so forth, U are wonderful how did u get so vast in linux, i know it must be God at work, i Appreciate u always keep the good work.Pls i do i become guru in linux like u waht ate the tricks. reply

DBA Vivien
wahin1     (10 Jul 2010, 07:23)
day 1 of my first class here at lowfatlinux.

I wish to complete my entire class on linux right here.
derekthedomino     (02 Jul 2010, 20:00)
Great comments... SEND ME A COMPLETE TUTORIAL! HA HA. Sense of humour is a must when dealing with linux, the learning curve can be steep and you will at times want to throw the laptop out the window. DON'T. Set up dual boot as soon as you can, you will brick one or two systems when learning, and ensure all your personal info is backed up on a separate drive. At least you'll then be able to get online for a fix, also burn a puppy linux cd just in case you ruin GRUB or whatever you boot from. The only way to learn is the hard way, learn from your own mistakes.
Ramesh Prajapati     (02 Jul 2010, 05:19)
i would be really greatful to you sir if u can provide me a tutorial of linux starting from installation and commands. since i am the beginners and willing to be professional in linux operating system
Kefas     (01 Jul 2010, 21:01)
Awesome website!! Bookmarked! Thanks a lot!

It's really strange why these people are asking for tutorials to be sent. Isn't this whole website full of them?? Great ones too! I think that maybe what these people are really asking is "Is there any way I can learn about Linux without any effort??" Be grateful!
KK     (24 Jun 2010, 04:09)
@BOb

Bob Rankin (05 Mar 2010, 09:35)
The most important command in Linux is:

rm -rf

Exercise this power with caution!

---- use of that command?
adam greenwood     (16 Jun 2010, 12:42)
Hi,I'm in my mid forties and desperately trying to forge a new life and career.I"m unemployed and have been for some years,i purcased a laptop with the absolute intention of using this to access employment opportunties, i want to learn as much as i can, to gain knowledge and experience.
Any assistance of where to start as a begineer to forge ahead would be most grateful.

Regards;

adam
Sara Vishnucaughter     (16 Jun 2010, 11:21)
@Bob. Thanks for the insightful advice. it has helped me get the job!!!
Bob Rankin     (16 Jun 2010, 06:22)
@Sara - Hmmm, get a new keyboard? I've never heard of a problem where Linux was incompatible with a keyboard.
Sara Vishnucaughter     (15 Jun 2010, 11:21)
I read you're sight over and over for a new job I can get. but my linux canot and will not read my keyboard! any suggestions?!
shlomi     (10 Jun 2010, 00:32)
hey bob im from israel studied to be A RED HAT SYSADMIN, STILL CANT FIND A JOB, BUT WHAT I DID FIND IS YOUR WEBSITE IT IS THE MOST AMAZING ONE YET ,,EVERY TUTORIAL IS SO PLAIN AND TO THE POINT ..
KEEP ON THE GOOD WORK ,EVERY TIME I VISIT I LEARN SOMETHING NEW
UMESHAN     (09 Jun 2010, 05:41)
Is linux supports MsSQL server ?
Bob Rankin     (08 Jun 2010, 08:15)
@Mercy - Close your eyes... click your heels together three times... and say "There's no operating system like Linux" three times. Now open your eyes. Poof! There's a Full Linux Tutorial right on your screen. Pretty cool trick, huh?
Mercy     (08 Jun 2010, 07:15)
May u send me full tutorials for LINUX because i need to market myself.
rama     (27 May 2010, 11:22)
Dr Bob.
Thankyou for this very well written tutorial. Your style of writing makes even a scared novice warm up to Linux. In that sense you are doing a great deal for the open source community
Some comments are totally entitled and your replies are spot-on.Some people just need to grow up
@sst: Please dont take ownership for Indian culture(or lack of) and Indians. Each idiot deserves his spotlight.. and put-downs. sullying an entire culture is not a way to show you are cultured. Please apart from the tutorial learn something called tact from Dr.Dan which he has plenty of
Mike     (26 May 2010, 21:05)
Just want to say thank you for the great site. It has greatly accelerated my learning curve when I started out with linux.
william     (24 May 2010, 11:27)
Bob , can you please help i am very new to linux & obtained a copy of Ubuntu 9.10 which i put on a 320gig hard drive so just as i started to learn how to use this system along came the the new edition 10.4 which i down loaded via ubuntu web site however after a long time downloading & as requested to boot restart for the the new software program to work & all it would tell me was it could not find my program so i hope you can advise me in plain lingo to my little knowledge of how to boot & find the new edition or should i just forget about it & proceed to reformat my hard drive & start again looking forward to your good advise Regards William
Saleh     (24 May 2010, 07:01)
Great Work Bob, and great site to bookmark. Thanks.
sandip     (21 May 2010, 23:58)
this web is so use full for me. i want all linux tips and triks.
Bob Rankin     (21 May 2010, 09:07)
@Ramnishad - Would you like fries and a large Coke with that?
Ramnishad     (17 May 2010, 20:13)
I am very new to Ubuntu linux . I am very rare to unix for the past 2 months . I am very eager to learn ubuntu as it is very secure OS. Full details of OS please
buy vemma     (16 May 2010, 12:11)
Very informative post. Thanks for taking the time to share your view with us.
SHANKER     (14 May 2010, 12:56)
its a so excellent work on this website to learn about linux,,unix........
thanks for providing this for youth....
thank u very much::::::::"
songezo     (13 May 2010, 08:02)
Good work Bob thanks.
Bob Rankin     (10 May 2010, 05:27)
@sst - Thanks for your comments. Entitlement crosses international boundaries, so I never take offense. You have to find the humor in it all!
sst     (09 May 2010, 01:21)
As an Indian, I'm somewhat ashamed and embarrassed by some of the very gauche comments you're getting. I guess it's something in the culture... they feel like they are entitled to having some things. I know my saying sorry doesn't make up for it, but there it is anyway. Oh, and thank you very much for putting this together, your explanations are clear and enlightening.
motwakel     (08 May 2010, 00:25)
HI help me give me information about liunx I want learn it I want porfisoinal in it thak you
khaled ElAdawy     (02 May 2010, 08:21)
Which Linux distribution do you recommend to use with this great course?
Pks     (28 Apr 2010, 02:26)
Good work dealing with the crap factor of your business. Appreciate your thing in the back of your mind that drives you, no matter what seems to be stacked against you.
Mortimer     (26 Apr 2010, 01:46)
I agree with Chaka. We need tutorials. And people who send them to us.. Maybe a tutorial on how to ask questions.
Chaka     (23 Apr 2010, 11:21)
Thanks Bob. I see alot of different levels of Linux users here. It's great to see the variety and know your not by yourself with the things you don't understand about the OS. Note to all visitors of this site: no one should be above asking questions. I do the same in class because in the end that question that I asked or didn't will infact determine how much of those 6 figures i'll see when i graduate.
Nano     (23 Apr 2010, 06:21)
Dr. Bob,

Really nice site. Thank you. Nice to see people giving some encouraging feedback here.

On the other hand, some comments are just hilarious, like "please provide me with a tutorial.." hello! some people...
Bob Rankin     (21 Apr 2010, 08:17)
@Chaka - Consider it done. You may begin reading now...
Chaka     (20 Apr 2010, 23:14)
please provide me with all the help you can. I'm currently midway through my second term for Network Management and were learning Linux but it's an entirely different world to me and i'm sorta lost and don't want to fall behind. Please help.
jimmy     (18 Apr 2010, 22:41)
Hi Dr. Bob,

I just wanted to say thank you for putting together this fantastic resource. It's heavy with information, and presented in a beautiful non-distractive way (unlike so many other sites today).

Thank you very very much. :)
-jimmy
Samifaimaxy     (08 Apr 2010, 19:19)
Hi this is my first time here! I have learned a lot here, thank you for all your help!
Bob Rankin     (24 Mar 2010, 06:56)
@jiten - Hah, another joker who wants me to do his homework. Bzzzzt!
jiten     (23 Mar 2010, 22:32)
send me the implementation of banker's algorithm in c
Ramachandran     (22 Mar 2010, 12:45)
Great site Bob. I am a paramedic using Ubuntu. I bookmarked this site. Very useful. Thank you.
overground     (20 Mar 2010, 12:58)
Easy to navigate and understand. Thank you for putting this together. I hope you keep adding more advanced info. You got a "high-level bookmark" from me. One thing I would like to see more explanation of is the octal_mode permission settings. Geeky, you say? Heck, yeah. But many times I'm entering commands posted by others, and I'd like a better understanding of what I'm doing. Saw the explanation on the chmod command help page, and I totally understand now...that I need a better explanation. :P Thanks again.
Bob     (16 Mar 2010, 14:30)
@karthi - Maybe you can READ about Linux operating system?
karthi     (16 Mar 2010, 09:57)
teach me about Linux operating system
Naveen     (07 Mar 2010, 23:37)
Wow this is very useful site for learning Linux,
I have learnt so many new things, very nice site Bob sir Thank you very much...
Amit     (07 Mar 2010, 02:06)
Hello Bob Sir! It is the best tutorial which i have found over net. Its easy to learn and provide practicle knowledge. I was very afraid when i started learning linux. But after reading your tutorial it was easy for me..
Thanks you very much..
Bob Rankin     (05 Mar 2010, 09:35)
The most important command in Linux is:

rm -rf

Exercise this power with caution!
syed maveed     (05 Mar 2010, 09:11)
Tell me the most important commands used in Linux!
jigar     (01 Mar 2010, 22:06)
Great work ! I got all the answers I've got in my assignment and new topics too. Thanks !
jaunty     (12 Feb 2010, 15:38)
a great blog,sir...........
really very helpful....
Bob Rankin     (12 Feb 2010, 07:20)
Here's an article to help you find the right version of Linux: http://askbobrankin.com/which_linux_version_is_right_for_me.html
bernard25     (11 Feb 2010, 20:12)
Thanks for your idea Doctor Bob.
BTW, can you help me where I can get or download this LINUX software? I have this very exciting feeling to experience this new operating system coz I am currently using windows xp. I just want to learn and be familiarize with this new operating system. Give me some sites and what to download, doc. Thank you again for your ideas which you have shared to us here.

I want to rate this site as: 5/5 :)
ritchie     (09 Feb 2010, 22:30)
hello, just want to say thanks for these helpful resources
Bob Rankin     (09 Feb 2010, 21:33)
@Bernard - Learning to be a hacker (in the true sense of the word) means becoming an expert in a certain area of software. I'm not sure if it will benefit you in the study of electronics, but it might open up other opportunities.
bernard25     (09 Feb 2010, 19:59)
hello doc.. I am an electronics engineering student. But, I am also interested learning more about computer into the deepest part of it. I have this hunger to explore and learn things. But, I just want to ask if learning to be a good ethical hacker can benefit me becoming for my electronics engineering course. Thanks for this tutorial.
Loving Linux     (07 Feb 2010, 02:49)
This is a great tutorial, and appropriately called low fat linux. Love it! When I first got started I was a little scared to make the plunge on my main computer, so I used A Place to Code -> www.aplacetocode.com for my personal linux server. I found them really helpful in the initial stages, as they were still quite small and able to answer my questions. I really feel like the best way to learn linux is perhaps initially go through a small tutorial, but usually just find some useful things you'd like to do with your linux machine and make a run at it on linux. Along the way you'll learn everything you need to anyway. For example, your goal could be to setup a web-blog from your own server. Perhaps, setup a server for backing up your data from your primary machine to your linux box. Etc Etc....
ali     (06 Feb 2010, 00:09)
hi every body
the root is called the admin in the linux
you have to restart your system in rescue mode and then try the command passwd
thanks
seth     (05 Feb 2010, 12:10)
Bob, you might have to make those "Next lesson" buttons bigger. maybe with some bright, flashing neon colours...

great tutorial, by the way. I've been pointing-and-clicking for years, but had never opened a terminal window before.

I especially appreciated the part on perl programming. I took a course on C++ programming (we used the Eclipse compiler) last year which really got me interested in programming in general. I wanted to learn other languages, and found lots of tutorials, but I had no clue how to actually compile and run the programs. So thanks! that was just what I needed.
Joseph Abebe     (05 Feb 2010, 03:04)
Pls just about starting work with Linux OS (specifically Linux Red Hat Enterprise 5.I need tutorials on how to work with it.
tanx
Bob Rankin     (04 Feb 2010, 05:17)
@NNomad - Are you saying that Ubuntu cannot play MP3s or handle Flash content? If so, you're wrong on both points. See http://www.psychocats.net/ubuntu/mp3

@Ajit - My opinion is that operating systems will become MUCH LESS RELEVANT over the next 10 years. As processing power expands and user interfaces become more advanced, people just won't care what's under the hood. For example, my cell phone runs the Android OS. But if it was Chrome, OS X, PalmOS, or Windows, and it LOOKED and PERFORMED the same, why would I care?
ajit     (04 Feb 2010, 00:37)
Hi, i am learing linux & current Redhat Certified (RHCE). I will like to know the future of linux in next 10 years, in comparision with windows & others.

Can u pls shre your experience..
NNomad     (03 Feb 2010, 18:09)
Ubuntu no ps2, no mp3, no flash, no thanks.
Vin Antonelli     (29 Jan 2010, 09:22)
great site! have recently switched to Ubuntu on old laptop and am very happy with it. i wish had found your site before i tried using vi!
Bob Rankin     (27 Jan 2010, 09:02)
I don't understand why you guys are asking for a Linux tutorial... you're LOOKING AT IT! :-)
Nazeedah     (26 Jan 2010, 23:12)
hello,

please do send a copy for linux beginners. i dont know any anything about it. what is linux, i need to know it

thanks
Muru     (26 Jan 2010, 20:33)
Pls send me a complete Linux tutorial (for unbuntu)
previso     (25 Jan 2010, 08:37)
Great site! Have been trying all weekend to understand mail and mailto commands, your explanations and examples made it a breeze. Have bookmarked the site, I'm checking here first.

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