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Hacker Public Radio

Your ideas, projects, opinions - podcasted.

New episodes Monday through Friday.

In-Depth Series: Linux in the Shell

  • Number of episodes: 33
  • Open/closed: closed
  • Date of earliest show: 2012-02-15
  • Date of latest show: 2013-06-19
  • Series RSS feeds: ogg, spx, mp3
Linux In The Shell aims to explore the use of many commands a user can run in the Bash Shell. Tutorials include a write up with examples, an audio component about the write up, and a video component to demonstrate the usage of the command.
The website is

hpr1273 :: LiTS 032: cat hosted by Dann

Released: 2013-06-19. Duration: 00:09:26. Flag: Explicit.
Tags: concatenate,cat.
Concatenate files and print on the standard output with the cat command

hpr1262 :: LiTS 031: who hosted by Dann

Released: 2013-06-04. Duration: 00:17:22. Flag: Explicit.
Tags: who.
Show who is logged on with the who command

hpr1253 :: LiTS 030: vmstat hosted by Dann

Released: 2013-05-22. Duration: 00:28:43. Flag: Explicit.
Tags: vmstat,virtual memory.
Report virtual memory statistics with the vmstat command

hpr1244 :: LiTS 029: ab - apache benchmark. hosted by Dann

Released: 2013-05-09. Duration: 00:29:50. Flag: Explicit.
Tags: apache,http,benchmark,ab.
Apache HTTP server benchmarking tool: ab

hpr1232 :: LiTS 028: extended attributes hosted by Dann

Released: 2013-04-23. Duration: 00:24:50. Flag: Explicit.
Tags: extended attributes,lsattr,chattr.
List and change extended file attributes with lsattr and chattr

hpr1222 :: LiTS 027: mathematical commands hosted by Dann

Released: 2013-04-09. Duration: 00:21:17. Flag: Explicit.
Tags: factor, primes, seq, arithmetic.
Episode 27 of Linux in the Shell continues on with looking at some mathematical commands

hpr1213 :: LiTS 026: units hosted by Dann

Released: 2013-03-27. Duration: 00:16:23. Flag: Explicit.
Tags: units.
Unit conversion and calculation program: units

hpr1202 :: LiTS 025: bc hosted by Dann

Released: 2013-03-12. Duration: 00:20:29. Flag: Explicit.
Tags: bc,calculator.
An arbitrary precision calculator language: bc

hpr1192 :: LiTS 024: time and /usr/bin/time hosted by Dann

Released: 2013-02-26. Duration: 00:16:27. Flag: Explicit.
Tags: time.
Run programs and summarize system resource usage with the time command

hpr1182 :: LiTS 023: Date hosted by Dann

Released: 2013-02-12. Duration: 00:24:03. Flag: Explicit.
Tags: date.
Print or set the system date and time with the date command

hpr1172 :: LiTS 022: Sort hosted by Dann

Released: 2013-01-29. Duration: 00:15:30. Flag: Explicit.
Tags: sort.
Sort lines of text files with the sort command

hpr1162 :: LiTS 021: killall hosted by Dann

Released: 2013-01-15. Duration: 00:16:57. Flag: Explicit.
Tags: kill,killall,process.
Kill processes by name with the killall command

hpr1142 :: LiTS 020: pgrep and pkill hosted by Dann

Released: 2012-12-18. Duration: 00:28:10. Flag: Explicit.
Tags: pgrep,pkill,process.
Look up or signal processes based on name and other attributes with pgrep and pkill

hpr1132 :: LiTS 019: Kill the worms! hosted by Dann

Released: 2012-12-04. Duration: 00:21:23. Flag: Explicit.
Tags: kill,process.
Send a signal to a process with the kill command

hpr1122 :: LiTS 018: ln hosted by Dann

Released: 2012-11-20. Duration: 00:25:17. Flag: Explicit.
Tags: ln,hard link,soft link.
Make links between files with the ln command

hpr1112 :: LiTS 017: split hosted by Dann

Released: 2012-11-06. Duration: 00:24:23. Flag: Explicit.
Tags: split.
Split a file into pieces with the split command

hpr1082 :: LiTS 016: top pt 4: Alternate Windows hosted by Dann

Released: 2012-09-25. Duration: 00:19:38. Flag: Explicit.
Tags: top.
Part 4 of the top command

hpr1072 :: LiTS 015: top part 3 - Control Top hosted by Dann

Released: 2012-09-11. Duration: 00:26:58. Flag: Explicit.
Tags: top.
Part 3 of the top command

hpr1062 :: LiTS 014: The Bottom of Top, top pt 2 hosted by Dann

Released: 2012-08-28. Duration: 00:36:43. Flag: Explicit.
Tags: top.
Part 2 of the top command

hpr1052 :: LiTS 013: Top of Top hosted by Dann

Released: 2012-08-14. Duration: 00:23:50. Flag: Explicit.
Tags: top.
Part 1 of the top command

hpr1042 :: LiTS 012: tail hosted by Dann

Released: 2012-07-31. Duration: 00:15:52. Flag: Explicit.
Tags: tail.
Output the last part of files with the tail command

hpr1032 :: LiTS 011: du - disk usage hosted by Dann

Released: 2012-07-17. Duration: 00:23:11. Flag: Explicit.
Tags: disk usage,du.
Summarise file space usage with the du command

hpr1022 :: LiTS 010: df - Exploring Disk Filesystem Usage hosted by Dann

Released: 2012-07-03. Duration: 00:17:55. Flag: Explicit.
Tags: df.
Report file system disk space usage with the df command

hpr1012 :: LiTS 009: w command and linux load averages hosted by Dann

Released: 2012-06-18. Duration: 00:16:45. Flag: Explicit.
Tags: load average,w command.
Show who is logged on and what they are doing with the w command

hpr1002 :: LiTS 008: free: Understanding Linux Memory Usage hosted by Dann

Released: 2012-06-05. Duration: 00:14:13. Flag: Explicit.
Tags: free,memory.
The free command and memory usage

hpr0992 :: LiTS 007: Chmod and Unix Permissions. hosted by Dann

Released: 2012-05-22. Duration: 00:22:21. Flag: Explicit.
Tags: permissions,chmod.
Change file and directory access permissions with the chmod command

hpr0982 :: LiTS 006: pmount hosted by Dann

Released: 2012-05-08. Duration: 00:14:42. Flag: Explicit.
Tags: mount,pmount.
Mount devices with the pmount command

hpr0972 :: LiTS 005: wc hosted by Dann

Released: 2012-04-24. Duration: 00:08:58. Flag: Explicit.
Tags: wc.
Print newline, word, and byte counts for files with the wc command

hpr0962 :: LiTS 004: paste hosted by Dann

Released: 2012-04-10. Duration: 00:08:56. Flag: Explicit.
Tags: paste.
Merge lines of files with the paste command

hpr0953 :: LiTS 003: cut hosted by Dann

Released: 2012-03-28. Duration: 00:11:31. Flag: Explicit.
Tags: cut.
Using the cut command

hpr0944 :: LITS 002: tr hosted by Dann

Released: 2012-03-14. Duration: 00:17:08. Flag: Explicit.
Tags: translate,transliterate,tr.
Translating or transliteration with the tr command

hpr0934 :: LiTS 001: qrencode hosted by Dann

Released: 2012-02-29. Duration: 00:14:39. Flag: Explicit.
Tags: QR code,qrencode.
QR codes and the qrencode command

hpr0924 :: LiTS 000: redirection hosted by Dann

Released: 2012-02-15. Duration: 00:16:44. Flag: Explicit.
Tags: redirection.
Redirection: what it is and how to use it