os212

Links

• terminal commands
  • awk
    • Basic awk
      • https://www.youtube.com/watch?v=jJ02kEETw70
  • grep
    • Basic grep
      • https://www.youtube.com/watch?v=VGgTmxXp7xQ
  • regex
    • Basic regex
      • https://www.youtube.com/watch?v=KJG1dETacLI
      • https://www.youtube.com/watch?v=sa-TUpSx1JA&t=297s
  • sed
    • Basic sed
      • https://www.youtube.com/watch?v=32waL1Z9XK0
  • linux cmd
    • useradd
      • https://linuxize.com/post/how-to-create-users-in-linux-using-the-useradd-command/
• vi/vim
  • Basic vi
    • https://www.youtube.com/watch?v=ggSyF1SVFr4
  • Useful stuff
    • https://www.vimfromscratch.com/articles/how-to-copy-and-paste-a-line-in-vim/
• OS
  • Crash course
    • https://www.youtube.com/watch?v=26QPDBe-NB8
• File System
  • What is
    • https://www.howtogeek.com/196051/htg-explains-what-is-a-file-system-and-why-are-there-so-many-of-them/
  • Conversation taken from forum
    • https://askubuntu.com/questions/138547/how-to-understand-the-ubuntu-file-system-layout
• FUSE
  • very easy explanation
    • https://medium.com/@cris178/building-a-fuse-file-system-ee8f90fd0a2f
• Memory Paging
  • https://medium.com/@esmerycornielle/memory-management-paging-43b85abe6d2f
  • https://www.geeksforgeeks.org/paging-in-operating-system/
• Fork
  • https://www.geeksforgeeks.org/fork-system-call/
• Concurrency vs Parallel
  • https://www.geeksforgeeks.org/difference-between-concurrency-and-parallelism/#:~:text=Concurrency%20is%20the%20task%20of,of%20running%20multiple%20computations%20simultaneously.&text=Concurrency%20increases%20the%20amount%20of%20work%20finished%20at%20a%20time.
• Difference between wait() and sleep()
  • https://stackoverflow.com/questions/1036754/difference-between-wait-and-sleep
  • https://www.baeldung.com/java-wait-and-sleep
• yield(), sleep(), join()
  • https://www.geeksforgeeks.org/java-concurrency-yield-sleep-and-join-methods/

semaphore vs mutex https://afteracademy.com/blog/difference-between-mutex-and-semaphore-in-operating-system#:~:text=A%20mutex%20is%20an%20object%20but%20semaphore%20is%20an%20integer%20variable.&text=A%20mutex%20object%20allows%20multiple,of%20the%20resource%20until%20available.

mutex https://www.geeksforgeeks.org/mutex-lock-for-linux-thread-synchronization/

semaphore in java https://www.geeksforgeeks.org/semaphore-in-java/

dining philosophers deadlock https://www.youtube.com/watch?v=_ruovgwXyYs

Linux stuff:

• free up space
  • https://itsfoss.com/free-up-space-ubuntu-linux/

UEFI vs BIOS

• https://www.howtogeek.com/56958/htg-explains-how-uefi-will-replace-the-bios/