Notices by Yes, I Know IT ! 🎓 (yesiknowit@mastodon.social), page 5

While doing some researches on the history of Solaris, I started to draw that infographic to summarize the complex and twisted path the Sun inherited operating system took to reach the situation we know today.

https://www.yesik.it/SOLARIS2017
#Solaris #illumos #OpenSolaris #Oracle #SunMicrosystems

A byte is, and always was, an 8 bits quantity!

No.

https://www.yesik.it/blog/2018-bit-nibble-byte-and-word

#Bit #Byte #Octet #Nibble #Word
#BinaryArithmetic #BooleanAlgebra
#ComputerScience #ComputerHistory

Do you want to run a Windows software on Linux? Or optimize your costs by running several virtual servers on the same hardware? In those cases, like in many other ones, virtualization is the technology to leverage.

But with so many different virtualization technologies readily available today, which one is the best for YOUR needs?
https://yesik.it/VIRT101
#VM #Containers #Emulation #Wine #CheatSheet

http://www.ostechnix.com/4-easy-ways-to-generate-a-strong-password-in-linux/

My preferred :
openssl rand 14 -base64
gpg --gen-random --armor 1 14

... but the passwords are not easy to remember. A good argument to use a password manager.
#password #linux #gpg #openssl

Once you tried Linux, it is hard to came back to Windows. According to Will Weaton:

http://wilwheaton.net/2018/03/i-tried-turning-it-off-and-back-on-again/

In JavaScript the "empty" regular expression literal is written `/(?:)/` since the parser would erroneously take `//` as the start of a single-line comment

https://www.ecma-international.org/ecma-262/5.1/#sec-7.8.5
#JavaScript #ECMA #Empty #RegExp

In Vim, you can display the number of words, lines and characters in the current selection by pressing <g> <Ctrl-G>

#Vim #TextEditor #Tip

Many Linux distributions are slowly phasing out "ifcong" in favor of the "ip" command. If you have a hard time making the transition, or simply if you are curious, worth reading that article by Pradeep Kumar:

https://www.linuxtechi.com/ip-command-examples-for-linux-users/

WC Command Examples: Count Number of Lines, Words & Characters in Linux

https://linuxhandbook.com/wc-command/
#wc #wordcount #shell #command

Monitoring and Testing the Health of SSD in Linux

https://linuxhandbook.com/check-ssd-health/
#smart #ssd #hd #monitoring #smartctl #shell #command

5 Practical Examples of Tail Command in Linux

https://linuxhandbook.com/tail-command/
#tail #shell #command

7 Essential and Practical Usage of Paste Command in Linux

https://linuxhandbook.com/paste-command/
#paste #posix #shell #command

Load balancing with HAProxy, Nginx and Keepalived in Linux

https://linuxhandbook.com/load-balancing-setup/
#Nginx #HAProxy #Keepalived #WebServer #LoadBalancing #Linux

4 Essential and Practical Usage of Cut Command in Linux

https://linuxhandbook.com/cut-command/
#Cut #Posix #Shell #Command

csplit: A Better Way to Split File in Linux Based on its Content

https://linuxhandbook.com/csplit-command/
#csplit #GNU #Shell #Command

How to Change SMTP Settings in Discourse

https://linuxhandbook.com/change-smtp-discourse/
#Discourse #Forum #SMTP #Configuration

13 Linux Terminal Shortcuts Every Power Linux User Must Know

https://linuxhandbook.com/linux-shortcuts/
#shell #shortcuts

How to use the `chattr` command to secure shared files. An interesting post by Himanshu Arora on HowtoForge.
https://www.howtoforge.com/linux-chattr-command/

BTW, `chattr` has not to be confused with `chmod`!

#Chattr #Linux #Utility

tmate: Instantly Share Terminal Session With Other Linux Users

https://linuxhandbook.com/tmate/
#tmate #terminal #multiplexer #tmux #fork

The Complete Guide to Install Raspberry Pi Headless and Wireless

You have a RaspberryPi to install, but no extra keyboard and no external monitor? No problem!
https://linuxhandbook.com/raspberry-pi-headless-setup/

#RPi #Linux #Rasbian #Install #Headless #Wireless