Every week there's a few announcements or articles which I find particularly interesting, and so I've decided to share them with you. I'm not a Unix guru (yet), but if any of the listed materials require further explanation – do feel free to ask and I'll be glad to help.
Linux
How To Determine Physical Memory Size in Linux
If you're logged in at some remote Linux system and need to quickly confirm the amount of available memory, there's a few commands you will find quite useful.
free – free and used memory stats
free command is the most obvious choice for a first command when it comes to your RAM.
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