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Rick

I remember everyone who helped me here.

You can find me on Telegram @rickyrick93

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28 Why would /etc/passwd be used every time someone executes `ls -l` command? Mar 8 '19
10 Why telnet is considered to be a protocol? Isn't it just a simple TCP send/echo program? Nov 15 '19
3 Why ssh fingerprint now is given in base64 format instead of hex? Jun 26 '19
2 Does it have 3 levels of buffering, or 2 levels of buffering, when using stdio library? Mar 12
2 Problems when test whether standard input is capable of seeking Feb 23 '19
2 What is interrupted system call? Mar 29 '19
2 Two(≥2) signal handlers execution order when one is interrupted by another? Apr 2 '19
1 POSIX Programmer's Manual vs Linux Programmer's Manual Apr 9 '19
1 top command, why such a big difference between VIRT and RES, while swap is 0? May 8 '19
1 Does a shell which does not support job control has the concept of foreground and background processes? Mar 28 '19
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