Useful tips for everyday
Does wait () wait for all child processes? We know if more than one child processes are terminated, then wait() reaps any arbitrarily child process…
Can I use multiple nameservers? You sure can. For example, where I work, we have 4 name servers, 2 hosted with one DNS host, one…
How do I fix my Thunderbird email? Thunderbird email troubleshooting This guide will help you fix errors in the setup of an email account in…
How do I enable SSH on openSUSE? OpenSSH, SSHD, is installed in openSUSE by default….You need to open port 22 on the firewall. Open Yast2…
What is user defined variable? User-defined variables are variables that you define when you write a policy. You can use any combination of letters and…
How to get path of current script Stack Overflow? Once established, the root directory doesn’t change during the active R session. here () then appends…
How do I search for a number in text in Excel? How to perform a text search in Excel 2019 Click the Home tab. Click…
Can you RAID a network drive? You can’t do RAID on separate network drives. There is something called DFS to ensure transparent redundancy of network…
What does it mean to mix upper and lowercase letters? Alternating caps are typically used to display mockery in text messages. The randomized capitalization leads…
How do I force close a file in Linux? open /dev/null with O_WRONLY, then dup2 to close the offending file descriptor and reuse it’s descriptor…