Useful tips for everyday
How to specify subjectAltName in the OpenSSL CLI? Try to write the subjectAltName to a temporary file (I’ll name it hostextfile) like and link to…
Can your computer be hacked by opening an email? Opening an email attachment is a serious security breach if you don’t know what the attachment…
How is pulse measured? To check your pulse at your wrist, place two fingers between the bone and the tendon over your radial artery —…
Is there a non-interactive login shell in Bash? non-interactive non-login shell:Run a script. All scripts run in their own subshell and this shell is not…
What does the datestyle do in PostgreSQL? DateStyle – Sets the display format for date and time values, as well as the rules for interpreting…
How do you sample from a given distribution? Sampling from a 1D Distribution Normalize the function f(x) if it isn’t already normalized. Integrate the normalized…
Is it necessary to use www for all the web domain? It’s actually not necessary to use WWW in URLs. It exists for just one…
How do I open a M3U link? An M3U file is an Audio Playlist file. Open one with VLC, Winamp, iTunes, and other media players.…
How do you reverse a Polish Notation? Reverse Polish Notation Push 3 onto the stack. Push 5 onto the stack. Apply the + operation: take…
What is tempdb version store? Tempdb and the Version Store Version store contains the committed rows which is how a SELECT operation does not get…