The systemd-analyze command will print the time taken for the system to boot up. This separates the time for the kernel and the userspace environment. [email protected]:~# systemd-analyze Startup finished in 4.728s (kernel) + 28.339s (userspace) = [email protected]:~# systemd-analyze Startup finished in 4.728s (kernel) + 28.339s (userspace) = 33.068s This command will get the date and …

VLC can be used to record a timelapse video with a USB webcam. I have just done this and it worked a treat when I tried this. Connect your webcam to your computer and run this command to begin recording. cvlc v4l2:// :v4l2-dev="/dev/video0" –video-filter=scene –vout=dummy –aout=dummy\ –intf=dummy –scene-format=jpg –scene-ratio=400 –scene-prefix=snap \ –scene-path=/home/homer/Videos/shots v4l2:// vlc://quitcvlc v4l2:// …

This command shows how to display a listing of files with ls and show line numbers at the same time. [email protected] ~/Desktop/Site % ls | nl 1 back.jpg 2 bejiitas_phpb1 3 bejiitas_phpb1.sql 4 cgi-bin 5 Files.tar.lzma 6 Map07Tufb.zip 7 my2.tar.lzma 8 program.c 9 quake38.jpg 10 sysinfo 11 tekcrazy_2.zip 12 wrap.rar if you wish to not …

1337 or Leet in the UNIX time. -01:44:57– [email protected] [~]$ date +%s 1337096699 The missing days in 1752. I have mentioned this before, but it is worth mentioning again. -01:45:31– [email protected] [~]$ cal 9 1752 September 1752 Su Mo Tu We Th Fr Sa 1 2 14 15 16 17 18 19 20 21 22 …

Setting the system time with Debian Linux is very simple, using the date command, you may display the current date/time, then copy this to the date -s “” command and then edit it to the proper value. This is the easiest technique to set the Linux system time. [email protected]:/home/neo# date Sun Mar 25 06:43:17 EST …