Technology Training & HowTo's
Have you ever wanted to merge a bunch of text files together into one large one? For example, if you use a tool to go grab a bunch of show command results and output it to a text file per device, it’s handy if you can have the operating system merge all that together for […]
If you have configured a Network Time Protocol client on your Linux host, but for whatever reason it is not updating then this process might help. If you haven’t configured NTPd on your system yet, check out this write up on Configuring NTP on a Linux Client. There are two values that the client uses […]
If you have an MP4 file that is large and you want to split it in half, or multiple files, you are in luck! Take a look at ffmpeg, a free app available on Linux, Mac, and Windows via http://www.ffmpeg.org. This awesome little utility is packed with features and functionality, but today we’ll be focusing […]
On some Linux systems, typing /etc/init.d/sshd restart will bounce the sshd process. However, if that fails to work, try the following syntax to restart OpenSSH on Ubuntu: > sudo restart ssh ssh start/running, process 2654 You can use similar syntax to stop or start the process: > sudo stop ssh > sudo start ssh And […]
While working in Ubuntu Linux, if you run into a group permissions issue involving Apache2 then you may need to adjust user group settings. The default Apache group in Ubuntu is www-data. To solve the problem, the user needs to be a member of the www-data group. The example below will use the username “bob” […]