There are a few different ways to determine if your Java JVM is 32-bit or 64-bit. 1. Use the file command. Ex....
If java is already installed on your machine, you can generally just type java -version assuming that where it’s installed is part...
If you’re trying to compile from source and you get the error “configure: error: C++ compiler cannot create executables”, you likely need...
To list information about all of the datastores attached to your VMWare ESX server, you can use the vmware-vim-cmd command. vmware-vim-cmd hostsvc/datastore/listsummary...
It’s important to back up your MySQL database(s) regularly in the event of a disaster/mishap. Setting up a simple mysqldump backup is...
Accessing the hidden & unsupported ESXi console so it can be accessed remotely is pretty easy to do, but there’s no easy...
To find out what package a file belongs to, you can use the rpm command. To do so, just run rpm -qf...
Sometimes communication errors occur and cups stops. To prevent this from happening, you can adjust the ErrorPolicy to use an alternate behavior....
When the cups server is in a stopped state with the StateMessage /usr/lib/cups/backend/lpd failed, you can review the file /var/log/cups/error_log. . What...
Using rsync to keep a local copy or migrate data is very useful because it picks up where it left off if...