ubuntu

What’s the difference in Unix and Linux

Unix Unix OS was developed by Bell research. Now, they are commercially available. Unix supports POSIX [1] interface. MAC OS X for example is a UNIX operating system. However, most UNIX operating systems are considered as a complete operating system as everything come from a single source or vendor. That's why they are commercial. Unix… Continue reading What’s the difference in Unix and Linux

ubuntu

apt-get and apt-cache

apt-cache   apt-cache pkgnames apt-cache pkgnames 'first few letters' 'search' will also show a small description of what that package does apt-cache search pkgname Show will display more about the version and so on. apt-cache show rrdtool showpkg will also show dependencies apt-cache showpkg rrdtool apt-get update apt-get update Upgrade will upgrade all. apt-get upgrade… Continue reading apt-get and apt-cache