Terminal emulators, also called console or terminal applications, are programs which facilitate access to the shell, and usually offer user-friendly features like profiles, scrollback history, backgrounds and transparency effects, font configuration, tabs, mouse support and so on.
htop is an improved version of top, a complex process viewer which allows to visualize processes in real time, see memory and CPU consumption, send signals to processes, renice processes, and sort them by various options.
A shell is a command interpreter which allows you to interact with the computer. The way things work is pretty simple: you type in commands, the shell reads them, performs the tasks it was asked to do, and finally it sends the results to the standard output, which is usually the screen.
This tutorial will go over the steps to go through in order to set up a serial console on Ubuntu Linux. Unlike most other distros, Ubuntu uses upstart instead of sysvinit and as such, there is a few differences between most of the tutorial that you might find on the internet regarding how to set up a serial console.
I was browsing the Ubuntu questions the other day when I came across a question about changing the bootup and console screen resolution for Ubuntu server edition. The question was:
RSS is a set of XML-based formats to describe articles (including title, link to the original article, description, etc.) which are usually transported via the HTTP protocol. These days, the majority of blogs and news websites provide RSS feeds. In order to read these feeds in a useful way, special programs, called RSS feed readers or RSS aggregators, can be used.
I do development work, and I require access to a console to run programs, check output, or monitor transmission packets. Up until now, I've used a terminal program in a different desktop, and use the mouse to change to that terminal. Now I've found a quicker way, by using any of three Quake-style consoles that pop up just by pressing a key.