The cron daemon is a background process that runs particular programs at particular times (for example, every minute, day, week, or month), as specified in a crontab. By default, users may also create crontabs of their own so that processes are run on their behalf.

This program is an implementation of the original abacus, it provides the Chinese, Japanese, Korean, Roman and Russian version and can be modified to allow others.

Young Sigmund has a few problems. To help him resolve his mental instability you must enter the surreal world of his inner mind and shut down the malfunctioning brain cells. Guide Sigmund through the Ego, Psyche and Id zones - each one 300 times the size of the screen - to locate the eight renegade neurons, entering them one by one to find and trigger their self-destruct system.

While monitoring your CPU, memory, hard drive and network usage, Sentinella can be programmed to take specific actions when setpoints for utilization or time are met. It can power off, reboot or hibernate your system, kill an active process, throw an alarm or execute any command.

The idea of this game was by the Russian programmer Pogitnov. It has the same gameplay concept as Tetris.

This program is an implementation of the original abacus, it provides the Chinese, Japanese, Korean, Roman and Russian version and can be modified to allow others.