April 10, 2021 · Networking, Server · (No comments)

The command opens an administration console and an xterm to all specified hosts. Any text typed into the administration console is replicated to all windows. All windows may also be typed into directly.

This tool is intended for (but not limited to) cluster administration where the same configuration or commands must be run on each node within the cluster. Performing these commands all at once via this tool ensures all nodes are kept in sync.

Connections are opened using ssh which must be correctly installed and configured.

Extra caution should be taken when editing files as lines may not necessarily be in the same order; assuming line 5 is the same across all servers and modifying that is dangerous. It's better to search for the specific line to be changed and double-check all terminals are as expected before changes are committed.
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April 4, 2021 · General · (No comments)

The Ubuntu team announced the release date and the development cycle for Ubuntu 21.04 Hirsute Hippo. Ubuntu 21.04 is due for release on April 22, 2021.This tutorial provide Ubuntu 21.04 (“Hirsute Hippo”) desktop installation screenshots and some application screenshots.
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April 1, 2021 · General · (No comments)

The Ubuntu team announced the release date and the development cycle for Ubuntu 21.04 Hirsute Hippo.Ubuntu 21.04 is due for release on April 22, 2021.
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October 28, 2020 · Free Books · (No comments)

There are a set of characters the Bash shell treats in two different ways. When you type them at the shell, they act as instructions or commands and tell the shell to perform a certain function. Think of them as single-character commands. If you want to master the Bash shell on Linux, macOS, or another UNIX-like system, special characters (like ~, *, |, and >) are critical. We’ll help you unravel these cryptic Linux command sequences and become a hero of hieroglyphics.
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