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Using screen Sessions
Anyone using a text-based console or attaching to a remote Linux system via SSH needs to know about the `screen` command, what sessions are, and how to create them, use them, and exit or end them properly.
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Table of Contents
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Challenge
Initiate, Query, and Display `screen` Sessions
Start sessions, query their presence, and display or view the programs running in those
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Detach from and Reattach to `screen` Sessions
Detach from a running session and its program contents, then reattach to the session either by default or by name.
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Create and Query Detached Sessions
Start detached sessions with specific names, and query those sessions for information without having to attach to those sessions.
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Name and Rename `screen` Sessions
Use specific naming for sessions to easily identify what they contain, including renaming sessions as they are running and fixing variable issues that would keep the session from functioning properly.
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Exit from and End `screen` Sessions
Use more advanced techniques to send either keystrokes that are used to quit running session content programs, or send the session itself commands that cause it to exit or end.
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