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How to Use Special Keys in UNIX

UNIX operating system has some special keys. These you can use to interrupt the program processing or to resume it. The file management and keys totally different in UNIX kinds of operating systems. 



An example of a UNIX special key and its use.
Why You Need Interruption
A scenario where you made some mistake in the input command and you need to stop the further process. Then you can use the CTRL+C command. It is equal to the DELETE command.

List of UNIX Special Keys


RETURN key — The RETURN key signifies the end of a line of input. On any terminal, RETURN has a key of its own, or return may be typed by holding down the control key and typing a 'm'.Ctrl-m
Hint: Ctrl-m command is equal to RETURN key in Unix systems


DELETE: The DELETE key stops a program/command immediately, without waiting for it to finish. DELETE can be achieved equivalently with ctrl-c.
Hint: Ctrl-c Command you can use to interrupt the process.


Ctrl-s: Ctrl-s pauses the output and the program is suspended until you sta…

12 Essential DevOps Principles to Apply in Process

12 essential DevOps principles or features that are popular among DevOps tools. 

Useful to learn for interviews and use in your projects. 

DevOps means a concept to bring the Development team and operation team together.

So that you can speed up the deployment process. Before you start learning the tools you need to understand core principles.

12 Essential DevOps principles

DevOps Principle#1: To deliver rapidly without affecting the quality

DevOps Principle#2: Communication and Collaboration are the key ideas in the DevOps concept.

DevOps Principle#3: Multiple deploys are possible if code in Development team automated.

DevOps Principle#4: Once you commit the repository, it tests the code automatically against the automated test scripts.

DevOps Principle#5: If Build is successfully passed, it installs automatically in a Testing environment.

DevOps Principle#6: When infrastructure is automated, it installs automatically to other server.

DevOps Principle#7: Minor changes take place in isolation, that means, it creates a separate server to deploy minor changes.

DevOps Principle#8: Speed in DevOps, organizations to better serve their customers and compete more effectively in the market.

DevOps Principle#9: Quality and Security teams are part of DevOps.

DevOps Principle#10: Automating the process, much better productivity than manual work.

DevOps Principle#11: Very frequent and small updates possible in DevOps.

DevOps Principle#12: DevOps has multiple benefits>>

Summary

  • Explained top DevOps principles in this post. If you are a student or software engineer these things are highly useful.

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