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Ubuntu VM runs on Windows/Mac/Linux. Multipass can launch and run virtual machines and configure them with cloud-init like a public cloud. Prototype your cloud launches locally for free. It acts as a similar to Oracle Virtual Box or Docker engine
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syslogs which gets messages sent in systemd-journald and stored the data in the disk. To view the systemd messages execute journalctl and can be used with additional parameters. In this post we are going to see quick howto use journalctl…
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SMTP Reply codes are used to determine the error in the message, SMTP(Simple Mail Transfer Protocol) is a standard protocol for sending emails, the client sends and the server responds, a response is with the 3 digit code which contains…
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In this post we are going to see how to write a script to find the subnet calculator, we are using korn shell to write. the interpreter we are going to use /bin/ksh, the korn shell supports MacOS, Linux and…
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How can I use breakout rooms in Microsoft Teams? Only the meeting organizer can start breakout rooms. The meeting organizer can start a breakout room on the desktop client only. Participants can join a breakout room from desktop, web or…
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UNIX shell programs executes the user command. User can enter like a command directly or executes a set of commands from a file called as a script file or program. Shell scrips are not compiled, it is interpreted executes line…
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In this post we are going to see Linux user and group administration, this is applicable for RHCSA Exam for RHEL 8 / 7 versions. We are going to see Linux users and group creation, modification, deletion. Managing user and…
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What is CentOS CentOS is a reproduction of Redhat enterprise Linux(RHEL), CentOS is a stable release unlike Fedora it is a beta version of RHEL, CentOS provides regular updates and security patches like Redhat. CentOS is open source platform, so…
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In general the version control is used to preserve the changes made in a software codes, documents and other formats. For example if a group people are accessing the documents like release notes or instructions, if someone edits, so that…
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Most of the Linux operating system is free to download, under GPL license anyone can download the software and use it, there are lot of distributions are available. Linux is a collection of softwares based on the Kernel. And also…
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