today's howtos
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Linux on iPad: Installing and Using Linux on Your iPad
As tablets become more powerful and versatile, users are searching for ways to extend their capabilities beyond their original operating systems. One popular request is the ability to install Linux on an iPad, enabling users to enjoy the benefits of a full-fledged desktop operating system on their tablet. In this article, we will explore the possibilities of running Linux on iPad devices, including the installation process and the benefits that come with it.
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How to View and Manage Linux Command History | Beebom
The power of commands is simply unmatched when it comes to the Linux terminal. But sometimes you need to type lengthy commands multiple times to get the task done. Retyping such commands is not feasible and could be a painstaking process. Therefore, in this article, we will demonstrate how to view and manage the Linux command history.
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Assigning sudo privilege to users on Linux
The sudo command is a very important command on Linux systems. You might say that it allows users to run privileged commands without logging in as root, and that is true. However, the more important point is that it allows individuals to manage Linux systems – adding accounts, running updates, installing applications and backing up the system – without requiring these things be done using the root account. This is consistent with the policy that says root privilege should only be used as needed and that no one should simply log in as root and run all of their commands. Doing routine work using the root account is considered dangerous because any typos or commands run in the wrong location can have very serious consequences.
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How to copy and rename files from the Linux terminal window
Copying and renaming files on Linux is a task that can be done from within a GUI, but sometimes you just want the speed and simplicity of doing it from the terminal window. Here's how.
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How to create a simple Linux alias to run all of your upgrade commands with a single word | ZDNET
That's not too much to type. The only problem is that I have to wait for the previous command to stop before I can type the next. Or, I can combine them into one long command like this:
sudo apt-get update && sudo apt-get upgrade -y && sudo snap refresh
That combination means I don't have to wait for one command to complete before typing the next.
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Building a Private Cloud Using OpenStack
OpenStack is a cloud computing platform that offers a suite of software tools for creating and maintaining both public and private clouds. It gives users the freedom to set up and control an unlimited number of virtual computers, networks, and storage devices. This short tutorial will show us how to set up a private cloud using OpenStack and launch a virtual machine over the deployed environment.
OpenStack architecture contains several components like controller nodes, compute nodes, neutrons, block storage, and object storage. Here’s a brief description of these components (Figure 1).