today's howtos
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How to fix “Cannot Connect to the Docker Daemon” Error
Docker is a popular way to build and run software containers.
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Mounting into mount namespaces
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How To Install Ubuntu 21.04 With A Virtual Machine
Ubuntu 21.04, nicknamed “Hirsute Hippo” was released in April 2021. The Ubuntu family of operating systems is renowned for its stability and ease of use, and Hirsute Hippo is no exception.
But it’s always better to test it on your existing operating system before installing it as a primary or secondary operating system.
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How To Unrar a File: Unix and Linux
Applications, images, documents, and other files of all sorts are most commonly shared across the internet in the RAR format. It is a compressed archive format, and you need to unpack or “unrar” the archives to access the files within them.
Linux and FreeBSD operating systems do not have the “unrar” command preinstalled. Most UNIX-like systems also do not come with the command preinstalled.
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How to Install Yii PHP Framework on RHEL, CentOS, Rocky and AlmaLinux
Yii is an open-source, high-performance, flexible, efficient, and secure PHP framework for rapidly building modern Web applications. It is a generic and full-stack web programming framework for writing code in an object-oriented fashion and provides many proven and ready-to-use features. It comes with a number of reasonable defaults and built-in tools that help you write solid and secure code.
Here are some of Yii’s key features...
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6 Wc Command to Count Number of Lines, Words, and Characters in File
wc (short for word count) is a command line tool in Unix/Linux operating systems, which is used to find out the number of newline count, word count, byte and character count in the files specified by the File arguments to the standard output and hold a total count for all named files.
When you define the File parameter, the wc command prints the file names as well as the requested counts. If you do not define a file name for the File parameter, it prints only the total count to the standard output.