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Introduction: Microsoft Excel’s VLOOKUP function is a powerful tool to connect and extract data from multiple tables, making data analysis and management a breeze. In this in-depth guide, we’ll dive into VLOOKUP with a real-world example involving two tables – one with employee information and the other with salary details. Example: Employee Data Management Imagine…
In Bash, the ‘pipefail’ option is a powerful tool for controlling pipeline behavior. It helps ensure that pipelines provide accurate error handling and exit statuses. In this guide, we’ll explore ‘pipefail,’ its importance, and practical examples of its usage. What is ‘pipefail’? In Bash, pipelines usually return the exit status of the last command in…
The ‘set’ command is used to modify shell options and positional parameters. These options influence the behavior of the shell, affecting how it interprets and executes commands. When you use the ‘set’ command, it can change various aspects of your shell environment. This includes toggling options, managing positional parameters, and customizing the shell’s behavior. Basic…