command line

Learn the essentials of utilizing the `bc` command for arithmetic in Bash, focusing on floating-point calculations not supported by Bash's default integer arithmetic. This comprehensive guide covers simple to complex operations, including mathematical functions and conditional logic, alongside best practices for precision control and interactive calculations. Ideal for both novice and experienced programmers, the tutorial includes practical examples like building calculators and performing unit conversions.

Dive into the world of Bash with three insightful books that cater to learners at all levels. "The Linux Command Line" by William E. Shotts, Jr., is ideal for beginners, providing a clear introduction to the basics. "Bash Cookbook" by Carl Albing and others, suits those with intermediate skills looking for real-world problem-solving examples. Lastly, "Learning the Bash Shell" by Cameron Newham offers a balanced mix of theory and practice, perfect for mastering complex Bash scripting and shell programming. Explore these resources to enhance your command-line expertise.