Bash Data Filtering: Searching and Extracting Text with Grep

Finding specific information in large text files or datasets can feel overwhelming without the right tools. Learning how to navigate the command line and filter data using simple text-processing utilities saves hours of manual work. In this course, you will transition from a command-line beginner to confidently searching, extracting, and organizing structured text data—such as listing institutions by state—using the powerful grep utility in the Bash shell. What you'll learn: - Understand the core concepts of the command line, standard streams, and how text-based data is structured. - Master the fundamental syntax of the grep command to search for precise terms within files. - Apply regular expressions to handle complex search patterns, wildcards, and case-insensitive queries. - Filter tabular data and list specific records based on geographic or category variables. - Combine multiple Bash commands using pipes to clean, sort, and format your search results. - Practice writing clean, efficient command-line queries through step-by-step written exercises. You will start with the absolute basics of the terminal and text representation before moving step-by-step through search patterns, advanced filtering flags, and multi-command pipelines. This text-only course is designed for absolute beginners who want to learn text processing; no prior programming or command-line experience is required. Start reading today to unlock the speed and efficiency of command-line data filtering.