How to Use If Statements to Check Files in Bash
Learn Bash if statements by building simple scripts that check whether files exist and respond when they are missing.
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Bash For Loops: Process and Count Messages in Log Files
Use Bash for loops to process multiple log files, count matching messages, and avoid common wildcard and filename quoting mistakes.
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How to Use If Statements in PowerShell to Check Service Status
Build beginner-friendly PowerShell service checks using if statements, comparison operators, elseif, else, and missing-service handling.
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How to Use Variables in Bash
Learn the basics of Bash variables by storing directory paths, building related file paths, and safely using quoted variable values in scripts.
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How to Use ForEach Loops in PowerShell
Learn the basics of PowerShell ForEach loops by processing computer names from an array or text file, using loop variables, and avoiding common mistakes.
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PowerShell Variables: Store and Use Server Configuration Values
Learn the basics of PowerShell variables by building simple server configuration scripts with reusable text, numeric, and Boolean values.
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Handle Invalid User Input with Python Exception Handling
Build safer Python programs by catching invalid input, validating converted values, and retrying user prompts without crashing.
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Python Function Arguments: Passing Values into Functions
Learn how to pass values into Python functions using positional and keyword arguments, return calculated results, and build reusable order total calculations.
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Python String Methods: Clean and Standardize Text
Learn how to use Python string methods to clean names, statuses, categories, and other imported text by removing whitespace, changing capitalization, and replacing characters.
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Python Functions for Beginners: Parameters, Return Values, and Calls
Learn the fundamentals of Python functions by building temperature converters and practicing parameters, return values, function calls, and indentation.
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