Think about your data intelligently and ask the right questionsKey FeaturesMaster data cleaning techniques necessary to perform real-world data science and machine learning tasksSpot common problems with dirty data and develop flexible solutions from first principlesTest and refine your newly acquired skills through detailed exercises at the end of each chapterBook DescriptionData cleaning is the all-important first step to s...

Move Beyond Python Code That "Mostly Works" to Code That Is Expressive, Robust, and EfficientPython is arguably the most-used programming language in the world, with applications from primary school education to workaday web development, to the most advanced scientific research institutes. While there are many ways to perform a task in Python, some are wrong, inelegant, or inefficient. Better Python Code is a guide to "Pythonic" programmin...

Kicking off any new job always comes with a certain degree of uncertainty. There are seldom any cast-iron guarantees of success, no matter your level of experience, and there is almost always something that will get in the way of you enjoying a perfect start. Eliminating the risks of this happening is a good idea that requires careful planning from the outset. With a reliable plan in place, you can dispel many of your concerns and concentrate on demonstrating why you were the right...

Learn how AI-assisted coding using ChatGPT and GitHub Copilot can dramatically increase your productivity (and fun) writing regular expressions and other programs.Regular Expression Puzzles and AI Coding Assistants is the story of two competitors. On one side is David Mertz, an expert programmer and the author of the Web's most popular Regex tutorial. On the other are the AI powerhouse coding assistants, GitHub Copilot and OpenAI ChatGPT.Here's how...