How Long Does it Take to Learn Python for Data Science?
Are you ready to learn Python for Data Science? With the right program, habits and structure you can master it more quickly than you might think.
The Best Free Books for Learning Data Science
Learn Python, R, machine learning, social media scraping, and much more from these free data science books you can download today.
How to Gather Your Own Data by Conducting a Great Survey
In this post, we’ll learn to create an online survey and how to prevent some common mistakes made in surveys. We’ll cover all steps of the survey process, including: Selecting a population Sampling methods Making a data analysis plan Writing good questions Distribution options Data Scientists know that even the slickest code, the best data […]
11 Design Tips for Data Visualization
Here’s an important fact that’s easy to forget: our data is only as helpful as it is understandable. Most of the time, making data understandable means creating some kind of data visualization. And while a simple bar graph might cut it for internal work, making your data both visually understandable and visually attractive can help […]
Top 20 Python AI and Machine Learning Open Source Projects
Getting into Machine Learning and AI is not an easy task, but is a critical part of data science programs. Many aspiring professionals and enthusiasts find it hard to establish a proper path into the field, given the enormous amount of resources available today. The field is evolving constantly and it is crucial that we […]
An In-Depth Style Guide for Data Science Projects
Data science projects are becoming more important in the world of data analysis, so it’s important to understand best practices and styles for data science projects.
What’s New in Dataquest v1.85: Takeaways, Intermediate R, and More
We’re always working on ways to help you learn and keep you motivated — from new features, to celebrating student stories. In this post, we give you a quick overview of what we’ve released recently, and what’s coming up. Takeaways Programming is comprised of many small actions and concepts, and it can be hard to […]
Regex Cheat Sheet: A Quick Guide to Regular Expressions in Python
Keep this PDF Python cheat sheet nearby anytime you need to use regular expressions for your data science work, as a quick, handy reference.
Data Science Terms and Jargon: A Glossary
Getting started in data science can be overwhelming, especially when you consider the variety of concepts and techniques a data scienctist needs to master in order to do her job effectively. Even the term “data science” can be somewhat nebulous, and as the field gains popularity it seems to lose definition. To help those new […]
Five Essential Traits of a Data Scientist
Trillions of pixels have been deployed to answer the question ‘What makes a good data scientist?’ Most of these articles have focused on skills and tools of data science while almost none have discussed the personalities that make good, even great, data scientists. A Google search for “data science skills” returns 38 million results; ‘data […]
Python Cheat Sheet for Data Science: Intermediate
The printable version of this cheat sheet The tough thing about learning data is remembering all the syntax. While at Dataquest we advocate getting used to consulting the Python documentation, sometimes it’s nice to have a handy reference, so we’ve put together this cheat sheet to help you out! This cheat sheet is the companion […]
Python Cheat Sheet for Data Science: Basics
It’s common when first learning Python for Data Science to have trouble remembering all the syntax that you need. While at Dataquest we advocate getting used to consulting the Python documentation, sometimes it’s nice to have a handy reference, so we’ve put together this cheat sheet to help you out! This cheat sheet is the […]
The Tips and Tricks I used to succeed on Kaggle
I learned machine learning through competing in Kaggle competitions. I entered my first competitions in 2011, with almost no data science knowledge. I soon ended up in fifth place out of a hundred or so in a stock trading competition. Over the next year, I won several competitions on automated essay scoring and bond price […]
NumPy Cheat Sheet — Python for Data Science
NumPy is the library that gives Python its ability to work with data at speed. Originally, launched in 1995 as ‘Numeric,’ NumPy is the foundation on which many important Python data science libraries are built, including Pandas, SciPy and scikit-learn. It’s common when first learning NumPy to have trouble remembering all the functions and methods […]
Pandas Cheat Sheet — Python for Data Science
Pandas is arguably the most important Python package for data science. Not only does it give you lots of methods and functions that make working with data easier, but it has been optimized for speed which gives you a significant advantage compared with working with numeric data using Python’s built-in functions. It’s common when first […]
NumPy Tutorial: Data analysis with Python
Don’t miss our FREE NumPy cheat sheet at the bottom of this post NumPy is a commonly used Python data analysis package. By using NumPy, you can speed up your workflow, and interface with other packages in the Python ecosystem, like scikit-learn, that use NumPy under the hood. NumPy was originally developed in the mid […]
28 Jupyter Notebook Tips, Tricks, and Shortcuts
Jupyter Notebook is a powerful tool for data analysis. Here are 28 tips, tricks, and shortcuts to turn you into a Jupyter notebooks power user!
7 Great Data Science Newsletters to Keep You Informed
In a fast-paced and rapidly growing industry like data science, keeping up is essential. Knowing what is trending is essential in helping you know what new tools to learn, to help you get a job, and much more. At the same time, there is so much content out there that it can be hard to […]