/data-science-free-tutorials

Free Data Science tutorials for beginners with 151 interactive lessons. Easy-to-follow programming guides with hands-on practice exercises.

Practice Data Science Free Tutorials

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Learn Data Science with this comprehensive learning path designed for beginners. These Data Science Courses provide a structured roadmap for exploring data analysis and interpretation. Master essential concepts and tools through hands-on, non-video lessons and practical exercises in an interactive playground, strengthening skills in statistical analysis, machine learning, and data visualization.

Index Name Difficulty Tutorial Link
001 ๐Ÿ“– NumPy Math Games Beginner ๐Ÿ”— View
002 ๐Ÿ“– Print Hello Python Beginner ๐Ÿ”— View
003 ๐Ÿ“– Classes and Objects Advanced ๐Ÿ”— View
004 ๐Ÿ“– Python Code Comments Intermediate ๐Ÿ”— View
005 ๐Ÿ“– Python Data Structures Fundamentals Intermediate ๐Ÿ”— View
006 ๐Ÿ“– Python Function Fundamentals Advanced ๐Ÿ”— View
007 ๐Ÿ“– Python's Conditional Statements Beginner ๐Ÿ”— View
008 ๐Ÿ“– Exploring IPython's Interactive Computing Features Beginner ๐Ÿ”— View
009 ๐Ÿ“– Python Math and Augmented Assignment Beginner ๐Ÿ”— View
010 ๐Ÿ“– Variable Type Conversion Beginner ๐Ÿ”— View
011 ๐Ÿ“– NumPy Einsum for Scientific Computing Beginner ๐Ÿ”— View
012 ๐Ÿ“– NumPy Einsum Function Beginner ๐Ÿ”— View
013 ๐Ÿ“– Your First Matplotlib Lab Beginner ๐Ÿ”— View
014 ๐Ÿ“– Generating Secure Dynamic Templates with Jinja2 Beginner ๐Ÿ”— View
015 ๐Ÿ“– Your First Python Lab Intermediate ๐Ÿ”— View
016 ๐Ÿ“– Python Variables and Data Types Beginner ๐Ÿ”— View
017 ๐Ÿ“– Conditional Statements in Python Beginner ๐Ÿ”— View
018 ๐Ÿ“– Convert Hours to Seconds Beginner ๐Ÿ”— View
019 ๐Ÿ“– Data Types and Conversion Intermediate ๐Ÿ”— View
020 ๐Ÿ“– How to Interact with Windows API in Python Beginner ๐Ÿ”— View
021 ๐Ÿ“– Explore MySQL System Tables Beginner ๐Ÿ”— View
022 ๐Ÿ“– Space Academy Communication Beginner ๐Ÿ”— View
023 ๐Ÿ“– Python Data Types and Operators Intermediate ๐Ÿ”— View
024 ๐Ÿ“– Create an Astronaut Name Tag Processor Beginner ๐Ÿ”— View
025 ๐Ÿ“– Python Control Structures Intermediate ๐Ÿ”— View
026 ๐Ÿ“– Create a Rocket Launch Countdown Beginner ๐Ÿ”— View
027 ๐Ÿ“– Python Functions and Modules Beginner ๐Ÿ”— View
028 ๐Ÿ“– Space Mission Calculator Beginner ๐Ÿ”— View
029 ๐Ÿ“– Python Data Structures Beginner ๐Ÿ”— View
030 ๐Ÿ“– Space Mission Management System Beginner ๐Ÿ”— View
031 ๐Ÿ“– How to efficiently copy elements from one tuple to another in Python Beginner ๐Ÿ”— View
032 ๐Ÿ“– How to access and modify attributes of a Python object Beginner ๐Ÿ”— View
033 ๐Ÿ“– How to access nested keys in a Python JSON object Beginner ๐Ÿ”— View
034 ๐Ÿ“– How to compare two Python strings for equality in a case-insensitive manner? Beginner ๐Ÿ”— View
035 ๐Ÿ“– How to generate unique random lottery numbers in Python Beginner ๐Ÿ”— View
036 ๐Ÿ“– How to handle KeyError when accessing nested keys in a Python JSON object Beginner ๐Ÿ”— View
037 ๐Ÿ“– What are best practices for extracting values from nested Python JSON objects Beginner ๐Ÿ”— View
038 ๐Ÿ“– What is the best way to check if a Python file is empty or not Beginner ๐Ÿ”— View
039 ๐Ÿ“– How to handle file not found error in Python Beginner ๐Ÿ”— View
040 ๐Ÿ“– How to handle file paths across different operating systems in Python Beginner ๐Ÿ”— View
041 ๐Ÿ“– How to use next to get the next element from a Python iterator Beginner ๐Ÿ”— View
042 ๐Ÿ“– What are the differences between file access modes in Python? Beginner ๐Ÿ”— View
043 ๐Ÿ“– What is the difference between positional arguments and optional arguments in Python's argparse module? Beginner ๐Ÿ”— View
044 ๐Ÿ“– How to activate and deactivate a Python virtual environment Beginner ๐Ÿ”— View
045 ๐Ÿ“– How to check the Python system path to find necessary modules Beginner ๐Ÿ”— View
046 ๐Ÿ“– How to create a defaultdict with a default value of 0 in Python Beginner ๐Ÿ”— View
047 ๐Ÿ“– How to find the top N elements in a Python list Beginner ๐Ÿ”— View
048 ๐Ÿ“– How to handle different HTTP status codes in Python requests Beginner ๐Ÿ”— View
049 ๐Ÿ“– How to handle missing or invalid function arguments in Python Beginner ๐Ÿ”— View
050 ๐Ÿ“– How to handle unauthorized responses in Python requests Beginner ๐Ÿ”— View
051 ๐Ÿ“– How to implement authentication in a Python client-server system Beginner ๐Ÿ”— View
052 ๐Ÿ“– How to implement error handling in Python socket communication Beginner ๐Ÿ”— View
053 ๐Ÿ“– How to include additional files in a Python package Beginner ๐Ÿ”— View
054 ๐Ÿ“– How to parse response content from a Python requests call Beginner ๐Ÿ”— View
055 ๐Ÿ“– How to redirect the print function to a file in Python Beginner ๐Ÿ”— View
056 ๐Ÿ“– How to set custom headers in a Python requests call Beginner ๐Ÿ”— View
057 ๐Ÿ“– How to use itertools.combinations in Python Beginner ๐Ÿ”— View
058 ๐Ÿ“– How to use the dict attribute to manage instance data in Python Beginner ๐Ÿ”— View
059 ๐Ÿ“– How to check if an object is iterable in Python Beginner ๐Ÿ”— View
060 ๐Ÿ“– How to configure network interfaces in Python Beginner ๐Ÿ”— View
061 ๐Ÿ“– How to create a list with a range of numbers in Python Beginner ๐Ÿ”— View
062 ๐Ÿ“– How to efficiently process large CSV files in Python Beginner ๐Ÿ”— View
063 ๐Ÿ“– How to properly set up an init.py file in a Python package Beginner ๐Ÿ”— View
064 ๐Ÿ“– How to run a Python program from the command line Beginner ๐Ÿ”— View
065 ๐Ÿ“– How to send and receive messages using Python sockets Beginner ๐Ÿ”— View
066 ๐Ÿ“– How to use lambda functions to update dictionary values in Python Beginner ๐Ÿ”— View
067 ๐Ÿ“– How to find common elements in two Python lists Beginner ๐Ÿ”— View
068 ๐Ÿ“– How to use re.findall() in Python to find all matching substrings Beginner ๐Ÿ”— View
069 ๐Ÿ“– How to use init, str, and repr methods in Python Beginner ๐Ÿ”— View
070 ๐Ÿ“– How to filter out non-alphanumeric characters from Python strings Beginner ๐Ÿ”— View
071 ๐Ÿ“– How to determine grade based on marks using Python if-elif-else Beginner ๐Ÿ”— View
072 ๐Ÿ“– How to resolve import errors in Python Beginner ๐Ÿ”— View
073 ๐Ÿ“– How to use a lambda function for custom sorting in Python Beginner ๐Ÿ”— View
074 ๐Ÿ“– How to convert a Python list to a set while preserving the original order Beginner ๐Ÿ”— View
075 ๐Ÿ“– How to resolve 'NameError: name 'json' is not defined' in Python Beginner ๐Ÿ”— View
076 ๐Ÿ“– How to wait for a Python thread to finish Beginner ๐Ÿ”— View
077 ๐Ÿ“– How to start PostgreSQL in Kali Linux Beginner ๐Ÿ”— View
078 ๐Ÿ“– How to resolve ValueError: too many values to unpack Beginner ๐Ÿ”— View
079 ๐Ÿ“– How to replace multiple whitespaces in a Python string Beginner ๐Ÿ”— View
080 ๐Ÿ“– How to efficiently group a Python list based on a given function Beginner ๐Ÿ”— View
081 ๐Ÿ“– How to format the hexadecimal output in Python Beginner ๐Ÿ”— View
082 ๐Ÿ“– Create Your First MySQL Database Beginner ๐Ÿ”— View
083 ๐Ÿ“– Create a Product Catalog Table Beginner ๐Ÿ”— View
084 ๐Ÿ“– MySQL Basic Data Manipulation Beginner ๐Ÿ”— View
085 ๐Ÿ“– MySQL Table Structure and Data Types Beginner ๐Ÿ”— View
086 ๐Ÿ“– Database Management Fundamentals with MySQL Beginner ๐Ÿ”— View
087 ๐Ÿ“– Installation and Basic Configuration of MySQL Intermediate ๐Ÿ”— View
088 ๐Ÿ“– How to create inline functions in Python Beginner ๐Ÿ”— View
089 ๐Ÿ“– How to align output in Python printing Beginner ๐Ÿ”— View
090 ๐Ÿ“– How to use regex capture groups in Python Beginner ๐Ÿ”— View
091 ๐Ÿ“– How to clean up virtual environments Beginner ๐Ÿ”— View
092 ๐Ÿ“– How to deactivate Python venv Beginner ๐Ÿ”— View
093 ๐Ÿ“– How to pass arguments in Python multiprocessing Beginner ๐Ÿ”— View
094 ๐Ÿ“– How to add time in Python datetime Beginner ๐Ÿ”— View
095 ๐Ÿ“– How to add multiple argparse arguments Beginner ๐Ÿ”— View
096 ๐Ÿ“– Database Management Basics with PostgreSQL Beginner ๐Ÿ”— View
097 ๐Ÿ“– Installation and Initial Setup of PostgreSQL Intermediate ๐Ÿ”— View
098 ๐Ÿ“– PostgreSQL Table Creation and Data Types Intermediate ๐Ÿ”— View
099 ๐Ÿ“– MySQL Functions and Custom Logic Beginner ๐Ÿ”— View
100 ๐Ÿ“– MySQL Indexes and Performance Optimization Beginner ๐Ÿ”— View
101 ๐Ÿ“– MySQL Stored Procedures Basics Beginner ๐Ÿ”— View
102 ๐Ÿ“– MySQL Subqueries and Nested Operations Beginner ๐Ÿ”— View
103 ๐Ÿ“– MySQL Transactions and Data Integrity Beginner ๐Ÿ”— View
104 ๐Ÿ“– MySQL Triggers for Automation Beginner ๐Ÿ”— View
105 ๐Ÿ“– MySQL Views and Virtual Tables Beginner ๐Ÿ”— View
106 ๐Ÿ“– PostgreSQL Advanced Data Types Beginner ๐Ÿ”— View
107 ๐Ÿ“– PostgreSQL Advanced Query Writing Beginner ๐Ÿ”— View
108 ๐Ÿ“– PostgreSQL Index Optimization Beginner ๐Ÿ”— View
109 ๐Ÿ“– PostgreSQL Relationships and Joins Beginner ๐Ÿ”— View
110 ๐Ÿ“– PostgreSQL Role and Permission Management Beginner ๐Ÿ”— View
111 ๐Ÿ“– PostgreSQL Transaction Management Beginner ๐Ÿ”— View
112 ๐Ÿ“– PostgreSQL Views Management Beginner ๐Ÿ”— View
113 ๐Ÿ“– Verify PostgreSQL Connection Details Beginner ๐Ÿ”— View
114 ๐Ÿ“– Create Your Own Recipe Database Beginner ๐Ÿ”— View
115 ๐Ÿ“– Explore Python Development Tools Beginner ๐Ÿ”— View
116 ๐Ÿ“– Understand Character Encoding in Python Beginner ๐Ÿ”— View
117 ๐Ÿ“– Understand Identifiers in Python Beginner ๐Ÿ”— View
118 ๐Ÿ“– Use VS Code for Python Development Beginner ๐Ÿ”— View
119 ๐Ÿ“– Write and Debug a Simple Python Program Beginner ๐Ÿ”— View
120 ๐Ÿ“– NumPy Array Creation Beginner ๐Ÿ”— View
121 ๐Ÿ“– NumPy Indexing on ndarrays Beginner ๐Ÿ”— View
122 ๐Ÿ“– NumPy IO Genfromtxt Beginner ๐Ÿ”— View
123 ๐Ÿ“– NumPy Data Types Beginner ๐Ÿ”— View
124 ๐Ÿ“– NumPy Broadcasting Beginner ๐Ÿ”— View
125 ๐Ÿ“– NumPy Copies and Views Beginner ๐Ÿ”— View
126 ๐Ÿ“– NumPy Structured Arrays Beginner ๐Ÿ”— View
127 ๐Ÿ“– NumPy Universal Functions Beginner ๐Ÿ”— View
128 ๐Ÿ“– Pandas Basic Data Cleaning Beginner ๐Ÿ”— View
129 ๐Ÿ“– Pandas Creating DataFrames Beginner ๐Ÿ”— View
130 ๐Ÿ“– Pandas Descriptive Statistics Beginner ๐Ÿ”— View
131 ๐Ÿ“– Pandas Filtering Data Beginner ๐Ÿ”— View
132 ๐Ÿ“– Pandas Grouping and Aggregating Beginner ๐Ÿ”— View
133 ๐Ÿ“– Pandas Introduction and Setup Beginner ๐Ÿ”— View
134 ๐Ÿ“– Pandas Reading External Data Beginner ๐Ÿ”— View
135 ๐Ÿ“– Pandas Selecting Data Beginner ๐Ÿ”— View
136 ๐Ÿ“– Pandas Sorting Data Beginner ๐Ÿ”— View
137 ๐Ÿ“– Scikit-learn Cross-Validation Beginner ๐Ÿ”— View
138 ๐Ÿ“– Scikit-learn Data Loading and Exploration Beginner ๐Ÿ”— View
139 ๐Ÿ“– Scikit-learn Data Preprocessing Beginner ๐Ÿ”— View
140 ๐Ÿ“– Scikit-learn Installation and Setup Beginner ๐Ÿ”— View
141 ๐Ÿ“– Scikit-learn KNN Classification Beginner ๐Ÿ”— View
142 ๐Ÿ“– Scikit-learn Linear Regression Beginner ๐Ÿ”— View
143 ๐Ÿ“– Scikit-learn Model Evaluation Beginner ๐Ÿ”— View
144 ๐Ÿ“– Matplotlib Bar Charts Beginner ๐Ÿ”— View
145 ๐Ÿ“– Matplotlib Basic Line Plots Beginner ๐Ÿ”— View
146 ๐Ÿ“– Matplotlib Customizing Line Plots Beginner ๐Ÿ”— View
147 ๐Ÿ“– Matplotlib Histograms Beginner ๐Ÿ”— View
148 ๐Ÿ“– Matplotlib Installation and Import Beginner ๐Ÿ”— View
149 ๐Ÿ“– Matplotlib Pie Charts Beginner ๐Ÿ”— View
150 ๐Ÿ“– Matplotlib Scatter Plots Beginner ๐Ÿ”— View
151 ๐Ÿ“– Matplotlib Subplots Creation Beginner ๐Ÿ”— View

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