I always heard: “NumPy is faster than Python lists.” But today, I tested it myself 👇 Day 8 of my Data Science Journey 🚀: I added 1,000,000 elements using: 🔹 Python lists 🔹 NumPy arrays 📊 Result? NumPy was significantly faster. 💡 Why this happens: NumPy uses vectorized operations and runs on optimized C code, avoiding slow Python loops. 👉 This is why NumPy is the backbone of Data Science & Machine Learning. Small step today, but building real understanding. #DataScience #Python #NumPy #LearningInPublic #Day8
NumPy vs Python Lists: Speed Comparison
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🐍 Exploring NumPy Basics in Python Today I practiced core NumPy operations to understand how numerical computing works in Python. ✔ Converted Python lists into NumPy arrays ✔ Created arrays using np.array() ✔ Generated sequences with np.arange() and np.linspace() ✔ Built matrices using np.zeros(), np.ones(), and np.eye() ✔ Worked with random numbers using np.random.rand() and np.random.randint() ✔ Performed basic array operations like max(), min(), and reshape() 💡 Key takeaway: NumPy is powerful for handling large datasets and is the foundation for Data Science and Machine Learning in Python. 📌 Full code available here: 👉https://lnkd.in/dCMhYQey Next step: I will explore array indexing, slicing, and basic statistical operations. #Python #NumPy #DataScience #MachineLearning #100DaysOfCode #LearningJourney
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I used to think NumPy was just another Python library… until I understood this 👇 NumPy is all about working with arrays efficiently. Instead of using normal Python lists, NumPy lets you handle data faster and smarter. Think of it like this: A Python list = normal road 🚶♂️ NumPy array = highway 🚀 For example: If you want to add 10 to every number In Python list: You loop through each element In NumPy: 👉 It happens in one line That’s the power. NumPy is heavily used in: - Data Science - Machine Learning - Data Engineering If you're working with data, learning NumPy is not optional. It makes your code faster, cleaner, and more efficient. What confused you the most when you started NumPy? #NumPy #Python #DataScience #MachineLearning #DataEngineering #CodingJourney #TechLearning
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🚀 My Data Science Journey Today, I focused on strengthening my Python fundamentals 🐍 — the backbone of every Data Science & ML workflow. 📚 Here’s what I covered: 🔹 Python Basics & Syntax 🔹 Operators, If-Else Conditions & Loops 🔹 String Handling in Python 🔹 Practicing real-world string-based problems 💡 Key Learnings: - Writing clean and readable code is more important than just making it work - Loops + conditions = powerful logic building - Strings are everywhere — mastering them is a must! ⏳ Consistency is the real game changer. Small steps every day lead to big results. #Python #DataScience #MachineLearning #CodingJourney #CampusX #100DaysOfCode #LearnInPublic
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Many people learn Python and Pandas as tools. But the real transformation happens when you learn Pandas as a way of thinking. Because data isn’t just “numbers in a table”—it’s evidence. And evidence has shape, structure, friction, and sometimes silence (missing values, messy formats, inconsistent categories). When you master core Pandas operations, you stop merely processing datasets… and you start understanding systems. #Python #Pandas #LakkiData #LearningSteps
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Real data is never clean. Save this cheat sheet for the next time you are dealing with messy text columns. 12 pandas string functions. Grouped by what they actually do. Clean it. Find it. Transform it. Validate it. Follow Everyday Data People for a cheat sheet every day. #Python #Pandas #DataCleaning #DataScience #DataAnalytics #EverydayDataPeople
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🚀 Day 2/30 – Stack & Queue Implementation using Python 🐍📚 Continuing my 30 Days Python Challenge with one of the most important Data Structures fundamentals! Today, I built a Stack & Queue implementation in Python to strengthen my understanding of LIFO and FIFO concepts, along with how data flows in real-world applications 💻 What I focused on today: ✨ Implementing Stack operations: push, pop, peek ✨ Implementing Queue operations: enqueue, dequeue ✨ Strengthening DSA logic and problem-solving skills This challenge is all about consistency, learning in public, and becoming better every single day 🚀 👉 Would love your feedback! Day 3 coming tomorrow… stay tuned 👀 #Python #30DaysChallenge #PythonProjects #DataStructures #Stack #Queue #CodingJourney #LearnPython #BuildInPublic #ProblemSolving
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Attending SQLBits today? ⏰ 12:30 PM - don’t miss “Python in Microsoft Fabric: Execution Options and Scaling.” Matt Collins breaks down how to run and scale Python in Fabric - fast, practical, and straight to the point. If you’re working in data or analytics, this one’s worth your time. See you there. #SQLBits #MicrosoftFabric #Python #DataEngineering #Analytics
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Excited to share my latest blog on Getting Started with Matplotlib in Python! 📊 In this article, I’ve covered the basics of data visualization using Matplotlib and how we can turn raw data into meaningful insights. This project helped me strengthen my understanding of Python and data visualization concepts. 🔗 Read here: https://lnkd.in/g5HZZ4jt I’d love to hear your feedback! #Python #Matplotlib #DataVisualization #MediumBlog #LearningJourney
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Day 5 Consistency is key! 🚀 I’ve been dedicating time to strengthening my Python fundamentals, specifically diving deep into how to work with data sequences. From understanding immutability to mastering indexing and slicing techniques, I’m building a solid foundation to handle data manipulation more effectively. It’s rewarding to see how these concepts translate into cleaner, more efficient. Today I’ve been practicing advanced sequence manipulation in Python. Key takeaways from my study session: Immutability: Understanding why certain data types (like strings) cannot be changed in place. Slicing Syntax: Mastering [start:stop] and how to omit indices for cleaner, faster code. Negative Indexing: Leveraging indexing from the end to make my code more dynamic. There is always something new to learn when it comes to optimizing data extraction! 💡 #PythonProgramming #SoftwareDevelopment #LearningToCode #DataManipulation #CodingTips #Python #CodingJourney #ContinuousLearning #DataHandling #SelfDevelopment #TechSkills
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🚀 Day 3 — Python Journey Today’s focus was on float operations in Python (working with decimal numbers). 📌 What I learned: Float declaration Addition, subtraction, multiplication, division Rounding values using round() Scientific notation Precision handling in floats 💡 What I found interesting: Float values are not always 100% accurate due to precision limitations. Even simple calculations can sometimes give unexpected results. Understanding this early is important, especially for real-world applications like finance or data science. Step by step, trying to build a strong foundation. #Day3 #Python #CodingJourney #LearnInPublic #Consistency
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