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Python Interview Projects & Free Courses

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Python Roadmap for 2025 ๐Ÿ‘†
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๐—™๐—ฅ๐—˜๐—˜ ๐—ง๐—”๐—ง๐—” ๐——๐—ฎ๐˜๐—ฎ ๐—”๐—ป๐—ฎ๐—น๐˜†๐˜๐—ถ๐—ฐ๐˜€ ๐—ฉ๐—ถ๐—ฟ๐˜๐˜‚๐—ฎ๐—น ๐—œ๐—ป๐˜๐—ฒ๐—ฟ๐—ป๐˜€๐—ต๐—ถ๐—ฝ ๐—ณ๐—ผ๐—ฟ ๐—•๐—ฒ๐—ด๐—ถ๐—ป๐—ป๐—ฒ๐—ฟ๐˜€ (๐—ช๐—ถ๐˜๐—ต ๐—–๐—ฒ๐—ฟ๐˜๐—ถ๐—ณ๐—ถ๐—ฐ๐—ฎ๐˜๐—ฒ)๐Ÿ˜

๐ŸŽฏ Gain Real-World Data Analytics Experience with TATA โ€“ 100% Free!๐Ÿ“Šโœจ๏ธ

Want to boost your resume and build real-world experience as a beginner? This free TATA Data Analytics Virtual Internship on Forage lets you step into the shoes of a data analyst โ€” no experience required!๐Ÿง‘โ€๐ŸŽ“๐Ÿ“Œ

๐‹๐ข๐ง๐ค๐Ÿ‘‡:-

https://pdlink.in/3FyjDgp

No application or selection process โ€” just sign up and start learning instantly!โœ…๏ธ
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Machine Learning isn't easy!

Itโ€™s the field that powers intelligent systems and predictive models.

To truly master Machine Learning, focus on these key areas:

0. Understanding the Basics of Algorithms: Learn about linear regression, decision trees, and k-nearest neighbors to build a solid foundation.


1. Mastering Data Preprocessing: Clean, normalize, and handle missing data to prepare your datasets for training.


2. Learning Supervised Learning Techniques: Dive deep into classification and regression models, such as SVMs, random forests, and logistic regression.


3. Exploring Unsupervised Learning: Understand clustering techniques (K-means, hierarchical) and dimensionality reduction (PCA, t-SNE).


4. Mastering Model Evaluation: Use techniques like cross-validation, confusion matrices, ROC curves, and F1 scores to assess model performance.


5. Understanding Overfitting and Underfitting: Learn how to balance bias and variance to build robust models.


6. Optimizing Hyperparameters: Use grid search, random search, and Bayesian optimization to fine-tune your models for better performance.


7. Diving into Neural Networks and Deep Learning: Explore deep learning with frameworks like TensorFlow and PyTorch to create advanced models like CNNs and RNNs.


8. Working with Natural Language Processing (NLP): Master text data, sentiment analysis, and techniques like word embeddings and transformers.


9. Staying Updated with New Techniques: Machine learning evolves rapidlyโ€”keep up with emerging models, techniques, and research.



Machine learning is about learning from data and improving models over time.

๐Ÿ’ก Embrace the challenges of building algorithms, experimenting with data, and solving complex problems.

โณ With time, practice, and persistence, youโ€™ll develop the expertise to create systems that learn, predict, and adapt.

Data Science & Machine Learning Resources: https://topmate.io/coding/914624

Credits: https://t.me/datasciencefun

Like if you need similar content ๐Ÿ˜„๐Ÿ‘

Hope this helps you ๐Ÿ˜Š

#datascience
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Forwarded from Artificial Intelligence
๐Ÿณ ๐— ๐˜‚๐˜€๐˜-๐—ž๐—ป๐—ผ๐˜„ ๐—ฆ๐—ค๐—Ÿ ๐—–๐—ผ๐—ป๐—ฐ๐—ฒ๐—ฝ๐˜๐˜€ ๐—˜๐˜ƒ๐—ฒ๐—ฟ๐˜† ๐—”๐˜€๐—ฝ๐—ถ๐—ฟ๐—ถ๐—ป๐—ด ๐——๐—ฎ๐˜๐—ฎ ๐—”๐—ป๐—ฎ๐—น๐˜†๐˜€๐˜ ๐—ฆ๐—ต๐—ผ๐˜‚๐—น๐—ฑ ๐— ๐—ฎ๐˜€๐˜๐—ฒ๐—ฟ๐Ÿ˜

If youโ€™re serious about becoming a data analyst, thereโ€™s no skipping SQL. Itโ€™s not just another technical skill โ€” itโ€™s the core language for data analytics.๐Ÿ“Š

๐‹๐ข๐ง๐ค๐Ÿ‘‡:-

https://pdlink.in/44S3Xi5

This guide covers 7 key SQL concepts that every beginner must learnโœ…๏ธ
The Only SQL You Actually Need For Your First Job (Data Analytics)

The Learning Trap: What Most Beginners Fall Into

When starting out, it's common to feel like you need to master every possible SQL concept. You binge YouTube videos, tutorials, and courses, yet still feel lost in interviews or when given a real dataset.

Common traps:

- Complex subqueries

- Advanced CTEs

- Recursive queries

- 100+ tutorials watched

- 0 practical experience


Reality Check: What You'll Actually Use 75% of the Time

Most data analytics roles (especially entry-level) require clarity, speed, and confidence with core SQL operations. Hereโ€™s what covers most daily work:

1. SELECT, FROM, WHERE โ€” The Foundation

SELECT name, age
FROM employees
WHERE department = 'Finance';

This is how almost every query begins. Whether exploring a dataset or building a dashboard, these are always in use.

2. JOINs โ€” Combining Data From Multiple Tables

SELECT e.name, d.department_name
FROM employees e
JOIN departments d ON e.department_id = d.id;

Youโ€™ll often join tables like employee data with department, customer orders with payments, etc.

3. GROUP BY โ€” Summarizing Data

SELECT department, COUNT(*) AS employee_count
FROM employees
GROUP BY department;

Used to get summaries by categories like sales per region or users by plan.

4. ORDER BY โ€” Sorting Results

SELECT name, salary
FROM employees
ORDER BY salary DESC;

Helps sort output for dashboards or reports.

5. Aggregations โ€” Simple But Powerful

Common functions: COUNT(), SUM(), AVG(), MIN(), MAX()

SELECT AVG(salary)
FROM employees
WHERE department = 'IT';

Gives quick insights like average deal size or total revenue.

6. ROW_NUMBER() โ€” Adding Row Logic

SELECT *
FROM (
SELECT *, ROW_NUMBER() OVER(PARTITION BY customer_id ORDER BY order_date DESC) as rn
FROM orders
) sub
WHERE rn = 1;

Used for deduplication, rankings, or selecting the latest record per group.

Credits: https://whatsapp.com/channel/0029VaGgzAk72WTmQFERKh02

React โค๏ธ for more
๐—”๐—ฐ๐—ฒ ๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—ฆ๐—ค๐—Ÿ ๐—œ๐—ป๐˜๐—ฒ๐—ฟ๐˜ƒ๐—ถ๐—ฒ๐˜„ ๐˜„๐—ถ๐˜๐—ต ๐—ง๐—ต๐—ฒ๐˜€๐—ฒ ๐Ÿฏ๐Ÿฌ ๐— ๐—ผ๐˜€๐˜-๐—”๐˜€๐—ธ๐—ฒ๐—ฑ ๐—ค๐˜‚๐—ฒ๐˜€๐˜๐—ถ๐—ผ๐—ป๐˜€! ๐Ÿ˜

๐Ÿคฆ๐Ÿปโ€โ™€๏ธStruggling with SQL interviews? Not anymore!๐Ÿ“

SQL interviews can be challenging, but preparation is the key to success. Whether youโ€™re aiming for a data analytics role or just brushing up, this resource has got your back!๐ŸŽŠ

๐‹๐ข๐ง๐ค๐Ÿ‘‡:-

https://pdlink.in/4olhd6z

Letโ€™s crack that interview together!โœ…๏ธ
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Build Machine Learning Projects in Python โœ…
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Fullstack Developer Skills & Technologies
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