Python Data Science Jobs & Interviews
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Your go-to hub for Python and Data Scienceβ€”featuring questions, answers, quizzes, and interview tips to sharpen your skills and boost your career in the data-driven world.

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Python Question / Quiz;

What is the output of the following Python code, and why? πŸ€”πŸš€ Comment your answers below! πŸ‘‡

#python #programming #developer #programmer #coding #coder #softwaredeveloper #computerscience #webdev #webdeveloper #webdevelopment #pythonprogramming #pythonquiz #ai #ml #machinelearning #datascience

https://t.iss.one/DataScienceQ
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Python Question / Quiz;

What is the output of the following Python code, and why? πŸ€”πŸš€ Comment your answers below! πŸ‘‡

#python #programming #developer #programmer #coding #coder #softwaredeveloper #computerscience #webdev #webdeveloper #webdevelopment #pythonprogramming #pythonquiz #ai #ml #machinelearning #datascience

https://t.iss.one/DataScienceQ
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Python Question / Quiz;

What is the output of the following Python code, and why? πŸ€”πŸš€ Comment your answers below! πŸ‘‡

#python #programming #developer #programmer #coding #coder #softwaredeveloper #computerscience #webdev #webdeveloper #webdevelopment #pythonprogramming

https://t.iss.one/DataScienceQ
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Python Question / Quiz;

What is the output of the following Python code, and why? πŸ€”πŸš€ Comment your answers below! πŸ‘‡

#python #programming #developer #programmer #coding #coder #softwaredeveloper #computerscience #webdev #webdeveloper #webdevelopment #pythonprogramming

https://t.iss.one/DataScienceQ
πŸ‘2❀1
What will be the output of the following code?

import numpy as np
numbers = np.array([1, 2, 3])
new_numbers = numbers + 1
print(new_numbers.tolist())


#python #programming #developer #programmer #coding #coder #softwaredeveloper #computerscience #webdev #webdeveloper #webdevelopment #pythonprogramming

https://t.iss.one/DataScienceQ
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Python Question / Quiz;

What is the output of the following Python code, and why? πŸ€”πŸš€ Comment your answers below! πŸ‘‡

#python #programming #developer #programmer #coding #coder #softwaredeveloper #computerscience #webdev #webdeveloper #webdevelopment #pythonprogramming #pythonquiz #ai #ml #machinelearning #datascience

https://t.iss.one/DataScienceQ
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Python Question / Quiz;

What is the output of the following Python code, and why? πŸ€”πŸš€ Comment your answers below! πŸ‘‡

#python #programming #developer #programmer #coding #coder #softwaredeveloper #computerscience #webdev #webdeveloper #webdevelopment #pythonprogramming

https://t.iss.one/DataScienceQ
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Here are links to the most important free Python courses with a brief description of their value.


1. Coursera: Python for Everybody
Link: https://www.coursera.org/specializations/python
Importance: A perfect starting point for absolute beginners. Covers Python fundamentals and basic data structures, leading to web scraping and database access.

2. freeCodeCamp: Scientific Computing with Python
Link: https://www.freecodecamp.org/learn/scientific-computing-with-python/
Importance: Project-based certification. You build applications like a budget app or a time calculator, reinforcing learning through practical, portfolio-worthy projects.

3. Harvard's CS50P: CS50's Introduction to Programming with Python
Link: https://cs50.harvard.edu/python/2022/
Importance: A rigorous university-level course. Teaches core concepts and problem-solving skills with exceptional depth and clarity, preparing you for complex programming challenges.

4. Real Python Tutorials
Link: https://realpython.com/
Importance: An extensive resource for all levels. Offers in-depth articles, tutorials, and code examples on nearly every Python topic, from basics to advanced specialized libraries.

5. W3Schools Python Tutorial
Link: https://www.w3schools.com/python/
Importance: Excellent for quick reference and interactive learning. Allows you to read a concept and test code directly in the browser, ideal for fast learning and checking syntax.

6. Google's Python Class
Link: https://developers.google.com/edu/python
Importance: A concise, fast-paced course for those with some programming experience. Includes lecture videos and well-designed exercises to quickly get up to speed.

#Python #LearnPython #PythonProgramming #Coding #FreeCourses #PythonForBeginners #Developer #Programming


By: t.iss.one/DataScienceQ πŸš€
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In Python, a list comprehension is a concise and elegant way to create lists. It allows you to generate a new list by applying an expression to each item in an existing iterable (like a list or range), often in a single line of code, making it more readable and compact than a traditional for loop.

# Traditional way using a for loop
squares_loop = []
for i in range(10):
    squares_loop.append(i i)

print(f"Using a loop: {squares_loop}")

The Pythonic way using a list comprehension

squares_comp = [i i for i in range(10)]

print(f"Using comprehension: {squares_comp}")

You can also add conditions

even_squares = [i * i for i in range(10) if i % 2 == 0]
print(f"Even squares only: {even_squares}")

Both the loop and the basic list comprehension produce the exact same result: a list of the first 10 square numbers. However, the list comprehension is more efficient and easier to read once you are familiar with the syntax.

#Python #ListComprehension #PythonTips #CodeExamples #Programming #Pythonic #Developer #Code

By: @DataScienceQ 🩡
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