Coding Block Hisar

A shop recorded sales for 3 days:

sales = np.array([
[10, 20, 15], # Day 1: 3 products
[12, 18, 22], # Day 2
[14, 25, 19] # Day 3
])

💡 What will np.sum(sales, axis=1) return?
(🤔 Sum of sales per day)

2 weeks ago | [YT] | 0

Coding Block Hisar

What happens when the dependency array of a useEffect hook is set to an empty array ([])?

1 month ago | [YT] | 0

Coding Block Hisar

import numpy as np
arr = np.array([1, 2, 3, 4, 5])
arr[arr % 2 == 0] = 0
print(arr)

1 month ago | [YT] | 0

Coding Block Hisar

import numpy as np

A = np.arange(12).reshape(4, 3)
B = np.array([1, 2, 3])

C = A + B
D = A * B

print(C[1, 2] + D[3, 0])

1 month ago | [YT] | 0

Coding Block Hisar

In Pandas, to change the column name ‘old’ to ‘new’, which of the following is correct?

1 month ago | [YT] | 0

Coding Block Hisar

What is the output of :

a = np.array([[1,2],[3,4]])
a.T

1 month ago | [YT] | 0

Coding Block Hisar

The default data type of NumPy array elements is:

1 month ago | [YT] | 0

Coding Block Hisar

Which of the following creates a 3×3 identity matrix?

2 months ago | [YT] | 0

Coding Block Hisar

🌟 Meet Our Mentor – Akash Kumar 🌟

👨‍🏫 Education:
🎓 B.Tech in Computer Science (2011–2015)
📍 Manav Rachna College of Engineering, Faridabad

💼 Industry Experience:
💻 Former Software Developer at Spice Limited, Noida

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👉 Stay tuned for more amazing sessions, tips, and guidance from Akash sir!

3 months ago | [YT] | 0

Coding Block Hisar

What is the result of np.eye(3) ?

3 months ago | [YT] | 1