Bitwise Operators
Understand binary numbers and how to manipulate bits directly using Python's bitwise operators.
Understand binary numbers and how to manipulate bits directly using Python's bitwise operators. This hands-on tutorial focuses on practical implementation of bitwise operators concepts.
Bitwise Operators
Bitwise operators work on bits and perform bit-by-bit operations. These are less common in high-level web development but crucial for systems programming, cryptography, and optimization.
Understanding Binary
Computers store data as 0s and 1s.
5in binary is01013in binary is0011
Comparison Table
| Operator | Name | Description |
|---|---|---|
| & | AND | Sets each bit to 1 if both bits are 1 |
| | | OR | Sets each bit to 1 if one of two bits is 1 |
| ^ | XOR | Sets each bit to 1 if only one of two bits is 1 |
| ~ | NOT | Inverts all the bits |
| << | Zero fill left shift | Shift left by pushing zeros in from the right |
| >> | Signed right shift | Shift right by pushing copies of the leftmost bit in |
Bitwise Logic Examples
Bit Shifts
Shifting bits is a fast way to multiply or divide by powers of 2.
Practical Use Case: Flags
Bitwise operators are often used to store multiple boolean flags in a single integer to save memory.
AI Mentor
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Quiz
Quiz
Question 1 of 5What is the result of 5 & 3 (Bitwise AND)?
Key Takeaways
✅ Bits are the lowest level of data representation (0 and 1).
✅ Bitwise AND/OR are faster than logical AND/OR but work differently.
✅ Shifting << >> is a fast way to multiply/divide by 2.
What's Next?
In the next lesson, we'll return to high-level Python with Strings & String Methods.
Keep coding! 🚀