Intermediate

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Oscar Gaviria

Jan 21

AWS AWS Security Groups vs NACLs: (Stateful vs Stateless explicado fácil para proteger tus cargas de trabajo)

#aws #networking #security #intermediate

6 min read

Shahrouz Nikseresht

Dec 8 '25

Day 58: Python Run-Length Encoding (RLE) – Compress Strings Like a Pro with This Ultra-Simple O(n) Trick

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Dec 7 '25

Day 57: Python GCD & LCM with Euclidean Algorithm, Lightning-Fast Divisor Math That's 2000+ Years Old (And Still Unbeatable)

#challenge #python #intermediate #algorithms

3 min read

Shahrouz Nikseresht

Dec 6 '25

Day 56: Python Fibonacci nth Term – Blazing Fast O(n) Iterative Solution with O(1) Space (No Recursion!)

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Dec 4 '25

Day 54: Python Summary Ranges – Compress Sorted Unique Integers into Minimal "a->b" Strings Like LeetCode Pros

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Dec 5 '25

Day 55: Python Calculate Mean & Median Manually – No Statistics Module, Just Pure Python Power

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Dec 3 '25

Day 53: Python Count Overlapping Substrings – The Hidden Limitation of str.count() and the Perfect Sliding Window Fix

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Dec 2 '25

Day 52: Python Longest Continuous Increasing Subarray – Find the Maximum Length of Strictly Increasing Adjacent Elements in O(n)

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Dec 1 '25

Day 51: Python First Unique Character – Find the First Non-Repeating Char in String with Hash Map Magic

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Nov 30 '25

Day 50: Python Group Anagrams – The Cleanest O(n * m log m) Way to Cluster Words by Letter Signature

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Nov 29 '25

Day 49: Python Playlist Shuffler – True Unbiased Random Shuffle with Fisher-Yates Algorithm

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Nov 27 '25

Day 47: Python Rotate Array to Right by K Steps – Master the Elegant Slicing Trick in One Line

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Nov 28 '25

Day 48: Python Merge Two Sorted Lists - Master the Two-Pointer Technique in Pure O(n)

#challenge #python #intermediate #programming

3 min read

Shahrouz Nikseresht

Nov 26 '25

Day 46: Python Moving Average Calculator, Optimized Sliding Window for Simple Moving Average Computation

#challenge #python #intermediate #programming

2 min read

Shahrouz Nikseresht

Nov 25 '25

Day 45: Python Majority Element Finder, Boyer-Moore Voting Algorithm for Efficient Detection in Arrays

#challenge #python #intermediate #programming

2 min read

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DEV Community

# intermediate

AWS AWS Security Groups vs NACLs: (Stateful vs Stateless explicado fácil para proteger tus cargas de trabajo)

Day 58: Python Run-Length Encoding (RLE) – Compress Strings Like a Pro with This Ultra-Simple O(n) Trick

Day 57: Python GCD & LCM with Euclidean Algorithm, Lightning-Fast Divisor Math That's 2000+ Years Old (And Still Unbeatable)

Day 56: Python Fibonacci nth Term – Blazing Fast O(n) Iterative Solution with O(1) Space (No Recursion!)

Day 54: Python Summary Ranges – Compress Sorted Unique Integers into Minimal "a->b" Strings Like LeetCode Pros

Day 55: Python Calculate Mean & Median Manually – No Statistics Module, Just Pure Python Power

Day 53: Python Count Overlapping Substrings – The Hidden Limitation of str.count() and the Perfect Sliding Window Fix

Day 52: Python Longest Continuous Increasing Subarray – Find the Maximum Length of Strictly Increasing Adjacent Elements in O(n)

Day 51: Python First Unique Character – Find the First Non-Repeating Char in String with Hash Map Magic

Day 50: Python Group Anagrams – The Cleanest O(n * m log m) Way to Cluster Words by Letter Signature

Day 49: Python Playlist Shuffler – True Unbiased Random Shuffle with Fisher-Yates Algorithm

Day 47: Python Rotate Array to Right by K Steps – Master the Elegant Slicing Trick in One Line

Day 48: Python Merge Two Sorted Lists - Master the Two-Pointer Technique in Pure O(n)

Day 46: Python Moving Average Calculator, Optimized Sliding Window for Simple Moving Average Computation

Day 45: Python Majority Element Finder, Boyer-Moore Voting Algorithm for Efficient Detection in Arrays