KJKehinde Jejelayeinkehindejejelaye.hashnode.dev·Apr 29 · 10 min readYour Server Is Under Attack. Here's How I Built Something That Fights Back.A beginner-friendly walkthrough of sliding windows, statistical baselines, and automatic IP blocking with iptables The challenge was straightforward to describe and deceptively hard to build: watch 00
KJKehinde Jejelayeinkehindejejelaye.hashnode.dev·Jan 30, 2025 · 4 min readHNG 12 - First DevOps TaskIntroduction HNG 12 commenced this week and it’s already buzzing with activities and tons of messages. If you must know, I am quite interested because here I get to validate my knowledge—I assumed you wanted to know, gotcha! Anyway, my first task was...00
KJKehinde Jejelayeinkehindejejelaye.hashnode.dev·Mar 21, 2023 · 4 min readBig O Notation: A Simple Guide To A Terrifying TopicAs a beginner in the world of programming, it's important to understand the concept of Big O notation. Simply put, Big O notation is a mathematical representation that helps us understand how efficient an algorithm is. It's a way of measuring the sca...00
KJKehinde Jejelayeinkehindejejelaye.hashnode.dev·Mar 9, 2023 · 6 min readRecursion in Action: Solving the Binary Search ProblemIn a minute, you are going to see how to perform the binary search algorithm using recursion but, before we do that, let us touch on recursion - what it is, and how it works on a fundamental level. Ready? Then let's go. What is Recursion? Broken to p...00
KJKehinde Jejelayeinkehindejejelaye.hashnode.dev·Mar 5, 2023 · 5 min readMastering Binary Search: A Simple GuideTwo of the most performed operations in the world of Computer Science are searching and sorting. It follows then that understanding how to search for data and how to sort data is crucial. In my last post, you saw and understood the Linear Search Algo...00
