MMahir Faysal1d ago · 14 min readPython List vs Tuple vs Set vs Dictionary: Differences, Speed and When to Use Each (Tested Examples)Use a list for an ordered collection you'll add to or change, a tuple for a fixed group of values that shouldn't change (like coordinates or a function returning two things), a set when you need uniqumfaysaldev.hashnode.dev
AAshish KumarOct 24 · 8 min readBloom Filters: The Data Structure That's Allowed to LieYou know that moment when you're signing up for something, you type your username, and before you even finish, it goes "sorry, that's taken"? I never really thought about it until one day it hit me. Iblog.akdevv.com
MManikandan SOct 23 · 6 min readTreeMap in Java1. Introduction to TreeMap TreeMap is a Java class that implements the NavigableMap interface. It stores key-value pairs sorted by keys. Syntax TreeMap<KeyType, ValueType> map = new TreeMap<>(); Exammanikandan4411.hashnode.dev
00xmu0Oct 18 · 28 min readBinary Search: From Finding a Number to Finding a BoundaryThe Reasoning Log — a journey through assumptions, failed intuitions, proofs, and a more general way of searching I do not particularly enjoy learning an algorithm by memorizing its final implementatireasoninglog.hashnode.dev
MManikandan SOct 19 · 6 min readHashMap in JavaIntroduction to HashMap HashMap is a Java class that implements the Map interface. It stores data as key-value pairs. Keys must be unique, but values can be duplicated. It does not guarantee insertionmanikandan4411.hashnode.dev
GGeorge EzejioforOct 16 · 40 min readSelf-Hosted Databricks Alternative: Homelab Data Lakehouse (AI/ML Data Factory)Self-Hosted Databricks Alternative: Homelab Data Lakehouse Part of the homelab build series. Trino, Apache Iceberg, Project Nessie, dbt, Spark, MLflow and OpenMetadata on RKE2, with highly available s312YBNgeorgeezejiofor.com
SSoham GaichorOct 18 · 6 min readWhy Array Indexing Starts at 0 (And Not 1): A Low-Level Deep DiveIf you’ve ever stumbled over an "IndexOutOfBoundsException" or accidentally created an off-by-one loop during a coding interview, you’ve probably asked yourself: "Why on earth do arrays start at 0 insoham111.hashnode.dev
YYenosh VOct 16 · 9 min readBeyond the Dashboard: Modern Data Engineering Strategies for Executive IntelligenceIntroduction: Why Executive Dashboards Need an Engineering-First Approach Executive dashboards have become essential tools for organizations that need to make informed decisions quickly. CEOs, CFOs, C1yenosh.hashnode.dev
SSoham GaichorOct 16 · 6 min readThe Conveyor Belt Trap: How to Clean Lists Without Breaking Your CodeImagine you are the manager of a magical toy factory in Codeville. Your main job is simple: you have a long conveyor belt carrying a row of colorful boxes filled with numbers. Your boss walks in and gsoham111.hashnode.dev
MManikandan SOct 16 · 5 min readTreeSet in Java1. Introduction to TreeSet TreeSet is a Java class that implements the NavigableSet interface. It stores unique elements in sorted order. Syntax TreeSet<Type> set = new TreeSet<>(); Example import jamanikandan4411.hashnode.dev
