Variables, Data Types and printf scanf in C: C Learning Guide, Part 2Part 2 of TechVani's free C Learning Guide is live: variables, data types and printf scanf in C. This part covers how C stores and moves data: int, float, char and the other basic types, declaring andOct 22 · 1 min readtechvani.hashnode.dev
if, else and Input Validation in C: C Learning Guide, Part 3Part 3 of TechVani's free C Learning Guide is live: if, else and input validation in C. This part covers writing decisions in C the way exams and real programs need them: if / else if / else structureOct 22 · 1 min readtechvani.hashnode.dev
Python mutable default arguments: why your list keeps growing (tested examples)A list that keeps growing between function calls is one of the most common Python surprises in exams and interviews. Here is why it happens, with output I ran on Python 3.10. The bug def add_bad(x, buOct 18 · 2 min readtechvani.hashnode.dev
Big Data Analytics Exam Prep: 1-Mark, 4-Mark and 6-Mark Answers for BTechBig Data Analytics is one of those BTech subjects where the syllabus is huge but the exam repeats the same question patterns every year. I put together an exam prep guide that focuses on the first thrOct 18 · 1 min readtechvani.hashnode.dev
From a Problem to a C Program: C Learning Guide for Beginners, Part 1Most C tutorials start with syntax. This one starts with a problem: a shopkeeper totalling a bill by hand. In the first part of our C Learning Guide on TechVani, we walk through the full journey from Oct 18 · 1 min readtechvani.hashnode.dev