Course tips and study guides

Study plans, exam and interview preparation, projects and placements, from people a year or two ahead and the UniCircle team. Every tip names its author and is checked by an editor before it appears.

Topics#javascript #html #java #sql #react #accessibility #dsa #interview #nodejs #arrays #error handling #forms #oop #placements #postgresql #abstract classes #acid #aggregates

2 tips tagged #arrays

GuideEngineeringUndergraduateTwo pointers and sliding window: two patterns that solve dozens of array problemsHow to recognise two-pointer and sliding-window problems, with three tested solutions that turn O(n²) brute force into O(n).#dsa#two pointers#sliding window#arraysUniCircle team2 min
GuideEngineeringUndergraduateJavaScript array methods you will use every daymap, filter, reduce, find, some, every and sort explained with one small data set, plus the sort mistake that catches almost everyone.#javascript#arrays#map filter reduce#sortUniCircle team2 min

Sponsored content is always labelled. Copied material is removed. If a tip is outdated or wrong, use “Report” on the tip.