How to Truncate a String in PHP?
The following is a PHP Function that allows us to truncate a string (and optionally appended with suffix e.g. dots) if the length exceeded the threshold. Otherwise, the function …
Teaching Kids Programming – Subtree with Maximum Value via Recursive Depth First Search Algorithm
Teaching Kids Programming: Videos on Data Structures and Algorithms Given a binary tree root, return the maximum sum of a subtree. A subtree is defined to be some node …
Teaching Kids Programming – Reverse a Graph (Adjacency List)
April 16, 2021
algorithms, data structure, graph, python, teaching kids programming, youtube video
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Teaching Kids Programming: Videos on Data Structures and Algorithms Given a directed graph represented as an adjacency list, return its reverse so if an edge goes from A to …
Simple and Efficient C Program to Compute the Mathematic Constant E (Euler’s number)
e (Euler’s number) is a mathematical constant that is the value of when n is approaching infinity. Alternatively, it can be expressed as when t is approaching zero. It …
Filter out Spam Words using PHP Function
Many situations we want to be able to detect if a post/comment is spam by checking to see if it contains a list of spam/forbidden words. The following provides …
Teaching Kids Programming – Unobstructed Buildings Algorithm via Monotonous Decreasing Stack
Teaching Kids Programming: Videos on Data Structures and Algorithms You are given a list of integers heights representing building heights. A building heights can see the ocean if every …