Author: ACMer
Big4 refers to Google, Amazon, Facebook and Microsoft. They are the top internet/software companies that most Software Engineers dream for. The technical interviews consist of Big4 are quite similar: …
Given a stream of integers and a window size, calculate the moving average of all integers in the sliding window. Example: MovingAverage m = new MovingAverage(3); m.next(1) = 1 …
Search Engine Optimization (SEO) techniques are set to make your website appear on top of search engine results pages (SERP). These are the healthy ways your website can use …
Given a pattern and a string str, find if str follows the same pattern. Here follow means a full match, such that there is a bijection between a letter …
Let’s Encrypt provides HTTPS Certificates if you are already using CloudFlare which also manages/issues the free SSL certificates for you. However, with Let’s Encrypt, it is not so simple/trivial …
