Why algorithms matterI was working on learning algorithms & data structures. Reading the comments, many people were angry their solution worked but didn't pass all the tests. Performance on large data sets are why these matter though. Here are a couple of my attempts, plus a third I found online afterwards.
Switch to HTTP/2, The Easiest Way to Speed up Your SiteIf content is king, the speed of your delivery may be queen. Slow websites lose readers & customers. Large companies have long recognized that every millisecond counts. 1/10 of a second costs Amazon 1% of their sales. 1/2 a second costs Google 20% of their traffic. That is a lot of money for those companies. Therefore they put immense effort into tactics to increase the speed of their sites. Fortunately for everyone, HTTP/2 eliminates the need for a lot of those tools.