Imagine launching a website that works perfectly in testing, only to watch it struggle or crash the moment real users arrive.

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

Despite the proliferation of productivity tools, performance frameworks, and time management hacks, many leaders still end their days feeling overwhelmed and mentally spent. The cause isn’t always ...

TikTok videos showing how to fry food in salt have gone viral, but this cooking method is far from new. Hot salt or hot sand frying has been used for centuries in Asia as a more affordable, convenient ...

I’ve been a teacher since 1992. When I went to college, I was taught that children would learn to read naturally if we simply surrounded them with books. My training emphasized "whole language," ...

Getting ready for a Selenium interview can feel like a lot, right? There are so many things to remember. This guide breaks down the top 50 Selenium interview questions and answers for 2025, covering ...

Douglas McIntyre, Editor-in-Chief at Climate Crisis 24/7, reports that extreme heat is overwhelming New York City’s emergency rooms. With heat indexes above 100°F for multiple days, vulnerable ...

To determine the value of ending inventory and, ultimately, margins, many retailers have stuck with an accounting practice known as the retail inventory method — in some cases for more than 100 years ...

Method references are a shorthand way to write lambda expressions that call a single method. Rather than implementing a method in a functional interface, a method reference simply points to an ...