There’s a bit of debate around “unit” tests, which have intricate knowledge of the inner workings of the code and (usually) require some level of mocking (in this case, the Express request and response objects, for example). These are supposed to be small, focused an...
I'm a firm believer that better understanding leads to better use. In this column, I want to pull up the hood and shine a light on some of Connection Manager's inner workings, specifically looking at how it adds value and removes complexity when connecting over wide-area cell...
Digging into the inner workings of your credit card rewards might sound intimidating, but the extra elbow grease is worth it. For instance, exploring your card terms will reveal that you earn cash back based on the business’s merchant category code — or MCC. This hidden knowledge can help ...
The inner workings of an atomic clock. Irridate and Count The state-A atoms are sent through a resonator where they are subjected to microwave radiation, which triggers some of the atoms to change to state B. Behind the resonator, atoms that are still in state A are removed by a second...
This book reports the results of a global research effort that McKinsey has undertaken to make sense of the digital revolution in retail. The authors anchor their analysis in the origins and underlying workings of the retail business model, the technology drivers that are changing it permanently, ...
There are two main types of systems: black box AI and white box AI. Block box AI makes decisions based on complex algorithms, but users can’t understand or see the process it follows to arrive at those decisions. For many people, this is a scary thought, and they are wary of trusting...
the world is seeming more and more like an episode of the Jetsons. These bots are being used in everything from customer service and sales to medical diagnosis and much more. Most interestingly, the majority of people do not know the inner workings of this robotic personal assistant always at...
Hard drives were invented over 50 years ago and have been used in personal computers since the mid-1980s (though flash memory, in so-called solid-state drives, or SSDs, has replaced them in many machines over recent years). The microprocessor in your computer is the bit that does all ...
Give a behind-the-scenes building tour Customers are often curious about the inner workings of their favorite brands. If you run a shoe company that manufactures hand-made leather footwear, people might be interested in seeing the leather-cutting process and the artisans hand-stitching the soles ...
In the equity market, investors bid for stocks by offering a certain price, and sellers ask for a specific price. When these two prices match, a sale occurs. Often, many investors are bidding on the same stock. When this happens, the first investor to place the bid is the first to get...