With news that iPadOS 18 might bring a calculator to the iPad we’ll refresh our memories as to why the iPad doesn’t have a calculator right now, and what the alternatives are if you want to do some ...

When you are designing or studying compressors, you have probably struggled with manual calculations, wondering, 'What will the outlet temperature be under these conditions?' Staring at formulas in ...

Hello! I am Atooshi, a graphic designer at 'Atooshi and Design'. My main work is 'Logo design that works for business'. My main achievements include winning a Good Design Award and being interviewed ...

Mouth Area Rule: The mouth area must be at least 1/4 of the acoustic wavelength squared at the cutoff frequency. At 40Hz (wavelength = 28.1 ft), the minimum mouth area is approximately 9.9 sq ft.

Tip: Net vs Gross Volume. Always calculate net internal volume — subtract the driver displacement (typically 0.05–0.15 ft³ depending on driver size), port tube volume, and any internal bracing from ...

As Andy Hertzfeld describes on folklore.org, early Apple employee Chris Espinoza drew a calculator for the Macintosh. He showed it to Steve Jobs. Jobs’s response? “Well,” he said, “it’s a start, but ...

Apple co-founder Steve Jobs was infamous for his harsh critiques of the work of his team. Hardware or software, if Steve wasn’t 100% happy, you would certainly know about it. Chris Espinosa, who wrote ...

In 1982, young Mac developer Chris Espinosa had a peculiar problem with Apple founder Steve Jobs. Espinosa had designed a calculator app for the Macintosh. However, Steve Jobs was never happy with the ...

In February 1982, Apple employee #8 Chris Espinosa faced a problem that would feel familiar to anyone who has ever had a micromanaging boss: Steve Jobs wouldn’t stop critiquing his calculator design ...

Across the internet, Windows 11 users have been complaining about the Calculator app not opening or suddenly crashing. This may be because Windows Firewall is preventing the app from working or ...

Microsoft has loaded the Windows 11 operating system with some new tools including the all-new Calculator app. Although Windows 11 Calculator is competent in itself, there are a few things that other ...