Is the setting value 0 true or false? — After testing with 12 conditional expressions, only 1 out of 29 cases matched. 9 traps where truth values are inverted

ConclusionWhether it is environment variables or configuration files, values arrive as strings. When those strings are passed ...

[Mechanical Design] I tried modeling a cam for a machining center ATC myself

This time, I created a 3D model of a cam, using the cam mechanism used in things like the ATC (Automatic Tool Changer) of a machining center as a reference.Why I decided to make itThe reason is simple ...

The universal messenger for admins: Apprise 2.0

New supported services include Delta Chat ( deltachat:// ), an email-based messenger, as well as WPUSH ( wpush:// ), YouLMK ( ...
LWN.net

The troubles with Boolean inversion in Python

The Python bitwise-inversion (or complement) operator, "~", behaves pretty much as expected when it is applied to integers—it toggles every bit, from one to zero and vice versa. It might be expected ...
Hacker

Code Smell 07 - Avoid Boolean Variables

I’m a sr software engineer specialized in Clean Code, Design and TDD Book "Clean Code Cookbook" 500+ articles written I’m a sr software engineer specialized in Clean Code, Design and TDD Book "Clean ...
howtogeek

How to Use Boolean Logic in Microsoft Excel

Tony Phillips is an experienced Microsoft Office user with a dual-honors degree in Linguistics and Hispanic Studies. Prior to starting with How-to Geek in January 2024, he worked as a document ...
University of Vermont

Truthiness and falsiness

Python allows many shortcuts with Boolean expressions. Most everything in Python has a truth value. As noted earlier, we refer to the truth values of anything other than Booleans with the whimsical ...
InfoWorld

Five rules for coding with Booleans

Booleans may seem harmless, but using them can be fraught with peril. When you can’t avoid them, follow these five rules. Booleans are deceptively simple. They look harmless—just true or false, right?