> ## Content Index > Fetch the complete content index at: https://lucas-schiavini.com/llms.txt > Use this file to discover other available public pages before exploring further. # Javascript is At It Again! - URL: https://lucas-schiavini.com/javascript-is-at-it-again/ - Published: 2023-09-08T15:40:58.000Z - Updated: 2024-01-02T15:52:00.000Z - Description: Back in my day we used to call it Java, now the kids are all about the Javascript. - Author: Lucas Schiavini - Tags: javascript, software, #Import 2026-08-11 14:49 I can't believe I'm doing this many posts on JavaScript. But here it is: ![](https://lucas-schiavini.com/content/images/2023/02/image-1.png) I hope you cry yourself to sleep thinking about this. ![](https://lucas-schiavini.com/content/images/2023/02/image-2.png) This is a cryptic one I admit, why would we get such a weird number when we do \`a | 0\`? It's because JavaScript interprets a to be a SIGNED 32-bit Float number when we do bitwise operations with it. What about some easier test cases? ![](https://lucas-schiavini.com/content/images/2023/02/Screenshot-2023-02-10-at-6.25.03-PM.png) What about numbers? ![](https://lucas-schiavini.com/content/images/2023/02/Screenshot-2023-02-10-at-6.25.22-PM.png) I wonder why haven't we given up JavaScript at this point. We should just go back to punched tapes. ![](https://lucas-schiavini.com/content/images/2023/09/image.png) The young people today don't know how good programming was back in the day. --- ### πŸ˜— Enjoy my writing? If you read more than 2 of my posts and loved them, we have an honor code, meaning I give you value and you hit that [subscribe button](https://lucas-schiavini.com/#/portal). **Forward to a friend** and let them know where they can subscribe (hint: [it’s here](https://lucas-schiavini.com/#/portal)). **Join an Exclusive Tech Friendly Community!** Connect with like-minded people who are interested in tech, design, startups, and growing online β€” [apply here](https://yv4sdz1j7rv.typeform.com/to/lMJ2yhuJ?ref=lucas-schiavini.com).