JS Dates Are About to Be Fixed

Also learn about pre-rendering optimizations, npm package publishing, and challenging tech interview norms. ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ [SitePoint logo](~/AAAHUQA~/RgRouE4vP0UgNWI1YWY2Y2VmNjc4ZWU3M2Q2NGY4ZmRjNDZlNTFiYzNEFGh0dHBzOi8vc2l0ZXBvbnQuY29tVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) September 2nd, 2024 | [Read Online](~/AAAHUQA~/RgRouE4vP0TbaHR0cHM6Ly9iZXJyaW1hLmVvY2FtcGFpZ24xLmNvbS93ZWItdmVyc2lvbj9lcD0yJmxjPTg3MDdlZTg2LTUyZjAtMTFlZS1hZjUyLTRiNTM4MmJhM2I5NCZwPTljYzM5YmZhLTYzYjQtMTFlZi04OThlLTlkYzhlZjQzZGVjNSZwdD1jYW1wYWlnbiZ0PTE3MjUyODY3MDMmcz0zYjdmNDQzNWI2MzE5ZjhhOTdiNWMzZDE3YTU2ODE2NWNkNzk0MzVlZjFmZDA2OTlhYzE2OThmMjA0ZTYzN2IwVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) SitePoint Source Welcome, Developers! 👋 Today, we're exploring everything from the upcoming fix for JS date headaches to pre-load optimization tricks that'll make your web pages lightning-fast. We'll also challenge conventional wisdom on tech interviews, guide you through npm package creation, and check out a new WebKit feature. Let's dive in! From our Sponsor: monday dev ~/AAAHUQA~/RgRouE4vP0UgYTYxZDcxYmE5YmUzYjAzN2Q0OTg4YmEwZGI1ZDNjYTdEgmh0dHBzOi8vc3J2LmJ1eXNlbGxhZHMuY29tL2Fkcy9sb25nL3gvVDY2RzdJSUNUVFRUVFRUU0taRENLVFRUVFRUNkJRQzZLWVRUVFRUVFBUWEtBN0VUVFRUVFQyTFZDSkNDS1JKWTUzVjZFTlBFMks3NllBTEVaSFk2QzJESlZKQ1RXBXNwY2V1Qgpm0C_J1WabfGsfUht0cmlzdHJhbWJhbGR3aW45MUBnbWFpbC5jb21YBAAAZB0~ 🚀 Get products over the finish line (much) faster Taking a product over the finish line sometimes feels like pulling teeth—ouch! monday dev empowers teams to move from ideation to product delivery faster and on a single platform. [Try it out for free!](~/AAAHUQA~/RgRouE4vP0UgYTYxZDcxYmE5YmUzYjAzN2Q0OTg4YmEwZGI1ZDNjYTdEgmh0dHBzOi8vc3J2LmJ1eXNlbGxhZHMuY29tL2Fkcy9sb25nL3gvVDY2RzdJSUNUVFRUVFRUU0taRENLVFRUVFRUNkJRQzZLWVRUVFRUVFBUWEtBN0VUVFRUVFQyTFZDSkNDS1JKWTUzVjZFTlBFMks3NllBTEVaSFk2QzJESlZKQ1RXBXNwY2V1Qgpm0C_J1WabfGsfUht0cmlzdHJhbWJhbGR3aW45MUBnbWFpbC5jb21YBAAAZB0~) [📅 JS Dates Are About to Be Fixed](~/AAAHUQA~/RgRouE4vP0UgMTdkNzQwOWRmOTg3MTE3NmE0YzdjODkxMmU2OWViMWFENWh0dHBzOi8vZG9jcy50aW1ldGltZS5pbi9ibG9nL2pzLWRhdGVzLWZpbmFsbHktZml4ZWQvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) For any developer working with global data, the upcoming Temporal.ZonedDateTime will be a treat. You'll soon be able to eliminate all the traditional problems with UTC and ISO formatting and improve the reliability of your product. [By Iago Lastra →](~/AAAHUQA~/RgRouE4vP0UgMTdkNzQwOWRmOTg3MTE3NmE0YzdjODkxMmU2OWViMWFENWh0dHBzOi8vZG9jcy50aW1ldGltZS5pbi9ibG9nL2pzLWRhdGVzLWZpbmFsbHktZml4ZWQvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) --------------------------------------------------------------- [🚀 How to Make Your Web Page Faster Before It Even Loads](~/AAAHUQA~/RgRouE4vP0UgODk2MjZkMmU0N2Y4YmRmNmM1ZGMwNTE4ZDRlOTM4NjNETWh0dHBzOi8vYmxvZy5zZW50cnkuaW8vaG93LXRvLW1ha2UteW91ci13ZWItcGFnZS1mYXN0ZXItYmVmb3JlLWl0LWV2ZW4tbG9hZHMvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) Don't wait for your page to start rendering to think about performance. Salma explains how pre-load events like DNS lookups and TLS negotiations impact your Time to First Byte (TTFB) so you can offer your users a smooth, fast experience. [By Salma Alam-Naylor →](~/AAAHUQA~/RgRouE4vP0UgODk2MjZkMmU0N2Y4YmRmNmM1ZGMwNTE4ZDRlOTM4NjNETWh0dHBzOi8vYmxvZy5zZW50cnkuaW8vaG93LXRvLW1ha2UteW91ci13ZWItcGFnZS1mYXN0ZXItYmVmb3JlLWl0LWV2ZW4tbG9hZHMvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) --------------------------------------------------------------- [⚙️ Why I Will Fail Your Tech Interviews and Why You Should Care](~/AAAHUQA~/RgRouE4vP0UgOTRjYWVkMWQzOGU3MGIzOTY2OTRjZDBjY2IwMDZhOWVER2h0dHBzOi8vZnJha2xvcGV6LmNvbS9ub29kbGluZ3MvMjAyNC0wOC0yNS1pLXdpbGwtZmFpbC15b3VyLXRlY2huaWNhbHMvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) Written from an engineering managerial perspective, Frank opens up about why he and many others often struggle in tech interviews, despite a track record of success on the job. He argues these interviews focus on trivia and syntax rather than the critical skills engineers need to thrive, and suggests companies may need to rethink their approach to assessing candidates beyond just code. [By Frank Lopez →](~/AAAHUQA~/RgRouE4vP0UgOTRjYWVkMWQzOGU3MGIzOTY2OTRjZDBjY2IwMDZhOWVER2h0dHBzOi8vZnJha2xvcGV6LmNvbS9ub29kbGluZ3MvMjAyNC0wOC0yNS1pLXdpbGwtZmFpbC15b3VyLXRlY2huaWNhbHMvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) --------------------------------------------------------------- [🔧 Create an NPM Package from Scratch in TypeScript](~/AAAHUQA~/RgRouE4vP0UgNTlmMTc1ZDA0YWUzOTVmOTkyMTg1OTVmYTY5MDJhOGFEPGh0dHBzOi8vd3d3LnRvdGFsdHlwZXNjcmlwdC5jb20vaG93LXRvLWNyZWF0ZS1hbi1ucG0tcGFja2FnZVcFc3BjZXVCCmbQL8nVZpt8ax9SG3RyaXN0cmFtYmFsZHdpbjkxQGdtYWlsLmNvbVgEAABkHQ~~) Learn all about converting your TypeScript code into a published npm package. This guide covers everything from Git setup and TypeScript compilation to automated CI with GitHub Actions and easy publishing using Changesets. [By Matt Pocock →](~/AAAHUQA~/RgRouE4vP0UgNTlmMTc1ZDA0YWUzOTVmOTkyMTg1OTVmYTY5MDJhOGFEPGh0dHBzOi8vd3d3LnRvdGFsdHlwZXNjcmlwdC5jb20vaG93LXRvLWNyZWF0ZS1hbi1ucG0tcGFja2FnZVcFc3BjZXVCCmbQL8nVZpt8ax9SG3RyaXN0cmFtYmFsZHdpbjkxQGdtYWlsLmNvbVgEAABkHQ~~) --------------------------------------------------------------- [🚫 blocking=render: Why would you do that?!](~/AAAHUQA~/RgRouE4vP0UgYWFmNzhhMGUxOTc3MGU4ZmI0ODVlNDBiNWU3NDZhNGJER2h0dHBzOi8vY3Nzd2l6YXJkcnkuY29tLzIwMjQvMDgvYmxvY2tpbmctcmVuZGVyLXdoeS13aG91bGQteW91LWRvLXRoYXQvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) WebKit's latest addition, blocking=render, lets developers explicitly designate resources as render-blocking. But when is it really necessary? Harry explains why most developers won't need this feature but outlines specific use cases where it can be a game-changer—especially in client-side A/B testing and avoiding flicker effects. [By Harry Roberts →](~/AAAHUQA~/RgRouE4vP0UgYWFmNzhhMGUxOTc3MGU4ZmI0ODVlNDBiNWU3NDZhNGJER2h0dHBzOi8vY3Nzd2l6YXJkcnkuY29tLzIwMjQvMDgvYmxvY2tpbmctcmVuZGVyLXdoeS13aG91bGQteW91LWRvLXRoYXQvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) 🧰 The Toolbox Tools and products we're excited about today: [Mimrr](~/AAAHUQA~/RgRouE4vP0UgYWNlMWY2M2Q0NzRlYTc1ZjdkMzg5ODdiMWY5YzBhYWVEKWh0dHBzOi8vd3d3LnByb2R1Y3RodW50LmNvbS9wb3N0cy9taW1yci0yVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) Mimrr reduces your startup's technical debt and increases your productivity by automating codebase documentation, enabling code chat, and suggesting fixes for bugs, security vulnerabilities, and performance issues which our self-hosted AI powers. [Learn more →](~/AAAHUQA~/RgRouE4vP0UgYWNlMWY2M2Q0NzRlYTc1ZjdkMzg5ODdiMWY5YzBhYWVEKWh0dHBzOi8vd3d3LnByb2R1Y3RodW50LmNvbS9wb3N0cy9taW1yci0yVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) --------------------------------------------------------------- [Helicone AI](~/AAAHUQA~/RgRouE4vP0UgMjMxMDNlMDZkZjliNzgwMDE0OTRiMmM0MDA4N2Y4MTdELWh0dHBzOi8vd3d3LnByb2R1Y3RodW50LmNvbS9wb3N0cy9oZWxpY29uZS1haVcFc3BjZXVCCmbQL8nVZpt8ax9SG3RyaXN0cmFtYmFsZHdpbjkxQGdtYWlsLmNvbVgEAABkHQ~~) The LLM observability platform for monitoring, debugging, and improving your AI apps. Helicone is an open-source observability platform that provides a 1-line integration to access cost tracking, agent tracing, prompt management, and more. [Learn more →](~/AAAHUQA~/RgRouE4vP0UgMjMxMDNlMDZkZjliNzgwMDE0OTRiMmM0MDA4N2Y4MTdELWh0dHBzOi8vd3d3LnByb2R1Y3RodW50LmNvbS9wb3N0cy9oZWxpY29uZS1haVcFc3BjZXVCCmbQL8nVZpt8ax9SG3RyaXN0cmFtYmFsZHdpbjkxQGdtYWlsLmNvbVgEAABkHQ~~) --------------------------------------------------------------- [Mida.so](~/AAAHUQA~/RgRouE4vP0UgYjYxNWZlMjFiYjJlOWYzNTUzM2Y4YzBlNThkM2M1ZWNEKWh0dHBzOi8vd3d3LnByb2R1Y3RodW50LmNvbS9wb3N0cy9taWRhLXNvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) Mida is a lightweight A/B testing platform designed specifically for website optimization. It comes with easy integration with GA4, and unlimited testing with visual editor and code editors. [Learn more →](~/AAAHUQA~/RgRouE4vP0UgYjYxNWZlMjFiYjJlOWYzNTUzM2Y4YzBlNThkM2M1ZWNEKWh0dHBzOi8vd3d3LnByb2R1Y3RodW50LmNvbS9wb3N0cy9taWRhLXNvVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd) --------------------------------------------------------------- 🚀 Get products over the finish line (much) faster Taking a product over the finish line sometimes feels like pulling teeth—ouch! monday dev empowers teams to move from ideation to product delivery faster and on a single platform. [Try for free →](~/AAAHUQA~/RgRouE4vP0UgYTYxZDcxYmE5YmUzYjAzN2Q0OTg4YmEwZGI1ZDNjYTdEgmh0dHBzOi8vc3J2LmJ1eXNlbGxhZHMuY29tL2Fkcy9sb25nL3gvVDY2RzdJSUNUVFRUVFRUU0taRENLVFRUVFRUNkJRQzZLWVRUVFRUVFBUWEtBN0VUVFRUVFQyTFZDSkNDS1JKWTUzVjZFTlBFMks3NllBTEVaSFk2QzJESlZKQ1RXBXNwY2V1Qgpm0C_J1WabfGsfUht0cmlzdHJhbWJhbGR3aW45MUBnbWFpbC5jb21YBAAAZB0~) Come say hi! SitePoint’s community is a place where you can come to talk tech, development, and design. Join us today and get involved with other members who share your interests in tech! [Join now →](~/AAAHUQA~/RgRouE4vP0UgNWJiNTI0NDZkODU2ZTBmZGE5ZTBlMmRmZGNmMDIzODdEJGh0dHBzOi8vd3d3LnNpdGVwb2ludC5jb20vY29tbXVuaXR5L1cFc3BjZXVCCmbQL8nVZpt8ax9SG3RyaXN0cmFtYmFsZHdpbjkxQGdtYWlsLmNvbVgEAABkHQ~~) That's a wrap for today! Let us know how you felt about today's newsletter. ~/AAAHUQA~/RgRouE4vP0UgMGQ0NWY1MGNmMDBiYTA5MzhhZTI2MmViMzI2OWIwZWZEWWh0dHBzOi8vZm9ybS50eXBlZm9ybS5jb20vdG8vdTVEQ3B0QkcjYW5zd2Vycy1ob3dfZGlkX3lvdV9mZWVsPTAxSFdUSE40WUtXVzVGQkhOQ0NDVllDSFYxVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd ~/AAAHUQA~/RgRouE4vP0UgNmNjYTgyNWNhZDQ3ZGI1NjM3Y2ZjNDY5MTU0MzJlN2REWWh0dHBzOi8vZm9ybS50eXBlZm9ybS5jb20vdG8vdTVEQ3B0QkcjYW5zd2Vycy1ob3dfZGlkX3lvdV9mZWVsPTAxSFdUSE40WUtQSkE4Uk44QUJZV1QzNkNXVwVzcGNldUIKZtAvydVmm3xrH1IbdHJpc3RyYW1iYWxkd2luOTFAZ21haWwuY29tWAQAAGQd ~/AAAHUQA~/RgRouE4vP0UgYzc5Zjc5YTY4MGQ0NjJmNmU0MzRmNDBkZTVhMThlMGVEY2h0dHBzOi8vZm9ybS50eXBlZm9ybS5jb20vdG8vdTVEQ3B0QkcjYW5zd2Vycy1ob3dfZGlkX3lvdV9mZWVsPTEzNjg3YjBhLTMwZmQtNDQxNC1iZDFlLTRkNjQ1ZGIzYTkwMVcFc3BjZXVCCmbQL8nVZpt8ax9SG3RyaXN0cmFtYmFsZHdpbjkxQGdtYWlsLmNvbVgEAABkHQ~~ What do you want to see more of? ~/AAAHUQA~/RgRouE4vP0UgMDdkZWNjZGI4ODE0YzgwYTg0NmU1NTYwNWEwMWI0NDFEXmh0dHBzOi8vZm9ybS50eXBlZm9ybS5jb20vdG8vdTVEQ3B0QkcjYW5zd2Vycy1zZWVfbW9yZV9vZj0wMjQ1MWQ0ZC05Y2NhLTQzNmMtYmFhOS0zYzAzNmM4ODZhMGRXBXNwY2V1Qgpm0C_J1WabfGsfUht0cmlzdHJhbWJhbGR3aW45MUBnbWFpbC5jb21YBAAAZB0~ ~/AAAHUQA~/RgRouE4vP0UgNzY0OGJiMTgxZmQwYTg2YjQ1Yzk3MDcyZGJkOGE1ZjBEXmh0dHBzOi8vZm9ybS50eXBlZm9ybS5jb20vdG8vdTVEQ3B0QkcjYW5zd2Vycy1zZWVfbW9yZV9vZj1iZGYzZDg5ZS0xYmU1LTRjNTctYjhmNy1iNzljM2RiYjkyMmVXBXNwY2V1Qgpm0C_J1WabfGsfUht0cmlzdHJhbWJhbGR3aW45MUBnbWFpbC5jb21YBAAAZB0~ ~/AAAHUQA~/RgRouE4vP0UgNjZmNzEyZWNiYjM3ZDk5MTAyMDU0NjhhMTJjMzliODhEXmh0dHBzOi8vZm9ybS50eXBlZm9ybS5jb20vdG8vdTVEQ3B0QkcjYW5zd2Vycy1zZWVfbW9yZV9vZj00ZGYzYzQwZC1lMzhhLTQ0OWYtOGJmMi1kYWEwMDI1YTFkMWVXBXNwY2V1Qgpm0C_J1WabfGsfUht0cmlzdHJhbWJhbGR3aW45MUBnbWFpbC5jb21YBAAAZB0~ ~/AAAHUQA~/RgRouE4vP0UgNWIyYmUwODBkOTlhZjY3YWM4NDVjN2M2NDZiYWY5NGVEXmh0dHBzOi8vZm9ybS50eXBlZm9ybS5jb20vdG8vdTVEQ3B0QkcjYW5zd2Vycy1zZWVfbW9yZV9vZj1hYTAzMzMxNi0zM2I4LTQzOWEtYTMwZi1hOTI1MGU0YjJhYjNXBXNwY2V1Qgpm0C_J1WabfGsfUht0cmlzdHJhbWJhbGR3aW45MUBnbWFpbC5jb21YBAAAZB0~ 71 Balmain Street Cremorne Vic 3121 Australia You received this email because you signed up on our website or made a purchase from us. 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