Angular 13, V8 9.7, and Puppeteer 11

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#​563 — November 5, 2021

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JavaScript Weekly

Chrome’s New Characteristic to File and Replay Person Flows — It’s solely a preview function in Canary builds proper now, however Chrome is including a brand new Recorder panel to its DevTools which helps you to file and replay a string of actions on a web page (together with beneath simulated gradual community circumstances). You may also measure the move and get a efficiency hint for evaluation.

Jecelyn Yeen (Google)

Angular 13 Launched — Regardless of sentiment on social media, Angular continues to be a massively fashionable framework, significantly in enterprise conditions and v13 continues to push issues ahead with extra of the Ivy associated enhancements coming by way of.

Mark Thompson

One other Bug Bites the Mud — AppSignal is an easy-to-use error and efficiency monitoring software. We assist the most well-liked Node.js frameworks and packages out-of-the-box. All options are included in all plans. Begin a trial and ship us your handle for a field of Dutch cookies.

AppSignal sponsor

Microsoft Brings (Extra) JavaScript to Excel — At its newest Ignite convention, Microsoft unveiled an Excel replace (at the moment in ‘preview’) that introduces a brand new JavaScript API for creating customized information varieties and features based mostly on them. Extra particulars right here.


Saying TypeScript 4.5 RC — The primary launch candidate of TypeScript 4.5 is right here with no modifications now anticipated earlier than the ultimate launch. We’ll focus extra on the ultimate launch however a giant change with this RC is deferring the promised ESM assist for Node.js.

Daniel Rosenwasser and the TypeScript Staff


The V8 workforce has created the V8 v9.7 department which introduces two new Array strategies (findLast and findLastIndex) without having a flag.

Two extra npm packages have had malicious code injected by hijackers, this time it is coa and rc, each of which get thousands and thousands of downloads per week.

Jeremy Wagner has written and now revealed, with A Ebook Aside, a brand new guide referred to as Accountable JavaScript.

Nat Friedman, who has been a improbable steward and CEO for GitHub since its acquisition by Microsoft, is shifting on and handing the reins over to Thomas Dohmke.

Speaking of GitHub, should you fancy constructing a sport in JavaScript think about becoming a member of their Recreation Off 2021 occasion – you get until December 1 to submit an entry.


Visible Studio Code (October) – Gentle on JS updates this time.
axios-hooks 3.0 – React hooks for Axios.
Recoil 0.5.0 – Experimental React state administration library.
Marked 4.0 – Markdown parser and compiler.
jqGrid 5.6 – jQuery tabular information grid plugin.
Rollup 2.59.0 – ES module bundler.
Puppeteer 11 – Headless Chrome Node.js API.

💻 Jobs

JavaScript Developer at X-Staff (Distant) — Be part of essentially the most energizing group for builders and work on long-term initiatives for Riot Video games, FOX, Sony, Coinbase, and extra.


Software program Engineer — Be part of our “kick ass” workforce. Our software program workforce operates from 17 nations and we’re all the time on the lookout for extra distinctive engineers.

Sticker Mule

Discover JavaScript Jobs with Employed — Create a profile on Employed to attach with hiring managers at rising startups and Fortune 500 firms. It is free for job-seekers.


📖 Tutorials, Opinions & Tales

▶  Have Single-Web page Apps Ruined the Net? — The creator of frontend framework Svelte talks in regards to the criticisms lodged in direction of single-page apps and the way ‘transitional apps’ often is the manner ahead. Numerous good insights right here that may in all probability make you are feeling a bit smarter afterward too.

Wealthy Harris

Developer Instruments Secrets and techniques That Shouldn’t Be Secrets and techniques — An Edge-focused take a look at console energy suggestions, learn how to use browser developer instruments outdoors the browser, and extra.

Christian Heilmann

Visualizing Time Sequence Information with the Highcharts Library and InfluxDB — Discover ways to use Highcharts library to grasp and act on IoT information on this hands-on tutorial.

InfluxData sponsor

Creating the Impact of Clear Glass and Plastic with Three.js — The results you may pull off within the browser these days proceed to impress me as somebody who grew up on 8-bit graphics(!) 😉

Kelly Milligan

Easy methods to Present/Disguise Parts in Vue — Easy methods to use v-if, v-show and :class to indicate/conceal components in Vue.

Dmitri Pavlutin

▶  What’s Astro? — Drew McLellan talks to developer Matthew Phillips about the fashionable static web site builder.

Smashing Podcast podcast

Greatest Practices for Embedding Third-Occasion Net Widgets

Ravidu Perera

Proxying Third-Occasion JavaScript as First-Occasion JavaScript (and the Potential Impact on Analytics)

Chris Coyier

Easy methods to Deploy a Vue.js 3 App on Azure Static Net Apps

Obinna Odirionye

🛠 Code & Instruments

Hasty: A JavaScript Snippet Perfomance Comparability Instrument — A fast, easy-to-use on-line software that allows you to check variations of a specific snippet to see which one performs finest. A bit like jsPerf from the outdated day, or different instruments like perf.hyperlink and jsBench.

Mads Cordes

Coding Font: A ‘Recreation’ to Discover Your New Favourite Code Font — It is a enjoyable concept. It throws over 25 fashionable developer-oriented fonts right into a ‘match’ and also you then choose your favorites till you’re left with a winner. (It was JetBrains Mono for me.)


Dynamic Charts Primarily based on Information Choice in Angular — Ever had customers asking to have the ability to generate their very own charts? This tutorial reveals you ways straightforward it may be with Kendo UI for Angular.

Progress Kendo UI for Angular sponsor

Historical past: An API to Handle Session Historical past with JavaScript — The getting began docs give an amazing take a look at why and the place you’d use this.


Depp: Examine npm Modules for Unused and Duplicate Dependencies Quick — A brand new Go-powered software you run out of your JavaScript/TypeScript venture’s folder to search for unused dependencies.

Rahul Tarak

Prisma 3.4.0 Launched: The Fashionable ‘Subsequent Gen’ ORM and Toolset — PostgreSQL 14 assist is a key function, plus assist for utilizing orderBy with combination teams in MongoDB, in addition to the standard tweaks and bug fixes.


Clean Scrollbar: Versatile, Customizable Scrollbars — I fairly like that it advises you not to make use of it except “ what you’re doing” – good recommendation contemplating the way it could make navigating a web page ‘really feel’ totally different. Strive the demo web page.

Daofeng Wu

Catch Errors in Your Advanced Common Expressions with SonarLint

SonarLint sponsor

A Script to Export Photoshop Layers to Particular person Information Quick — This caught my curiosity as I’ve accomplished some scripting in Adobe apps earlier than. It makes use of an uncommon dialect of ECMAScript referred to as ‘ExtendScript’ (therefore the complicated .jsx extension on the scripts) however you may get loads accomplished with it, as demonstrated right here.


Detox: ‘Grey Field’ Finish-to-Finish Testing and Automation Framework for Cell Apps — Assessments your cell app whereas it’s operating in an actual gadget/simulator, interacting with it identical to an actual person – you write the scripts in JavaScript.


CachedLookup: A Easy Package deal to Cache and Save on Costly API Calls


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