Fixing My Tooltip Accessibility Mistake jaf )Jul 28, 2026 93 accessibility , tooltips , html , aria , attributes Accessibility Bugs Are Often Architecture Bugs hac )Jul 22, 2026 92 accessibility , architecture , bugs , components , consistency , modals , forms , automation 4 Tiny Mistakes That Secretly Destroy App Performance May 14, 2026 91 performance , web-apps , cors , code-splitting , dependencies , backgrounds , images 10 Common Component Architecture Mistakes in Figma Design Systems (and What to Do Instead) ali /zer )May 7, 2026 90 components , architecture , design-systems , figma “box-shadow” Is No Alternative to “outline” mat )Apr 15, 2026 89 accessibility , shadows , css 3 Color Contrast Mistakes Designers Still Make Dec 17, 2025 88 contrast , colors , images , wcag , accessibility I’ve Reviewed 500 Java Projects—Everyone Makes This Same Dumb Mistake Nov 2, 2025 87 java , strings Mistakes I See Engineers Making in Their Code Reviews sea )Oct 25, 2025 86 code-reviews , processes , communication Scrum Mistakes: What Teams Get Wrong and How to Fix It Oct 24, 2025 85 scrum , agile , processes , releasing Avoid These AI Coding Mistakes ian )Sep 30, 2025 84 ai The One Mistake Everyone Makes in AI Aug 26, 2025 83 ai 10 Programming Mistakes That Will Ruin Your Life Aug 17, 2025 82 programming 7 Architecture Mistakes Even Senior Engineers Make (and How to Fix Them) Aug 10, 2025 81 architecture , career Why Your Design System Is Failing (and How to Fix It) Jul 30, 2025 80 design-systems 5 Common Mistakes When Creating Design Specs May 28, 2025 79 videos , design , documentation Top 5 CSS Navigation Menu Mistakes zor /css )Apr 8, 2025 78 navigation , css , usability What Is Generative Engine Optimization (GEO)—Tips and Workflows to Do It moz )Mar 1, 2025 77 aiso , tips-and-tricks 10 Common Web Development Mistakes to Avoid Right Now Feb 17, 2025 76 mobile , performance , accessibility , seo , navigation , security , analytics , testing 10 Digital Accessibility Mistakes to Avoid Feb 4, 2025 75 accessibility , alt-text , images , contrast , colors , keyboard-navigation , aria , semantics , headings , labels , forms , pop-ups , testing Dumb Leadership Mistakes I’ve Made lau )Nov 4, 2024 74 leadership 10 Bad TypeScript Habits to Break in 2024 Sep 13, 2024 73 typescript Top 10 Angular Architecture Mistakes You Really Want to Avoid Sep 10, 2024 72 angular , architecture 50 TypeScript F*ck Ups Jul 22, 2024 71 books , typescript Homepage Design: 4 Common Mistakes nng )Jul 10, 2024 70 videos , homepages , design , usability Performance Mistakes You Might Not Realize You Are Making Jun 20, 2024 69 videos , performance , angular Web Forms: Costly Mistakes You Want to Avoid geo )Apr 30, 2024 68 books , forms , usability , accessibility , maintainability A Simple Mistake That Can Screw Up Your Light/Dark Theme (and How to Fix It) kev )Feb 27, 2024 67 videos , dark-mode , css Basic Accessibility Mistakes I Often See in Audits cfe )Jan 17, 2024 66 accessibility , auditing , html , semantics , focus , links , buttons Avoid These 5 Mistakes as a Web Developer Jan 12, 2024 65 career , learning Common Vue.js Development Mistakes and How to Avoid Them Oct 16, 2023 64 vuejs First, Do No Harm: Mistakes to Avoid in Creating Accessible User Experiences Sep 5, 2023 63 accessibility , user-experience All 12 “useState” and “useEffect” Mistakes Junior React Developers Still Make in 2024 Aug 21, 2023 62 videos , react , hooks How to Highlight Required and Optional Form Fields ada )Jun 11, 2023 61 how-tos , forms , usability 3 Engineering Mistakes That Kill Startups May 2, 2023 60 architecture 10 Common Mistakes in Angular Development Apr 18, 2023 59 angular , best-practices 3 Common IA Mistakes (That Are All Due to Low Information Scent) nng )Apr 16, 2023 58 information-architecture , information-scent , usability Are You Making These Five Mistakes When Writing Alt Text? Mar 2, 2023 57 accessibility , writing , alt-text , images Bad UX Writing: 5 Mistakes to Avoid uxm )Dec 5, 2022 56 user-experience , writing Common ARIA Mistakes and How to Avoid Them ale )Oct 17, 2022 55 accessibility , html , aria Turn Around Your Git Mistakes in 17 Ways Oct 9, 2022 54 git , productivity It’s Good to Make Mistakes tem )Sep 20, 2022 53 accessibility , design My Five Biggest Design System Mistakes Sep 12, 2022 52 design-systems 15 Common Beginner JavaScript Mistakes Jul 19, 2022 51 javascript The 10 Most Common JavaScript Issues Developers Face Jul 19, 2022 50 javascript What You Need to Know About ARIA and How to Fix Common Mistakes pop )Jul 12, 2022 49 accessibility , html , aria Bad Bad UX: 20 Common Mistakes in User Experience Jun 1, 2022 48 user-experience The “Form” Element Created the Modern Web—Was It a Big Mistake? wir )May 26, 2022 47 html , forms , history 4 Web Accessibility Remediation Mistakes to Avoid May 19, 2022 46 accessibility Design Mistakes That Hurt Your Web Site’s Conversion Rates uxm )Mar 21, 2022 45 design , user-experience , user-conversion , metrics 4 Accessibility Mistakes Plaguing Most Government Websites mgi )Mar 18, 2022 44 accessibility Making the World’s Fastest Website, and Other Mistakes Mar 15, 2022 43 performance SPAs Were a Mistake cfe )Feb 22, 2022 42 single-page-apps Common Mistakes When Writing CSS With BEM Oct 22, 2021 41 css , naming , bem Common npm Mistakes Every Developer Should Avoid Aug 30, 2021 40 npm 5 Ways to Undo Mistakes With Git Aug 23, 2021 39 git , command-line Avoid the Most Common 18 Mistakes to Make Your UI/UX Design Better Jul 30, 2021 38 design , user-experience 5 Hidden Mistakes That Can Ruin a Developer’s Career Jun 30, 2021 37 career The Biggest Mistake in Writing for the Web Apr 24, 2020 36 videos , writing , content , user-experience Top 10 Enduring Web-Design Mistakes nng )Oct 30, 2016 35 design , usability Dyslexia, [Typos,] and Web Compatibility kar )Sep 12, 2016 34 support , interoperability , web-platform , dyslexia Modern Software Over-Engineering Mistakes Jul 21, 2016 33 programming , software-design 5 Career-Ending Mistakes Web Developers Make Apr 26, 2016 32 career , business-relations , communication 10 Common Mistakes Web Developers Make Aug 25, 2015 31 html , css , javascript , career , performance A Simple Developer Error Is Exposing Private Information on Thousands of Websites owe )Jul 27, 2015 30 version-control , git , vulnerabilities , security 18 Critical Oversights in Web Development Sep 12, 2014 29 errors , logging , caching , best-practices , software-design-patterns , testing , automation , auditing 5 Common Mistakes With “rel=canonical” Apr 8, 2013 28 html , metadata , seo , google List of Mistakes in the Design of CSS fan )Mar 14, 2013 27 css David Walsh on Redesigning With Sass chr /css )Oct 17, 2012 26 sass , preprocessors , examples Why Web Accessibility Matters and How It Can Benefit Your Business or Website Feb 24, 2012 25 interviews , accessibility , economics , assistive-tech , w3c Common Debugging Mistakes nza )Jul 14, 2009 24 debugging My Worst CSS Mistakes dav )Sep 30, 2008 23 css SEO Mistakes: Read the Fine Print Nov 29, 2007 22 seo The Seven Deadly Sins of Email Marketing Management dig )Mar 27, 2007 21 email , marketing Ten Common CSS Mistakes Jun 19, 2006 20 css , conformance 7 Reasons Why Web Apps Fail May 5, 2006 19 web-apps SEO Mistakes: Hosted Doorway Pages Mar 22, 2006 18 seo Failed Redesigns Jan 4, 2006 17 redesigning , standards , examples Top 7 PHP Security Blunders Dec 21, 2005 16 php , databases , sql , security SEO Mistakes: Crappy Doorway Pages Dec 14, 2005 15 seo Business Blog Web Design Mistakes mer )Oct 20, 2005 14 blogging Weblog Usability: The Top Ten Design Mistakes nng )Oct 17, 2005 13 blogging , usability Top 5 Web Design Mistakes nza )Aug 8, 2005 12 design , images , javascript , colors , fonts AJAX Mistakes May 18, 2005 11 ajax , javascript PHPitfalls: Five Beginner Mistakes to Avoid dig )Oct 6, 2004 10 php PHP Security Mistakes Jun 9, 2004 9 php , security Comments on “10 Design Mistakes” mer )Jan 3, 2004 8 design Top Ten Web Design Mistakes of 2003 nng )Dec 22, 2003 7 design , usability Seven Deadly Sins of Web Writing ger )Jul 28, 2003 6 writing Common Style Mistakes coo /ore )May 29, 2003 5 php , security Top Web Design Mistakes sim )Jan 4, 2003 4 usability , urls Top 10 Web Design Mistakes of 2002 nng )Dec 22, 2002 3 design , usability , retrospectives Who Commits the “Top Ten Mistakes” of Web Design? nng )May 16, 1999 2 design , performance , usability “Top Ten Mistakes” Revisited Three Years Later nng )May 2, 1999 1 design , frames , urls , scrolling , retrospectives 