# learn to code Published articles for learn to code. This is one page of public article previews, not the complete archive. Follow Next page to continue. Summaries are not the original full articles. ## A tag input that feels like a real product DevFeed: [A tag input that feels like a real product]() Original publisher: [Read original article]() Author: Marko Published: 2026-09-12T09:00:23Z Content type: tutorial Language: en Sources: [Marko Denic Tech]() Topics: [GUI](), [bug](), [Accessibility]() Tags: [blog-for-developers](), [bug](), [build-faster](), [code-productivity](), [code-smarter](), [content-monetization](), [css](), [css-animation](), [css-performance](), [developer-growth](), [developer-resources](), [email-newsletter-for-coders](), [forms](), [front-end-development](), [github-profile-automation](), [html](), [html-tips](), [javascript](), [javascript-tricks](), [learn-to-code](), [product](), [responsive-design-tips](), [ui](), [ux](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview A tutorial on building a robust tag-input control. It covers committing values with Enter, commas, blur, and paste; handling spreadsheet delimiters; avoiding duplicate tags; synchronizing hidden form inputs; and providing accessible chip removal controls. ### Source excerpt Your tag input is silently dropping the last thing users type. Here's the 4-line fix, plus paste handling that finally works with spreadsheets. ## A countdown that stays accurate in a background tab DevFeed: [A countdown that stays accurate in a background tab]() Original publisher: [Read original article]() Author: Marko Published: 2026-09-05T06:30:19Z Content type: tutorial Language: en Sources: [Marko Denic Tech]() Topics: [web applications](), [client](), [Server]() Tags: [blog-for-developers](), [browsers](), [bug](), [build-faster](), [code-productivity](), [code-smarter](), [content-monetization](), [css-animation](), [css-performance](), [developer-growth](), [developer-resources](), [email-newsletter-for-coders](), [front-end-development](), [github-profile-automation](), [html](), [html-tips](), [http](), [javascript](), [javascript-tricks](), [learn-to-code](), [responsive-design-tips](), [server](), [ui](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview A tutorial on building accurate web countdowns despite background-tab timer throttling. It recommends calculating remaining time from an absolute deadline, forcing a render when a tab returns, and treating the server clock as the authority for consequential expirations. ### Source excerpt Your checkout timer says 4:55 when the cart already expired. Why background tabs break setInterval countdowns, and the three-line fix. ## A sticky table header and first column in 6 lines of CSS DevFeed: [A sticky table header and first column in 6 lines of CSS]() Original publisher: [Read original article]() Author: Marko Published: 2026-08-29T11:00:37Z Content type: article Language: en Sources: [Marko Denic Tech]() Topics: [CSS](), [Web Development]() Tags: [blog-for-developers](), [build-faster](), [code-productivity](), [code-smarter](), [content](), [content-monetization](), [css](), [css-animation](), [css-performance](), [developer-growth](), [developer-resources](), [developers](), [email-newsletter-for-coders](), [front-end-development](), [github-profile-automation](), [html](), [html-tips](), [javascript](), [javascript-tricks](), [learn-to-code](), [markdown](), [performance](), [responsive-design-tips](), [tech](), [ui](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview A concise guide to freezing a table's header row and first column with CSS, covering sticky positioning, semantic row headers, backgrounds, scrolling containers, the corner cell, scroll behavior, and visual borders. ### Source excerpt Freeze a table's header row and first column with five lines of CSS. ## An animated FAQ accordion in pure HTML DevFeed: [An animated FAQ accordion in pure HTML]() Original publisher: [Read original article]() Author: Marko Published: 2026-08-22T09:30:55Z Content type: tutorial Language: en Sources: [Marko Denic Tech]() Topics: [HTML](), [CSS](), [Web Development](), [Accessibility](), [JavaScript]() Tags: [accessibility](), [animation](), [blog-for-developers](), [build-faster](), [code-productivity](), [code-smarter](), [content-monetization](), [css](), [css-animation](), [css-performance](), [developer-growth](), [developer-resources](), [email-newsletter-for-coders](), [front-end-development](), [github-profile-automation](), [html](), [html-tips](), [javascript](), [javascript-tricks](), [learn-to-code](), [responsive-design-tips](), [ui](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview Tutorial showing how to build an animated FAQ accordion with pure HTML and CSS. It explains how shared form grouping provides exclusive-panel behavior and how modern CSS enables height transitions without JavaScript or manually measured pixel values. ### Source excerpt Delete every line of accordion JavaScript. Three lines of CSS replace it. ## A real chart in 15 lines of SVG, no library DevFeed: [A real chart in 15 lines of SVG, no library]() Original publisher: [Read original article]() Author: Marko Published: 2026-08-19T11:34:04Z Content type: tutorial Language: en Sources: [Marko Denic Tech]() Topics: [SVG](), [CSS](), [Canvas](), [data](), [Web Development]() Tags: [blog-for-developers](), [build-faster](), [code](), [code-productivity](), [code-smarter](), [coding](), [content-monetization](), [css](), [css-animation](), [css-performance](), [design](), [developer-growth](), [developer-resources](), [email-newsletter-for-coders](), [front-end-development](), [github-profile-automation](), [html](), [html-tips](), [javascript](), [javascript-tricks](), [learn-to-code](), [marketing](), [responsive-design-tips](), [svg](), [ui](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview A practical guide to creating responsive, accessible data visualizations with inline SVG in about 15 lines, without a charting library. It explains coordinate mapping, responsive sizing, area fills, bar spacing, and common rendering considerations. ### Source excerpt No chart library needed. Inline SVG plots your data in 15 lines, scales to any container, and styles with the same CSS as everything else. ## A before/after image slider in 2 lines of JavaScript DevFeed: [A before/after image slider in 2 lines of JavaScript]() Original publisher: [Read original article]() Author: Marko Published: 2026-08-15T09:34:36Z Content type: tutorial Language: en Sources: [Marko Denic Tech]() Topics: [image slider](), [JavaScript](), [CSS](), [Web Development]() Tags: [blog-for-developers](), [browser](), [build-faster](), [code-productivity](), [code-smarter](), [content-monetization](), [css](), [css-animation](), [css-performance](), [developer-growth](), [developer-resources](), [email-newsletter-for-coders](), [front-end-development](), [github-profile-automation](), [html](), [html-tips](), [image-slider](), [images](), [javascript](), [javascript-tricks](), [learn-to-code](), [responsive-design-tips](), [ui](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview A concise tutorial showing how to build an accessible before/after image slider with two stacked images, CSS clipping, a native range input, and only two lines of JavaScript. ### Source excerpt The plugin you were about to install is just input[type=range]. Stack two images, clip one, done. Works with the keyboard too. ## What Jobs Can You Get After Learning Python? 6 Careers and Their Salaries DevFeed: [What Jobs Can You Get After Learning Python? 6 Careers and Their Salaries]() Original publisher: [Read original article]() Author: Kari Brooks Published: 2026-08-10T20:00:19Z Content type: article Language: en Sources: [Treehouse Blog]() Topics: [Python](), [Back end](), [Django](), [Flask](), [pandas]() Tags: [backend](), [backend-development](), [career-advice](), [career-change](), [careers](), [data-analyst](), [developer](), [django](), [flask](), [learn](), [learn-to-code](), [learning](), [pandas](), [python](), [python-careers](), [tech-jobs]() ### AI overview This guide describes six career paths available after learning Python, including data analysis, data science, backend development, machine learning engineering, automation engineering, and DevOps. It discusses beginner accessibility, required skills, and salary ranges from roughly $60,000 for entry-level analysts to over $180,000 for senior machine learning engineers. ### Source excerpt Python opens doors to data, web, AI, and automation careers. Here are six real jobs you can land after learning Python, what they pay, and which ones welcome beginners. The post What Jobs Can You Get After Learning Python? 6 Careers and Their Salaries appeared first on Treehouse Blog. ## Delete your auto-resize textarea script DevFeed: [Delete your auto-resize textarea script]() Original publisher: [Read original article]() Author: Marko Published: 2026-08-08T11:05:28Z Content type: tutorial Language: en Sources: [Marko Denic Tech]() Topics: [CSS](), [Web Development](), [browser]() Tags: [blog-for-developers](), [browser](), [build-faster](), [code-productivity](), [code-smarter](), [content-monetization](), [css](), [css-animation](), [css-performance](), [developer-growth](), [developer-resources](), [email-newsletter-for-coders](), [front-end-development](), [github-profile-automation](), [html](), [html-tips](), [javascript-tricks](), [learn-to-code](), [responsive-design-tips](), [ui](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview The article explains how CSS field-sizing: content can replace JavaScript auto-resize textarea scripts. It covers growth limits, placeholder sizing, width constraints, fallback behavior, browser support, and manual resizing. ### Source excerpt The CSS property field-sizing: content replaces your auto-resize textarea script. One line, no input listener, no scrollHeight. Plus the limits to set. ## Give your site the Cmd+K menu users expect DevFeed: [Give your site the Cmd+K menu users expect]() Original publisher: [Read original article]() Author: Marko Published: 2026-08-01T10:15:27Z Content type: tutorial Language: en Sources: [Marko Denic Tech]() Topics: [dialog](), [Code](), [coding](), [browser](), [Chrome](), [Firefox]() Tags: [blog-for-developers](), [browser](), [build-faster](), [chrome](), [code](), [code-productivity](), [code-smarter](), [coding](), [content-monetization](), [css](), [css-animation](), [css-performance](), [developer-growth](), [developer-resources](), [dialog](), [email-newsletter-for-coders](), [firefox](), [front-end-development](), [github](), [github-profile-automation](), [html](), [html-tips](), [javascript](), [javascript-tricks](), [learn-to-code](), [responsive-design-tips](), [ui](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview This tutorial explains how to build a dependency-free Cmd+K command palette for a multi-page website using the dialog element, a keydown listener, and a text filter. It covers keyboard handling across Mac and Windows, browser-specific behavior, modal focus and scrolling, and use cases such as admin panels and documentation sites. ### Source excerpt Linear and GitHub both have it. Build the same command palette with the dialog element, one keydown listener, and a filter. No libraries. ## How to build a swipeable carousel with just CSS DevFeed: [How to build a swipeable carousel with just CSS]() Original publisher: [Read original article]() Author: Marko Published: 2026-07-25T13:55:58Z Content type: tutorial Language: en Sources: [Marko Denic Tech]() Topics: [CSS](), [Web Development]() Tags: [blog-for-developers](), [build-faster](), [code-productivity](), [code-smarter](), [coding](), [content-monetization](), [css](), [css-animation](), [css-performance](), [developer-growth](), [developer-resources](), [email-newsletter-for-coders](), [front-end-development](), [github-profile-automation](), [how-to](), [html](), [html-tips](), [javascript-tricks](), [learn-to-code](), [performance](), [responsive-design-tips](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview Tutorial showing how to build a swipeable carousel with CSS scroll snap instead of JavaScript or a carousel library. It covers snap behavior, slide alignment, touch and trackpad scrolling, interactive slides, keyboard focus, accessibility, browser support, and practical use cases such as testimonials, product galleries, and mobile card rows. ### Source excerpt You don't need a carousel library. Six lines of CSS scroll snap will do it. ## Turn any table sortable in 20 lines DevFeed: [Turn any table sortable in 20 lines]() Original publisher: [Read original article]() Author: Marko Published: 2026-07-17T12:26:58Z Content type: tutorial Language: en Sources: [Marko Denic Tech]() Topics: [JavaScript](), [HTML](), [Sorting](), [Web Development]() Tags: [blog-for-developers](), [build-faster](), [code](), [code-productivity](), [code-smarter](), [content-monetization](), [css](), [css-animation](), [css-performance](), [developer-growth](), [developer-resources](), [email-newsletter-for-coders](), [front-end-development](), [github-profile-automation](), [html](), [html-tips](), [javascript](), [javascript-tricks](), [learn-to-code](), [markdown](), [responsive-design-tips](), [sorting](), [ui](), [web-dev-newsletter](), [web-development](), [web-development-tips](), [weekly-dev-tips](), [workflow-optimization]() ### AI overview A concise tutorial showing how to make a plain HTML table sortable with about 20 lines of vanilla JavaScript. It explains moving existing DOM rows, reversing sort direction, parsing numeric values correctly, and falling back to text sorting. ### Source excerpt Make any HTML table sortable in 20 lines of vanilla JS. ## Everyone Should Code DevFeed: [Everyone Should Code]() Original publisher: [Read original article]() Published: 2013-02-27T07:00:00Z Content type: opinion Language: en Sources: [Blogs on Ryan Harter]() Topics: [Code](), [Programming](), [coding]() Tags: [code](), [coding](), [learn-to-code](), [programming]() ### AI overview The article argues that everyone should learn basic programming and recommends starting with simple exercises such as "Hello, World!" before choosing a platform and tutorial. ### Source excerpt In the world we live in today, basic computer understanding is a must have. The folks at code.org have made this excellent video which really shows why everyone should learn to code and how easy it really can be. {% youtube dU1xS07N-FA %} The biggest question that I hear is "Where do I start?" and my answer is always the same, just start. You can spend years worrying about which language is best and what your first app is going to be, but none of that is really important in the long run. I think the most important part is that you start and get the basic idea of programming.