position: sticky in CSS
Achieving sticky positioning on the web was once a weighty process using JavaScript to detect scroll positions and switch styles. Now, we have position: sticky!
Articles, page 11 of 22
Practical notes and articles on React, Next.js and web platform work.
Position: sticky in CSS. 
Using the CSS :has Pseudo‑Class. Using the CSS
:hasPseudo‑ClassThe :has CSS selector allows you to select a parent element based on whether it has a certain child or children. It's powerful but it has some limitations.
Spread Syntax in JavaScript (...). Spread Syntax in JavaScript (
...)In a nutshell, JavaScript spread syntax allows you to pass the elements of an iterable (for example an array), through to a function as individual elements.
The Safest Way to Test for NaN. The Safest Way to Test for
NaNNaN is an unusual concept in JavaScript, especially for developers newer to the language. As a result, testing for it can be more complex than first expected.
When to Use var or let or const. When to Use
varorletorconstCompare var, let, and const in JavaScript, including scope, hoisting, reassignment, block behaviour, ES6 defaults, and when each declaration fits.
What is a Distributed Denial of Service (DDoS) Attack? What is a Distributed Denial of Service (DDoS) Attack?
It has been a little while since a DDoS attack made the headlines. Nevertheless, the risk is omnipresent and very difficult to do anything about or to stop.
Gatsby & GraphQL: Nodes vs. Edges. Gatsby & GraphQL: Nodes vs. Edges
Gatsby and GraphQL nodes versus edges explained through graph theory, query shape, pagination, and why Gatsby data often exposes both structures.
HTML Video and the preload Attribute. HTML Video and the
preloadAttributeUnderstand the HTML video preload attribute, including auto, metadata, none, browser behaviour, bandwidth cost, playback expectations, and trade‑offs.
Why You Should Not Use Protocol‑Relative URLs. Why You Should Not Use Protocol‑Relative URLs
Avoid protocol‑relative URLs on modern sites, with reasons around HTTPS, security, performance, browser expectations, and clearer absolute resource loading.
Can I Learn Front‑End Development in 2 Months? Can I Learn Front‑End Development in 2 Months?
Can you learn front‑end development in 2 months? Yes for fundamentals and small projects, no for mastery. Here is what eight focused weeks can realistically do.
Where to Find Jobs in Web Development. Where to Find Jobs in Web Development
Find web development jobs through job boards, aggregators, social networking, cold outreach, freelance routes, contract listings, and better search habits.
LocalStorage in JavaScript. localStoragein JavaScriptWith HTML5, new storage APIs became available that allow us to store small amounts of non‑essential data on the client‑side without needing cookies.
Detecting Breakpoints in React Using Chakra UI. Detecting Breakpoints in React Using Chakra UI
Use Chakra UI breakpoints in React with useBreakpoint and ThemeProvider, including responsive interface choices and custom breakpoint configuration.
How to Improve Your Time to First Byte (TTFB). How to Improve Your Time to First Byte (TTFB)
Time To First Byte (TTFB) is a crucial influence on website performance. The easy answer is increasing server resources, but there are other considerations too.
Optional Chaining in JavaScript (?.). Optional Chaining in JavaScript (
?.)Introduced as part of the ES2020 spec, JavaScript optional chaining takes some of the guesswork and convoluted if statement structuring out of accessing data.
Semantic HTML. Semantic HTML
Semantic HTML explained through meaningful elements, HTML5 structure, header, nav, footer, section, figure, accessibility, and more understandable markup.
Positioning in CSS. Positioning in CSS
Understand CSS positioning with static, relative, absolute, fixed, and sticky values, including containing blocks, layout effects, and common front‑end bugs.
Why is Time to First Byte (TTFB) Important? Why is Time to First Byte (TTFB) Important?
Time To First Byte (TTFB) is a measurement of the time is takes for a server to respond to a request: how quickly your visitor can start to load your page.
Automatically Submit Sitemaps to Google During Gatsby Build. Automatically Submit Sitemaps to Google During Gatsby Build
You can let Google know that your website (and the content within) has been updated by submitting an updated sitemap automatically via a simple Node.js script.
Margin Collapse in CSS. Margin Collapse in CSS
Understand CSS margin collapse, including vertical margins, parent‑child behaviour, margin transference, why it feels odd, and how to prevent it.
Use CSS to Change the Mouse Cursor. Use CSS to Change the Mouse Cursor
Change the mouse cursor with CSS using built‑in cursor values or custom assets, while keeping interaction cues useful and avoiding distracting effects.
