LightNews — News, ranked by scholars

Inautilo

@inautilo.bsky.social

#Development #Pitfalls
Resource age and its impact on cacheability · The caching mistake slowing millions of websites ilo.im/16fwyb by Paul Calvano

_____
#Caching #HttpHeaders #Content #Browser #Server #CDN #WebPerf #DevOps #WebDev #Backend

Resource Age and Its Impact on Cacheability

When deciding how long to cache a response, it’s important to consider how often the response may change as well as the cost of revalidation. A resource that is updated frequently would benefit from...

ilo.im

September 7, 2026 at 8:18 AM

Frontend Dogma

@frontenddogma.com

Resource Age and Its Impact on Cacheability, by @paulcalvano@webperf.social:

https://paulcalvano.com/2026-09-05-resource-age-and-its-impact-on-cacheability/?ref=frontenddogma.com

#caching #performance #httpef="/hashtag/httpheaders" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#httpheaders #http #metrics

Resource Age and Its Impact on Cacheability

When deciding how long to cache a response, it’s important to consider how often the response may change as well as the cost of revalidation. A resource that is updated frequently would benefit from a short cache duration, which offloads the origin while ensuring content freshness. Likewise, a re…

paulcalvano.com

September 6, 2026 at 8:30 AM

Inautilo

@inautilo.bsky.social

#Development #Launches
Does your browser support DBSC? · A live test of the Device Bound Session Credentials exchange ilo.im/16fii3 by Scott Helme

_____
#Credentials #Sessions #Cookies #Protocol #DBSC #Browsers #HttpHeaders #WebDev #Frontend #Backend

Does your browser support DBSC?

A live test of whether your browser supports Device Bound Session Credentials (DBSC), showing the whole protocol exchange: the registration JWT, your device key, and a real session refresh.

ilo.im

August 23, 2026 at 10:06 PM

トミー@メモ

@tommiy-memo.bsky.social

#後で読む用メモです→
Jakarta RESTful Web Services 5.0 の主な変更点(予定)

Jakarta RESTful Web Services 5.0 の主な変更点(予定) - A Memorandum

@Context @Suspended アノテーションの非推奨化 Java Records のサポート @PathParam のデフォルト値 @Context @Suspended アノテーションの非推奨化 @Context は @Context UriInfo info や @Context HttpHeaders headers のようにランタイム情報をインジェクションするものです。 @Suspended は、サーバー側で非同期処理を行うためのアノテーションで以下のように使用します。 @GET public void async(@Suspended AsyncResponse async…

blog1.mammb.com

August 14, 2026 at 4:44 PM

call_user_func

@throwable.bsky.social

📦 juanchosl/httpheaders 1.0.2

Little methods and constants collection in order to create http headers and reuse standard codes and messages

🔗 https://github.com/JuanchoSL/HttpHeaders

August 4, 2026 at 5:54 AM

Inautilo

@inautilo.bsky.social

#Development #Findings
Top 1 Million Analysis 2026: Web Security · “There is still a lot of value left on the table.” ilo.im/16e5it by Scott Helme

_____
#Security #DNS #HTTPS #HttpHeaders #Policies #Cookies #DevOps #WebDev #Frontend #Backend

Top 1 Million Analysis – June 2026: Ten Years of Web Security

It's been a long time since the last one of these! The previous Top 1 Million Analysis was way back in June 2022, and a lot has happened since then. But there's a much bigger reason to dust off the crawler...

ilo.im

August 1, 2026 at 4:24 AM

Barry Dorrans

@blowdart.me

Oh look at the BIG FUCKING WARNING IN THE DOCS

learn.microsoft.com/en-us/dotnet...

HttpHeaders.TryAddWithoutValidation Method (System.Net.Http.Headers)

Returns a value that indicates whether a new header and its values were added to the HttpHeaders collection without validating the header values.

learn.microsoft.com

June 26, 2026 at 2:57 PM

Inautilo

@inautilo.bsky.social

#Development #Analyses
Ending responsive images · “Lazy loading changes everything.” ilo.im/16domr by Jason Grigsby

_____
#LazyLoading #Images #ResponsiveImages #ClientHints #HttpHeaders #Cloudinary #Browsers #WebDev #Frontend #HTML

Ending Responsive Images

Mat Marquis isn't known for pulling his punches. And yet, Marquis stopped short when he declared The End of Responsive Images. Mat left responsive images on the ropes. I hope to finish them.

ilo.im

June 12, 2026 at 7:31 AM

Nicos Nicolaou

@nicolaounicos.bsky.social

🚀 Ktor 3.5.0 is out!

More stable, faster, and better DX for Kotlin backend devs.

🔗 github.com/ktorio/ktor/...

#Kotlin #Ktor #Backend #OpenSource #KMP

Release 3.5.0 · ktorio/ktor

Published 14 May 2026 Features KTOR-8421 Route.contentType should support multiple ContentType KTOR-7961 Add known TDM headers to the HttpHeaders object KTOR-9418 Support getAs from the root Appl...

github.com

May 18, 2026 at 5:20 PM

Frontend Dogma

@frontenddogma.com

Better Browser Caching With “No-Vary-Search”, by @csswizardry@webperf.social:

https://csswizardry.com/2026/05/better-browser-caching-with-no-vary-search/

#caching #httpef="/hashtag/httpheaders" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#httpheaders #http

Better Browser Caching with No-Vary-Search – CSS Wizardry

No-Vary-Search lets HTTP caches ignore irrelevant query parameters such as UTM tags, while still keeping meaningful ones like product variants in the cache key.

csswizardry.com

May 15, 2026 at 8:30 PM

Inautilo

@inautilo.bsky.social

#Development #Guides
Browser caching with No-Vary-Search · Better HTTP caching by ignoring irrelevant query parameters ilo.im/16crk2 by Harry Roberts

_____
#Caching #URL #UrlParameters #HTTP #HttpCache #HttpHeaders #Browsers #WebPerf #WebDev #Frontend

Better Browser Caching with No-Vary-Search – CSS Wizardry

No-Vary-Search lets HTTP caches ignore irrelevant query parameters such as UTM tags, while still keeping meaningful ones like product variants in the cache key.

ilo.im

May 8, 2026 at 2:11 AM

Inautilo

@inautilo.bsky.social

#Development #Approaches
Cookie consent management in 2026 (Part 2) · The technical aspects of a cookie consent solution ilo.im/16bj0o by Jason Grigsby

_____
#User #Consent #Cookies #Browser #Puppeteer #JavaScript #HttpHeaders #WebDev #Frontend #Backend

Cookie Consent Management in 2026, Part 2: Technical Tips

Testing cookies consent compliance proved more difficult than I expected. Here are some tips and tricks I learned while conducting a cookie compliance audit.

ilo.im

March 20, 2026 at 6:14 AM

Shadid

@shamiunshadid.bsky.social

How do you handle IP extraction in your next.js project?
Here's my approach with priority based header parsing.

What would you improve here?🤔

#NextJS #WebDev #Programming #JavaScript #ServerSide #HTTPHeaders #SecurityTips #FullStack

February 9, 2026 at 10:37 AM

Frontend Dogma

@frontenddogma.com

Fixing the URL Params Performance Penalty, by @tunetheweb@mastodon.social (@perfplanet.bsky.social):

https://calendar.perfplanet.com/2025/fixing-the-url-params-performance-penalty/

#performance #urls #caching #httpheaders #examples

Fixing the URL params performance penalty

Tales of two pages… What's the difference between these two pages?: https://www.example.com/ https://www.example.com/?utm_source=email I mean they've got different URLs, but many of us would probably guess that that utm_source URL query parameters (or "URL params" or "search params" as it's

calendar.perfplanet.com

December 25, 2025 at 8:30 AM

Inautilo

@inautilo.bsky.social

#Development #Proposals
The URL params performance penalty · How a new HTTP header could bypass a cache killer ilo.im/169dsl by Barry Pollard

_____
#URLs #Content #Chrome #Browser #Cache #HttpHeaders #CDNs #WebPerf #WebDev #Backend

Fixing the URL params performance penalty

Tales of two pages… What's the difference between these two pages?: https://www.example.com/ https://www.example.com/?utm_source=email I mean they've got different URLs, but many of us would probably...

ilo.im

December 23, 2025 at 6:29 PM

SEO Magic

@seomagic.bsky.social

HTTP headers are invisible to most people — but they can make or break technical SEO. 🧩🔧

In this guide we explain:
✅ the headers that matter for SEO (and why)
✅ caching, redirects, and statu...

#HTTPHeaders

👉 Full Article: https://seomagic.click/http-headers-technical-seo-guide/

$Cartoon illustration of a URL address bar displaying \'http://www\' with a cursor pointing at it.$

December 22, 2025 at 10:13 PM

webtoolskit.bsky.social

@webtoolskit.bsky.social

Ever wonder what a website is *really* saying? Peek behind the curtain with a free HTTP Header Lookup. Debug, optimize, and assess security in seconds. Try it here → www.webtoolskit.org/p/http-heade...

#HTTPHeaders #WebSecurity #SEOTools

December 3, 2025 at 11:11 PM

Frontend Dogma

@frontenddogma.com

CORS Explained: Stop Struggling With Cross-Origin Errors, by (not on Mastodon or Bluesky):

https://archive.fo/5rWqj

#security #cors #httpef="/hashtag/httpheaders" class="hover:underline text-blue-600 dark:text-sky-400 no-card-link">#httpheaders #http

CORS Explained: Stop Struggling With Cross-Origin Errors

archive.fo

October 3, 2025 at 1:30 PM