Web
Do You Need a Go Web Framework or Just net http Alone
Write one small notes API twice, with net/http and with gin, and compare the code you write, where the behavior differs and what the framework really saved.
9 min read
Topic
Web
Servers, handlers, middleware, templates, cookies and sessions on net/http, plus the parts of a real website the tutorials leave out.
Web
TLS for a Go Server With Autocert and Lets Encrypt
Serve HTTPS from a Go program with autocert and Lets Encrypt, limit which hostnames may get certificates, persist the cache and handle port 80.
7 min read
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Generate an RSS Feed From a Go Application Correctly
Generate a valid RSS 2.0 feed in Go with encoding/xml: required fields, stable GUIDs, RFC 1123 dates, absolute URLs, escaping and conditional GET.
10 min read
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ETags and Conditional Requests in Go Handlers Explained
Add strong ETags and If-None-Match handling to Go handlers, including weak comparison, lists of tags and a 304 that repeats the right headers.
7 min read
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Templ With HTMX for Interactive Pages Without a SPA
Build a contacts directory with templ and HTMX: live search, endless scroll, click to edit with validation, delete with an out of band count and fragments.
18 min read
Web
Test Middleware Chains in Go From Request to Response
Test Go middleware one piece at a time with a spy handler, then test the whole chain for order, short circuits, panics, headers and context values.
10 min read
Web
A Templ Cheat Sheet for Syntax Components and Helpers
A one page templ cheat sheet: component syntax, control flow, attributes, css and script components, children, fragments, helpers and commands in one program.
6 min read
Web
Server Sent Events in Go for Live Browser Updates Explained
Build a server sent events endpoint in Go with flushing, event ids, Last-Event-ID resume, heartbeats and clean shutdown, and see the wire format it sends.
7 min read
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Send Webhooks From Go With Retries and Request Signing
Build the sending side of webhooks in Go: signed deliveries, a retry schedule that honors Retry-After, permanent versus temporary failures and dead endpoints.
16 min read
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Health Check and Readiness Endpoints in Go Services
Write liveness, readiness and startup endpoints for a Go service: what each should check, how to bound dependency checks, and how readiness fits shutdown.
7 min read
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Go HTTP Cheat Sheet for Servers and Clients in One Page
A one page Go HTTP cheat sheet: server settings, routing, JSON helpers, middleware, shutdown, a safe client, status codes and headers, all run together.
8 min read
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Download a File in Go With Progress and Resume Support
Download a large file in Go into a partial file, report progress, resume with Range and If-Range after a failure, and rename it into place when complete.
10 min read
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