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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
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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
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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
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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
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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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