progscrape: willem.dev

Avoid inaccurate tests: Use httptest when testing HTTP handlers

30 hours ago willem.dev go http

I wrote a post about Sets in Go. Probably the situation where I use the empty struct the most.

15 days ago willem.dev go

The progress so far on my non-trivial Go web app (open source)

5 months ago willem.dev go web

Prevent sensitive data from leaking in Go/Golang

6 months ago willem.dev go

Fun with maps of functions

6 months ago willem.dev go

Composable HTTP Handlers using generics in Go

7 months ago willem.dev go http

Played around with the routing wildcards in Go 1.22 and wrote this post

7 months ago willem.dev go

What is the difference between "telling time" and "measuring time"? I just published this post about time.Now() and the monotonic clock

8 months ago willem.dev go

Beginners sometimes compare time values using the comparison operators, this post explains why that's not a good idea

8 months ago willem.dev go

Have you ever had to change the default JSON time format? I wrote this post on different ways of marshaling/unmarshaling. Let me know what you think.

8 months ago willem.dev go json

The docs for Go's time package jump straight into the deep end. I wrote this article as a (hopefully!) more approachable intro to Time and Location.

9 months ago willem.dev go

How to parse a time or date in Go

10 months ago willem.dev go

Explore the relationship between Arrays and Slices with this visualizer

11 months ago willem.dev go

Anonymous structs.. How and when do you use them?

10 months ago willem.dev anonymous go

Dealing with large structs in (table) tests

13 months ago willem.dev go testing

Someone on here asked “should I use slices of pointers” in response to my last post. So here is my view on it.

13 months ago willem.dev go

How (and when) to use make, literals and re-slicing. Beginner friendly post that discusses different ways to create slices.

13 months ago willem.dev go

Build your own slice: The append and copy functions

14 months ago willem.dev go