Jacob Emcken

Release 2.1.0 of Clojure lib for AWS presigned URLs & requests

With a little help, aws-simple-sign now supports PUT URLs and I have released a new version (2.1.0) of the library.

Stumble upon in Feb 2025

Even if you’re open-minded and free from bad habits and addictions, I believe you’ll find the following a great source of inspiration, just as I did.

About fixing the right problem

It is fascinating how we humans often choose to treat the symptom instead of addressing the actual problem — like endlessly replacing water-filled buckets with empty ones instead of fixing the leaking roof.

At least that is how it felt at work the other day… again. This time though, the problem was easier to spot in the code than usual.

New release of Clojure lib for AWS presigned URLs & requests

The Clojure library aws-simple-sign was in pre-release for more than six months. With a modest download count of just above 2,000 and no reported issues, I finally found the time to promote the 2.0.0-alpha1 release of to a stable version.

For those unfamiliar with aws-simple-sign, it generates presigned URLs for S3 objects and signs HTTP requests for AWS.

A Clojure Jekyll adventure: Getting my feet wet with Liquid

The Liquid templating language is essential for Jekyll and its themes. While a Clojure implementation exists in the form of a library named Wet 💧, ironically, the library is missing most functionality categorized as Tags > Template in the Liquid documentation.

Though we’ll touch on “writing code” in this next part of my adventure, it perfectly illustrates how problem-solving is more about thinking than just writing code.

This is the second part of the series: “A Clojure Jekyll adventure”, exploring how Clojure fares from a “Jekyll perspective”. You can find the previous part here: How my Jekyll blog became a Clojure adventure.