Nicolas Frankel
6,369 viewsOpenTelemetry Tracing on Spring Boot, Java Agent vs. Micrometer Tracing
Let's compare three different ways to do OpenTelemtry Tracing: Java agent v1, Java agent v2, and Micrometer Tracing.
Nicolas Frankel
253 articles
714,992 viewsNicolas Frankel
6,369 views
Nicolas Frankel
2 viewsKotlin Coroutines and OpenTelemetry tracing
I recently compared three OpenTelemetry approaches on the JVM: Java Agent v1, v2, and Micrometer. I used Kotlin and coroutines without …
Default map value
In this post, I'll explain how to provide a default value when querying an absent key in a hash map in different programming languages. Java …
Nicolas Frankel
4,463 viewsFree tier API with Apache APISIX
Lots of service providers offer a free tier of their service. The idea is to let you kick their service's tires freely. If you need to go …
Nicolas Frankel
4,772 viewsDifferentiating rate limits in Apache APISIX
In this post, we implement rate limiting with Apache APISIX. We set the rate limit on a route and moved it to individual consumers. Then we …
Nicolas Frankel
3,747 viewsRandom and fixed routes with Apache APISIX
If no cookie is set, randomly forward the request to one of the upstreams, if a cookie has been set, forward the request to the correct …
Nicolas Frankel
4,916 viewsAdvanced URL Rewriting with Apache APISIX
Here I describe using the proxy-rewrite plugin with a path variable. You can reuse the same technique with multiple variables.
Nicolas Frankel
5,386 viewsDynamic watermarking with imgproxy and Apache APISIX
Let's implement a watermarking feature with the help of imgproxy. The more I think about it, the more I think they make a match made in …
Nicolas Frankel
5,571 viewsDynamic watermarking on the JVM
Displaying images on your website makes for an interesting problem: on one side, you want to make them publicly available; on the other, you …
Nicolas Frankel
5,219 viewsRenovate for everything
You can configure Renovate for every package manager you can think of. Even better, Renovate allows the contribution of new package …