There are plenty of tools and libraries out there to decode (and verify) JSON Web Tokens (JWT). But what if you are in a context where you can not or don't want to use these?
Here is a simple command line one-liner to decode a JWT passed through standard input …
To get a quick overview of a git repo, I wanted to know what kind of files it contained, for example through a simple histogram of file extensions.
I figured this would be a nice test for ChatGPT:
Can you write me a bash script to walk the current directory …
Sometimes you have these simple Python projects that are essentially just a single file.
On the road to package your project "properly",
you'll find a lot of documentation and tools
pushing you towards a complex project layout with multiple folders
(e.g. a generally recommended src layout)
and additional (empty …
IPython/Jupyter notebooks have built-in "pretty" formatting of dictionary (and related) constructs. For example, take this messy, nested dictionary construct:
How to create clients and users programmatically in Keycloak, using Python.
You're probably very familiar with the tools you use daily and operate them from muscle memory. But there are also these setup or maintenance tasks you only do every X months and their practical details are a bit hazy.
This is a random, work-in-progress collection of cheat sheets for these …
The circular import problem in Python.
Some module foo imports module bar, but bar also imports foo.
On itself, it's not necessarily a problem. Python allows it.
Depending on how both modules interact,
you might not even notice there is cycle in the dependency chain.
However, when you have a …
In this notebook, I will dive into the OAuth 2.0 Authorization Code flow with PKCE step by step in Python, using a local Keycloak setup as authorization provider. The focus lies on practical, step by step low-level HTTP operations. We wont even use an actual browser nor need an actual HTTP server for the redirect URL.
When developing a web application of non-trivial size it can be challenging to find the relevant source file or class that is responsible for something you see on a web page.
PyCharm (currently
my main development environment for python) provides a pycharm:// protocol
handler, which makes it possible to link …