Kelvin Wangonya articles - 93 total
Be careful with join type typos
I noticed a typo in one of my sql queries today, but the funny thing is the query still worked fine....
Spotify Cleaner
I've had my Spotify account for a long time, and over that time, my musical tastes have evolved. As a...
On embracing asynchronous communication
I've been trying to improve my workflows this year. One thing I've known for a while, but never...
Pydantic validators don't raise validation errors immediately
This one really had me confused. I was facing an error with Pydantic validators which I thought I had...
Taking notes
I need to get in the habit of taking notes while I work. Especially when I'm debugging. I've noticed...
Handling missing dict keys
Trying to access a non-existent key using this notation raises a KeyError: dict[key]. An easy...
You can use your database as a simple calculator
Saw this in the MySQL docs. I'm assuming this only works for relational databases. I don't know if...
Getting the running Go version
This would mostly be useful for debugging. package main import ( "log" "runtime" ) func...
Writing DRYer tests using Pytest parametrize
Tests tend to not always be so DRY, which isn't necessarily a bad thing. This SO answer sums it up n...
Hackathon submission
What I built An auto repair shop management system. Category Submission: Built...
Progress: Search
Search A simple implementation of Django's full text search. Next steps V...
Progress: Improved dashboard (with real data) and "no data" placeholders
Dashboard The dashboard now pulls data from the database based on the selected time period...
Progress: Improved UI, update and delete for models, and some data on the dashboard
Improved UI I switched out UI-Kit for MD-Bootstrap. I think it looks much better....
Progress: Creating and viewing jobs, contacts and vehicles
So far for the CRUD functionality, I'm able to create and view jobs, contacts, and vehicles....
Progress: Authentication & laying out the UI
Here's what I've been able to accomplish so far: Registration & Login This is the onl...
My idea for the Hackathon
For this Hackathon I'm thinking of creating something for the "Built for Business" category....
What happens when you run PSQL slash commands?
Running \? within a psql database gives a whole list of commands that come in handy when performing v...
Working with celery signals
If you're new to celery, start here. Sometimes when using celery, you may want to get notified when...
Shallow & deep copying in python
What happens when a variable is assigned to another variable in python? For example: >>> x...
Progress: rethinking the implementation
Initially, I wanted to have python (somehow) directly manipulate the DOM based on the state of docume...
A Python binding for the web monetization Javascript API
For this hackathon, I'm thinking of building a python binding for the web monetization API. Here's wh...
Project Submission: cchat
What I built A terminal based chat application using twilio's programmable chat api. I als...
Progress: being notified when you're @mentioned
A post by Kinyanjui Wangonya
Progress: sending sms
Teammate not responding on chat? Send them a quick sms. Command format: /sms NUMBER MESSAGE_BODY...
Progress: creating/deleting channels, switching active channel and chat history
My laptop died on me last week so things have been a bit slow. I have made a bit of progress since my...
Progress: sending messages and being notified when people join the channel
As I noted last time, I was having a bit of a problem with sending messages: Apparently, messages s...
Progress: interface, authentication and receiving messages
Interface At first I wanted to build a simple no-interface client - just a prompt to send...
Connect with teammates without leaving your terminal
For the Twilio hackathon, I'm thinking of building a terminal chat application with python using Twil...
When to use python's enumerate() instead of range() in loops
The range() function is often useful when iterating over a set of integers: for n in range(50): ...
Documenting python code using docstrings
Until recently, I thought python docstrings were just an alternative way to write comments in the...