Django sessions works great since the begining, you can do a site with them and never really understand how sessions works, but you can't scale to thousands of simultaneous users writing all your sessions to database. The database can be a huge bottleneck here and you should remove all unnecessary …
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I started contributing to Django core after a failure in our project.
I had to rename a model attribute without touching our database. The solution was simple.
# Simple attribute to rename.
author = models.ForeignKey('Author')
# 1. Add db_column param.
author = models.ForeignKey('Author', db_column='author')
# 2. Change the attribute name …There are comments.
We at Buser recently migrated from Django unittests to pytest. It is amazing how much you can improve your tests with pytest.
Unfortunately our CI/CD was really slow after this change.
I discovered parallel pytest-django do their setup different than Django unittests. Django create a template database and copy …
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Honeycomb is the observability tool we use everyday at Buser. They help us tracking application bottlenecks, slow database queries, slow requests, requests with too many queries and much more.
Their automatic instrumentation with beeline is a good start, but at some point we had to extend the default behaviour.
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Python has awesome tools for logging, including standard logging module. Also, through WSGI protocol we have the wsgilog middleware. Using it is easy with any Python web framework.
You can easily integrate it in bottle environment.
import bottle
from wsgilog import log
app = bottle.Bottle(catchall=False)
logger_middleware = log(tohtml …There are comments.
It is just a small note about a hidden-ish Python feature. Looking for a thread pool solution, I found the threading module has no support to it.
The most common answers talk about pythonthreadpool library or some ActiveState cookbook recipe. I'm pretty sure it solves the problem, but that is …
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If you develop a Chrome Extension, you should know that. Some days ago, I received a scary red warning during development of FunBlocker Chrome Extension.
No problem, I can just follow the rules defined in Chrome Extensions Manifest Version and migrate my manifest to get rid of this warning. I …
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Ajax Control Tookit is one of an important library in .NET world. It handles a lot of dynamic JavaScript things you do not want to do alone.
They have a component called MaskedEdit to handle a input formatted text like __/__/__. Take a look at the MaskedEdit example …
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During my adventures developing FunBlocker, I needed to hide some Facebook posts.
Here is some of my code history in GitHub, analysing my different solutions to this problem.
My first solution was just hide the post with CSS display:none, when I still ran it with JavaScript …
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