python

How do you make your first contribution to CPython? From finding an issue and forking the repo, to making a fix and opening a PR — a step-by-step walkthrough with a real example.

Main source | djangoproject.com/en/2.1/

Before contributing to CPython, you need to sign the PSF Contributor Agreement. In this short post, I explain what the CLA is, how to sign it, and how the approval process works, step by step.

The need for pagination arose from the sheer volume of data. If all data were displayed on a single page, the page would load slowly, users would have to wait a long time, the server would be overloaded, and the design would look poor.

If you need more information about what clickjacking is, how to protect against it, and what precautions to take, you can check out my list titled clickjacking.

Signals let you intercept an action performed on a model or on requests (request, response) and react accordingly. For example, if you have a user model and want something to happen in your own model whenever a new user registers, you can do that using signals.

In this article we will learn simple thresholding, adaptive thresholding, and Otsu's thresholding, and we will learn these functions: cv2.threshold, cv2.adaptiveThreshold

We'll learn how to use multiple databases with Django, how to create applications with Django, how to find the IP addresses of visitors, and how to use 'from django.db.models import F'.

We will learn how to bind a Trackbar to OpenCV windows. We will learn these functions: cv2.getTrackbarPos(), cv2.createTrackbar(), etc.