interview

Slice Interview Questions for Backend Developer | Experienced Candidate 2025

Slice Interview Questions for backend developer. Coding interview round experience is shared by experienced candidate for SDE.

Django

[Solved] Index Error: list index out of range in Django | first() and last()

Index Error: list index out of range in Django. How to solve it? How to access the first and last object in the queryset?

Django

How to Update Field in Django Model Efficiently??

How to update field in Django model more efficiently? Update multiple values using f expression.

Django

OneToOneField in Django Model | related_name Example

OneToOneField in Django model. Example- accessing field values in Django template using Reverse Look Up (aka Backward Compatibility) and related name.

coding challenge

Count Snow Units Captured between the Hills asked in GS [Coding Challenge]

Write a program to count snow units captured between the hills? Coding challenge asked in Goldman Sachs.

AllAuth

How to Customize and Override Django-AllAuth Template Forms?

Simple steps to override Django-AllAuth template like login/signup form view. How to style django allauth form?

Django

[Error Fixed] How to Get SITE_ID for Allauth Authentication in Django?

How to find and get SITE_ID for allauth authentication in Django? Fixed “Error : `SocialApp matching query does not exist.”.

Python

[Fixed] “Failed building wheel for Pillow” in Python

[Error Fixed] Failed building wheel for Pillow. Fixed Python library installation on Ubuntu Linux.

git

How to use Git and GitHub in Ubuntu [Installation, Configuration]

How to use Git in Ubuntu? Simple steps and commands to install and configure Git on Linux.