Python

Determining the current minimum in the stack

Increasing the request speed in a social network

Memory consumption growth issue in Python service after update

What will happen if you change the list inside a tuple

Junior — Senior

Т-Банк

Recursive implementation of binary search

Notification system in Django

Decorator for exception handling with callback invocation

Create a generator that outputs squares of numbers in reverse order

Designing a news feed system

What does the 'is' operator return when variables are initialized identically

SQLAlchemy query: select authors with more than five books

Анализ кода: поиск проблем в реализации get_first_matching_object

Junior — Senior

СБЕР

Creating custom user model field validations

Function that adds an element to the end of an array

Line-by-line file processing

SQL query: get the names of authors who have more than five books (GROUP BY + HAVING)

Method definition in a class hierarchy with diamond inheritance

Determining the presence of an element in different types of Python collections

SQL query to combine data from employers and employees tables

How does string concatenation affect object references in Python