All Posts

• Cache vs Persist in Spark

• Mixins in Django Rest Framework(DRF)

• Git & Github - Overview, Commands

• Circular Import in Python

• Managed vs external table in Spark

• Repartition vs Coalesce in Spark

• Caching an RDD in Spark

• Broadcast Join in Spark

• reduceByKey() vs groupByKey() in Spark

• Transformations and Actions in Spark

• Narrow and Wide Transformations in Spark

• Jobs, Stages and Tasks in Spark

• Serializers in Django

• Containerization and Orchestration - Docker, Kubernetes

• Database Indexes - UNIQUE, CLUSTERED, NONCLUSTERED

• Strong Consistency vs Eventual Consistency in Distributed Systems

• Joins in SQL - INNER, LEFT, RIGHT, OUTER, CROSS, SELF

• What is CAP theorem?

• Multiprocessing in Python

• Difference between Asynchronous Programming vs Multithreading vs Multiprocessing in Python

• Shallow Copy vs Deep Copy in Python

• Message Queues: RabbitMQ, Redis and Kafka

• Monolithic vs Microservices

• Asynchronous Programming: AsyncIO, blocking/non-blocking execution

• Multi-threading in Python: Threading module, synchronization, thread safety

• Caching: Redis, Memcached, use in APIs

• Mocking & Unit Testing Frameworks: PyTest, unittest, PyMock

• Authentication & Authorization: OAuth2, JWT, handling sessions, role-based access control (RBAC)

• Sets in Python

• List Comprehensions in Python

• Differences between Lists and Tuples in Python

• Exception Handling in Python

• Generators in Python

• Decorators in Python

• Python Global Interpreter Lock (GIL)