areebbeigh/codedump

An unorganized reference dump for me.

codedump

Low Level Stuff

• AWS Lambda Internals - QCon

AI

• What is ChatGPT and why does it work

Java

• Tuning the Size of Your Thread Pool

Spring Microservices

• Spring Transactional Guide
• A Use Case for Transactions: Outbox Pattern Strategies in Spring Cloud Stream Kafka Binder - 6 Articles
• Get all attached entities

  BeanUtil.getBean( EntityManagerContainer.class ).entityManager.unwrap( SessionImplementor.class ).getPersistenceContext().reentrantSafeEntityEntries()

Distributed Systems

• Raft vs MongoDB Consensus
• Please stop calling databases CP or AP

Blockchain

• Merkle Proofs

Software Architecture

• Source Making
• Refactoring Guru
• An easy way to learn design patterns in SWE

DBMS

• Things every developer absolutely, positively needs to know about database indexing - Kai Sassnowski
• MySQL Cheatsheet
• Understand Group by in Django with SQL
• Cardinality, range queries and indexing
• greatest-n-per-group queries
• SQL Recursive Query
• Window Functions - PARTITION BY

Concurrency

• (Thesis) Events vs Threads
• (Thesis) Web Technologies - concurrency, scalability...
• How does non-blocking IO work under the hood?
• AsyncIO in Python: A complete walkthrough
• Should you be using Web Workers? (hint: probably not)

Networks

• Erle Robotics: Python Networking Programming

REST

• REST: I don't Think it Means What You Think it Does • Stefan Tilkov • GOTO 2014

Unorganized

• Devhints Cheatsheets - Bash, MySQL, Go, etc.
• Profiling React Components (Chrome)
• How to Fix Your Git Branches After a Rebase
• How To Serve Django Applications with uWSGI and Nginx on Ubuntu 16.04
• Testing SMTP servers with swaks example

  swaks --to areebbeigh@gmail.com \
    --from noreply@example.com \
    --server email-smtp.ap-east-1.amazonaws.com:587 \
    --auth LOGIN \
    --auth-password <password> \
    --auth-user <user> \
    -tls
  

• Rabbit MQ quick start

  docker run -p 15672:15672 -p 5672:5672 -d --hostname my-rabbit rabbitmq:3-management
  

• Postman pre-request django csrf scipt

  pm.cookies.jar().get("localhost", "csrftoken", (error, val) => {
      console.log("upsert", val)
      console.log(pm.request.headers.upsert({
          key: "X-CSRFToken",
          value: val,
      }))
  })

• Dir diff

  find "$Dir1/" "$Dir2/" -printf '%P\n' | sort | uniq -d
  find "$Dir1/" "$Dir2/" "$Dir2/" -printf '%P\n' | sort | uniq -u
  find "$Dir1/" "$Dir1/" "$Dir2/" -printf '%P\n' | sort | uniq -u

• Print stack frames python

    if isinstance(exc_info, BaseException):
      exc_info = (type(exc_info), exc_info, exc_info.__traceback__)
    elif not isinstance(exc_info, tuple):
        exc_info = sys.exc_info()
    try:
        print(*traceback.format_stack(exc_info[1].__traceback__.tb_frame))
    except Exception:
        print("Could not print exception stack frames.", exc_info[1])
    traceback.print_exception(*exc_info)