tl;dr in tech - Issue #88

The Ultimate Guide To Software Architecture Documentation#

By: Patrick Roos

tl;dr: This guide provides a comprehensive approach to software architecture documentation, covering everything from how to write, structure, and visualize it, to which tools to use. As software engineers, it’s important to understand the importance of documenting our work to ensure effective communication and collaboration with our teams and stakeholders.

I Failed 3 Job Applications, Here’s What I Learned#

By: Alex Ewerlöf

tl;dr: Alex shares his experiences and insights from failed job applications at Datadog, Spotify, and Shopify. He emphasizes the long and painful learning curve he faced as an introvert and offers valuable tips for others going through the job application process.

Examples Of Problems With Integers#

By: Julia Evans

tl;dr: This article highlights the potential issues that can arise with integer problems, such as integer overflow/underflow, decoding binary formats in Java, and misinterpreting IP addresses or strings as integers. As software engineers, it’s important to understand the limitations and vulnerabilities of integers and to be aware of potential pitfalls that can negatively impact our code.

Don’t Yell At The Weather#

By: Paulo André

tl;dr: Paulo discusses how senior leadership in many companies try to “fix” complex systems, often like “yelling at the weather.” He provides a recipe for addressing such situations, focusing on understanding that failure is “the price of admission to discover the path to success” and promoting a culture of rapid experimentation.

How To Debug#

By: Phil Booth

tl;dr: Debugging is an essential part of software engineering, and this article provides a step-by-step guide to effective debugging. From reproducing the bug to understanding the code and observing the state, Phil covers everything you need to know to debug like a pro.

Improving Firefox Stability With This One Weird Trick#

By: Gabriele Svelto

tl;dr: Firefox was experiencing stability issues due to failed memory allocations, and this article explores a potential solution using the Windows swap file. By automatically resizing the swap file when it’s almost full, Firefox can recover from memory allocation errors and improve stability. As software engineers, it’s important to be creative and explore innovative solutions to common problems.

The Heisenbug Server#

By: Oren Eini

tl;dr: The Heisenbug Server was experiencing issues with nodes in the cluster going dark and stopping communication with the rest of the cluster. Despite internal and external metrics appearing fine, the server would stop responding to anything over the network. The solution was to restart the service, but the problem would reoccur every few days. As software engineers, it’s important to be diligent in diagnosing and solving complex issues that may arise in our code.

A Framework For Prioritizing Tech Debt#

By: Max Countryman

tl;dr: Tech debt can be a major obstacle in software development, and this article provides a framework for prioritizing and addressing it effectively. By evaluating the impact of each issue and considering factors such as whether it will become worse, how quickly it will degrade, and how much disruption it’s causing today, software engineers can prioritize and address tech debt to optimize their code and improve efficiency.

How DoorDash Secures Data Transfer Between Cloud And On-Premise Data Centers#

By: Roger Zeng

tl;dr: DoorDash has established a secure, stable, and resilient private network connection between their microservices and on-premise data centers by leveraging the network facilities from their cloud provider, AWS. As software engineers, it’s important to prioritize data security and understand how to establish secure connections between different systems