The Daily Index — Monday, September 4, 2023 · TLDR Index

ARTICLES & TUTORIALS

TLDR Web Dev

TLDR Web Dev

INTERNALS OF ASYNC / AWAIT IN JAVASCRIPT

In JavaScript, async and await are just wrappers over JavaScript’s Promises API. To better understand how these two common keywords work, this article implements async and await in JavaScript from scratch. It provides code examples and explains how these keywords work under the hood, such as showing how generators work.

akashhamirwasia.com · 6 min

TLDR Web Dev

THE WORST PROGRAMMER I KNOW

Developer productivity metrics like lines of code are not always accurate for senior engineers. Since senior engineers often spend more time architecting designs and mentoring others, this leads to lower lines of code output. However, senior engineers generally cause the team overall to output more lines of code, so these metrics might be better as a team-wide metric rather than an individual one.

dannorth.net · 3 min

TLDR Web Dev

HOW TO BE THE MENTOR YOU WISH YOU HAD

Mentorship is one of the biggest opportunities for career growth, both as a mentor and mentee. As a mentor, there are a few actionable steps you can take to both be an amazing mentor and also grow from the experience. For example, you should build a career growth plan for your mentee, make sure to validate their circumstances, and give advice in a relatable, palatable way.

open.substack.com · 6 min

TLDR Web Dev

TECHNICAL METRICS TO TRACK IN ENGINEERING ORGS

While it’s hard to get a measure of productivity in engineering organizations, there are some technical metrics that can help track productivity indirectly. These metrics include service uptime, the number of flaky tests, developer ramping time, and code review timing.

blog.matt-rickard.com · 3 min

TLDR Web Dev

HOW I BECAME A TECH CONFERENCE SPEAKER AND HOW YOU CAN TOO

There’s no clear path to becoming a tech conference speaker. While everyone’s journey is different, there are a few actionable steps you can take to become one. First, you need to find a topic that you enjoy talking about. Then, create an interesting presentation of the topic. Finally, create a speaker profile on various conference websites and apply when the time comes.

blog.eleftheriabatsou.com · 6 min

TLDR Web Dev

TYPESCRIPT TYPE SYSTEM HACKS

Template literal types were introduced in TS 4.1, making it easy to do string manipulation within the type system so that you can concatenate, compare, and pattern-match types.

blog.matt-rickard.com · 1 min

TLDR Web Dev

YEAR

Google blocked hundreds of millions of URLs last year before they appeared in the search engine. These preemptive takedowns are part of a broader strategy that also deals with advertisements for streaming piracy.

torrentfreak.com · 4 min