< Bit by Bit >
Elsa ScolaBit-sized posts to help you become a better software engineer —one bit at a time. Written by a Software Engineer @ Amazon.
| Platform |  | Pricing | Only free issues | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 11 | Founded | 4 years ago | Last Issue | a year ago |
| Active | |||||
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elsascola.substack.comLatest Issues
Prompt Like a Pro
Claude 4 is currently my favorite AI model for coding and I recently attended an Anthropic workshop (the creators of Claude) and picked up some genuinely useful tips on writing better prompts. If you’re using LLMs like Claude for research,...
💰 How to Save Money on CloudWatch Using EMF
CloudWatch is great… until your bill makes you question your life choices. If you’re tracking millions of data points, traditional custom metrics can get expensive—fast.
🚨 The Costly Mistake Everyone Makes
Most people use PutMetricDa...
Keep Things Running with tmux
Hey there,
Have you ever kicked off a long-running process on a remote server, only to lose your connection and realize it’s been killed? Frustrating, right? Whether it’s running a script, hosting a small server, or even managing a debuggi...
Is AI Coming for Our Jobs? 🤖
Is AI really going to replace software engineers?
Spoiler: It depends. 🤷♀️ (How very engineer of me, right?)
At my job, there’s never been a shortage of work. Never. During quarter planning or backlog reviews, no one has ever said, “Wel...
How to Crush Your New Year’s Resolutions in 2025
Happy New Year, friends! 🎆
You know what they say… new year, new me! And while the “new me” might still be eating leftover cookies for breakfast, it’s time to talk about how to actually crush your New Year’s resolutions. Here are a few ti...
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Authors
The writers behind this newsletter.
Software Engineer @Amazon & YouTuber. Sharing bits of what I learn along the way.
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