Practical Microservices (Pragmatic Bookshelf)
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The deserialize function first appears as a mapper for the result of reading the last message of a stream. On page 75 it is stated that ...
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The code for this book was written several years ago. I’m struggling to get things working with current tools. Even running the code in...
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Chapter 1 requires a .env file to run, but I didn’t see it mentioned in the chapter.
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@ethangarofolo
There are a few places in the book where I recommended putting a userId attribute inside of metadata. I consider that ad...
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Practical Microservices - Source for the ‘Debugging Components’ chapter in file ‘debugging-components\src\message-store\read.js’ (line ...
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I’d suggest that since the code is using the dependency-injection pattern already, sources of impurity like uuid/v4 should be injected t...
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There is an issue with the pg npm package version that is included with the example code. There is a very simple fix that will solve thi...
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The function call for the message store is:
// video-tutorials/src/app/record-viewings/index.js
messageStore.write(streamName, viewedEve...
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Within chapter 4 an aggregator is implemented. The aggregator handler is written so that it is idempotent (i.e. it doesn’t matter if the ...
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Importing uuid seems to work like this nowadays:
const { v4: uuid } = require('uuid')
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@ethangarofolo
There are a few places in the book where I recommended putting a userId attribute inside of metadata. I consider that ad...
New

The code for this book was written several years ago. I’m struggling to get things working with current tools. Even running the code in...
New

Practical Microservices - Source for the ‘Debugging Components’ chapter in file ‘debugging-components\src\message-store\read.js’ (line ...
New

Chapter 1 requires a .env file to run, but I didn’t see it mentioned in the chapter.
New

The deserialize function first appears as a mapper for the result of reading the last message of a stream. On page 75 it is stated that ...
New
Most Active Over Three Years

You don't have to be at Google or Facebook scale to benefit from a microservice-based architecture. Microservices will keep even small an...
New

Importing uuid seems to work like this nowadays:
const { v4: uuid } = require('uuid')
New

Within chapter 4 an aggregator is implemented. The aggregator handler is written so that it is idempotent (i.e. it doesn’t matter if the ...
New

The function call for the message store is:
// video-tutorials/src/app/record-viewings/index.js
messageStore.write(streamName, viewedEve...
New

There is an issue with the pg npm package version that is included with the example code. There is a very simple fix that will solve thi...
New

I’d suggest that since the code is using the dependency-injection pattern already, sources of impurity like uuid/v4 should be injected t...
New
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