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  • | 2 min read
    #DDIA #notes

    2026-02-03 - DDIA_6

    chp 2 - part 4: worry about scale when its time to worry about it, if you are startup in the early stages, worrying about scale is rather premature have more than 1 machine complicates and slows...

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  • | 1 min read
    #DDIA #notes

    2026-02-02 - 2026-02-22-DDIA_5

    chp 2 - section 3: reliability - it keeps running even if there is an issue, and the entire system does not grind to a halt a fault - a part of the system not working a failure - the how whole system...

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  • | 1 min read
    #LDIAMOL #notes

    2026-01-267- LDIAMOL_4

    chp 4: you can use multi-stage docker files, to build, test and start your application and copy files between each stage not in this chapter but I was curious if you can have docker watch files for...

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  • | 1 min read
    #DDIA #notes

    2026-01-27 - 2026-01-27-DDIA_4

    chp 2 cont'd: user care about response time, thats what they see since throughput is the domain of the system its something they can not see throughput what hardware can handle, increasing throughput...

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  • | 2 min read
    #LDIAMOL #notes

    2026-01-26 - LDIAMOL_3

    chp 3: registers like docker hub are image servers that hold docker images docker image: kinda like a big zip file with the application and what it needs to run images aren't one file, each image...

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  • | 1 min read
    #DDIA #notes

    2026-01-26 - 2026-01-26-DDIA_3

    chp 2 start non-functional requirements seem obvious and doing them a given but understanding them and listing them explicitly is important some non-functional reqs this book will cover: perf,...

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  • | 1 min read

    2026 - questions

    how do actually subdomains work? what is metastable failure? popped up in DDIA chapter 2, kind of understand it but need to dig into it a bit more what is a docker image? book explains them like a...

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  • | 1 min read
    #random #toTry

    2026-01-25 - random_1 - nix shell

    nix shell - ephemeral env doesn't use containers you don't have to install the CLI tool locally just pass it in as a param/config still working on your machine from what I can tell don't have to...

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  • | 2 min read
    #LDIAMOL #notes

    2026-01-24 - LDIAMOL_2

    chapter 2: docker run IMAGE starts a container from an application package if it cannot find the package locally it will download it it will also run the application in the container it...

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  • | 1 min read
    #DDIA #notes

    2026-01-24 DDIA_2

    chapter 1 cont'd systems of record aka source of truth is the main db derived data systems (more than what you initially thought it was) cache denormalized values indexes materialized...

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