Jamie's tech blog

The Blue Nowhere

[AIGC Note] Awesome Vector Database

Roughly collect info about Vector DB

Vector database is LLM's hippocampus.

Posted byJamie Wednesday, November 22, 2023

[AIGC Note] Stable Diffusion reading group week 3 notes

Simple usage of the Diffusion model and image generation

This is from DataWhale

Posted byJamie Sunday, November 5, 2023

[AIGC Note] Stable Diffusion reading group week 1 notes

Simple usage of the Diffusion model and image generation

This is from DataWhale

Posted byJamie Wednesday, October 18, 2023

[Frontend Note] A quick recap on throttle and debounce

Functions we use often but do not always fully understand

Using them again and again, I suddenly realized I was not actually that clear on the difference between the two. So this post is a way to walk myself through what each one does and the common scenarios where they are used.

Posted byJamie Tuesday, June 27, 2023

[DevOps Note] Auto-switch between multiple git accounts based on the platform

Separate work git accounts from personal git accounts

In my case, my personal Git account usually goes through Github, while the code hosting platform at work is Bitbucket and uses a separate company account for the Git account. Switching authorization manually all the time is a hassle, but mixing accounts is not great either, so I looked into a way to handle this.

Posted byJamie Tuesday, May 30, 2023

[Backend Note] Using socket.io or ws in NodeJS

Simple websocket usage in NodeJS and Vue

Websocket is a network transport protocol based on TCP. In a normal GET/POST http request, after the data has been transferred, the TCP connection is closed via the four-way handshake; but in the WebSocket protocol, once the client and server complete the TCP handshake, they can maintain a long-lived connection.

Posted byJamie Tuesday, January 31, 2023

[Frontend Note] How Frontend Sets Up a Private CDN Site

Use an enterprise private CDN to optimize page speed and security

Using an enterprise private CDN site can not only speed up frontend resource loading and reduce bundle size, but also improve project security and reliability!

Posted byJamie Wednesday, December 28, 2022

[DevOps Note] Minimal Docker + Nginx

A minimal Docker + Nginx note for frontend engineers

These are notes from work projects where the backend did not have time to help me out, so I figured out a few Docker/Nginx UAT projects on my own.

Posted byJamie Tuesday, December 20, 2022

[Frontend Note] Javascript Execution Context and Scope

Understanding execution context and scope in JS gives a better grasp of how it works under the hood

Rather than stepping into traps one by one and only fragmentarily memorizing which patterns will produce bugs, it is better to dig into Javascript's underlying principles once and avoid those potential traps entirely!

Posted byJamie Thursday, November 3, 2022

[Frontend Note] Web Security from the Browser's Perspective

A minimal frontend security note

Looking at Web security from the browser's perspective, it can be roughly divided into Web page security, browser network security, and browser system security.

Posted byJamie Wednesday, November 2, 2022

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ai-agent ai-agent-security aigc backend browser flutter frontend javascript nextjs react typescript vue
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中文系出身，與軟體工程結緣並躬身入局，想要握有技術的話語權並暢行世界。