[Security] DDoS: Distributed Denial of Service Attack


[Networking] the TCP/IP Model

and what exactly its relationship is with the OSI model

[Networking] the OSI Model

what happens when you click on a URL?

GraphQL with Ruby on Rails: Resolvers

the second part of GraphQL with Ruby on Rails

GraphQL with Ruby on Rails: The Big Picture

A working example on using GraphQL with Ruby on Rails

[Database] Transaction and Concurrency Control

concurrency control in database

Automatic Files Upload to Github on Mac

with shell scripts and Launchd

[Operating System] The Dining Philosophers Problem

synchronization, mutex locks and semaphores

[Operating System] Process Synchronization

a seriously digested note on process synchronization


Vim 是一個語言,不(只)是一個編輯器。