Scan An Open ssh Port
I was living in a hotel in the quarantine time, which has a very bad network. While I was doing some network configuration checking, I accidentally found the ssh port of the router is open.
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Better Proxy with NAT Transfer
I have a proxy server that works well, but recently I was quite suffering from the bad networking (very high latency and packet loss) accessing my server.
I have managed to setup another closeby server to do a NAT transfer, which (at least partially) solved the issue.
Shallow Dive on Microfacet
Physically based rendering is a recent hot area in game theindustry. Most PBR implementation employs a microfacet model to parameterize the features of the material surface. Here is a very shallow dive on microfacet.
Cross Compile Embedded Python
A Brief guide on how to cross compile a python embedded C program onto a linux based embedded device.