Nelson’s Blog

Sep 2, 2023 / setup
Potential memory leak of Container Manager on Synology NAS
Potential memory leak since 20.10.23-1413 and workaround
Sep 2, 2023 / setup
Unable to resolve CNAME domain in Home Assistant
CNAME domain resolution issue
Dec 25, 2022 / setup
Migrate files between NAS
Use tar to archive large number of files
Nov 7, 2022 / setup
Organize photos
Update EXIF and modified date
Oct 11, 2021 / quant
Synopsis: Should equity factors be betting on industries?
While industry neutralization is common, certain factors carry the predictive power of industry selection, as its active factor return comes from the desirable industry exposure.
Oct 7, 2021 / quant
Synopsis: Optimal selection of passive portfolios
Optimization approach is a superior procedure for passive strategies.
Mar 12, 2017 / setup
Secure VNC server
Secure VNC server with SSH and VPN