Ben Chuanlong Du's Blog

It is never too late to learn.

Tips on Child Education

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Toys for Kids

Backup Care

Many companies provides backup care as one of their benefits. Typically, backup care works with care.com to hire baby sitters. However, you …

Proximity Locking on Rivian

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

By default, Rivian locks and unlock automatically while you walk away/towards it. This can be very annoying at home. Fortunately, Rivian supports customizing the proximity locking behavior at home.

  1. Go …

Tips on Road Assistant

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

General Tips

  1. Some car manufactors provide roadside assistant. For example, Rivian provides 24/7 roadside assistance for Rivian vehicles for the duration of the New Vehicle Limited Warranty. You can access …

Tips on Self Defense Firearms

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

General Tips

  1. The Glock 45 is a "crossover" model that combines the compact slide of a Glock 19 with the full-size frame of a Glock 17. This configuration provides the shorter …

Hot Water in the House

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Ways to Get Hot Water Faster

  1. Put a stopper of some kind on the faucet or showerhead. This blocks the water from coming out but the water will still circulate in …