I was checking the weather to see if I can go riding or not. Then.. This happened. https://www.youtube.com/watch?v=EakeI0Uh7ZQ https://www.youtube.com/shorts/yH8_fq_qXBQ
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Articles and updates about anything.
Two minimalistic architects started this project, Halfbike, and it built huge fan base and stories. It is mentioned that it has a slight learning curve against your normal bike. It looks to take…
![[Story] Janitor's Key Box III - Reincarnation](https://waterloomath.com/storage/blog/01KMWXP1P85567S57GVM0BZZRA.jpg)
Previously... I have been working with Moses' big sister, Miriam, for a long time. She is one of the wisest creatures I have ever known or at least time patrollers I have ever known. I couldn't see…
My son is using one of my mechanical keyboard and it has been beat up too much by snacking during gaming and watching YouTube video. So, it is time to clean up. I've been looking for the right time…
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I am using Deface to blue faces automatically in my YouTube. It used take me over 10 hours to process 18 minutes long 4K 30FPS video for me. So, I read README.md carefully. The blurring time went…
![[Story] Janitor's Key Box II - Block Chain](https://waterloomath.com/storage/blog/01KMWXP3K6016F4XWWSWA6G4JA.jpg)
Previously... JKB team has summoned all of time patrollers to announce the changes on our Janitor's key box. They explained that they has found one of ancient technologies called block chain and it…
Swytch bike hub wheel is disc brake ready. So, I bought one of 185mm disks. I also needed to buy one caliper for the conversion. My trike is not ready for the disc brake. So, it does not have ears…
![[MySQL] Backup, Restore, Import, and Export](https://waterloomath.com/storage/blog/01KMWZ3H7ZYX74S22518SMW6SS.png)
When needed, snapshot backups of MySQL instance are not that useful. So, I tend to backup my DB with mysqldump. The script below dump all of schemas including system tables, users and privileges. It…
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DI is new concept to me. So, I do not have that much experience to say that it allows for more flexibility and control in my own words yet. To get familiar with this programming structure, I am…
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"Crowdmark is a grading and assessment solution that enables educators to grade paper-based and digital exams and assignments 3× faster than traditional workflows while leaving richer feedback for…
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I have been looking for the best way to present math on web for a while and could find some solutions that widely adapted and used. Currently, MathJax and MathType are most versatile and well spread…
https://youtu.be/Wjp8gJPaTi0?si=jDjFvQHmlUcgE3D6 I am quite new to riding footage video stuffs and still looking for better ways to stabilize my videos. It encourages me more on riding and adds some…
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I do not do much crazy editing on my videos on YouTube. However, FFmpeg can also do much sophisticated editing and it is free with countless filters and options. Only your imagination and creativity…
This style of a kick scooter is called as Amish kick scooter. Since I have 26 inch Swytch Bike conversion kit. I am wondering how it will perform as a eScooter. Thinking, it will be safer than those…
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This blog lists the sequences of AWS services you have to setup for a scalable system. It is not required to setup in this sequence, but I found it is one of straight forward and the easiest way. AWS…