Reading Time: < 1 minute https://brandur.org/postgres-connections https://news.ycombinator.com/item?id=18220906 https://github.com/brettwooldridge/HikariCP/wiki/About-Pool-Sizing

Reading Time: < 1 minute (Update 12-10-2020) Ran the DataFusionQuickstart from Data Fusion Hub. Need to make sure the compute@developer service account have the following roles: BigQuery AdminCloud Data Fusion RunnerDataproc WorkerService Account UserStorage Admin then the datafusion user service account still has “Service Account User” role (this is same as below). The big query and storage roles are needed

Reading Time: < 1 minute (Update 12-16-2023) On AWS a competing technology is cloudformation. The nice thing about TerraForm is it supports multi-cloud (AWS, Azure and GCP, and more). (Original 2020) Doing Prepare for Certification Get Started – AWS : below has some issues, cannot find the image. Note I tried to find correct ami image id too (ami-032930428bf1abbff, via

Reading Time: < 1 minute Sometimes we need to get something done without the distraction of facebook, twitter or for that matter, linkedin (or some other sites you want to stay away). Here is a tip for how to do it on Mac. sudo vi /etc/hosts(note you don’t have to use vi, feel free to use nano or other editor

Reading Time: 2 minutes (Update 09-20-2020) It looks like the 9th court temporarily blocked the WeChat ban (NPR). The TikTok ban became irrelevant because there is the new deal with Oracle / Walmart (theverge). (Original 09-18-2020) CNN: US will ban WeChat and TikTok downloads on Sunday. Quote: “The only real change as of Sunday night will be [TikTok users]

Reading Time: < 1 minute I normally use google calendar for kiddos’ Zoom meetings. My older daughter who is going to be FGC dragon knows get to Zoom via Google classroom. I can train her on the google calendar too. But now I am thinking I will take Monday off for the full time support of virtual learning (I feel

Reading Time: < 1 minute There is no relations between those two. It’s just last night I was watching MUNY the online show for a bit, then switched to the DNC online convention: the big ones are Bernie and Michelle’s speeches. The DNC speeches were available via Apple News (ABC), as well as Twitter (PBS, CBS etc). I used to

Reading Time: < 1 minute Kong Kong is a cloud-native, fast, scalable, and distributed Microservice Abstraction Layer (also known as an API Gateway or API Middleware). Made available as an open-source project in 2015, its core values are high performance and extensibility. Actively maintained, Kong is widely used in production at companies ranging from startups to Global 5000 as well as

Reading Time: 2 minutes Masks are much more widely available, and much more widely accepted now, compared to the early days of shutdown, or in February when the US was not directly impacted by COVID. I recall buying masks at Chinese grocery store, also at the Aliexpress.com (a subsidiary of Alibaba that serves customers outside of China). Also friends

Reading Time: 2 minutes This IRA account was a bit unusual, as I took some meaningful losses earlier on. Then from 2017 (maybe a little bit more earlier, but I only have the balance history since Jan 3, 2017), things started to look up. In last 3.5 years, the CAGR is about 54.54%. My bigger winner during this time