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Francis Yeo
Francis Yeo

3 Followers

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Dec 25, 2021

Creating a Telegram bot to run on AWS Lambda, with Prisma Data Platform using PlanetScale MYSQL and Telegraf

Problem In this telegram chatbot game called Chatwars(@chtwrsbot), there is this mechanic called Foray which has an interval that is hard to calculate and gauge when the action comes. …

Telegraf

2 min read

Creating a Telegram bot to run on AWS Lambda, with Prisma Data Platform using PlanetScale MYSQL and…
Creating a Telegram bot to run on AWS Lambda, with Prisma Data Platform using PlanetScale MYSQL and…
Telegraf

2 min read


Aug 17, 2018

Create AWS ELB with Self-Signed SSL Cert

Self-signing SSL Cert 1. Generate self-sign certificate using this command: openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout privateKey.key -out certificate.crt 2. Verify the key and certificate generated openssl rsa -in privateKey.key -check openssl x509 -in certificate.crt -text -noout

Ssl

4 min read

Create AWS ELB with Self-Signed SSL Cert
Create AWS ELB with Self-Signed SSL Cert
Ssl

4 min read


Jun 3, 2018

‘Free’ Self hosted VPN on AWS for 12 months

Amazon Web Service, AWS for short, offers a free tier usage of their services. Some free tier usage is limited to 12 months with usage limits whereas other services just have a usage limit. AWS Elastic Compute Cloud (EC2) has free 12 months usage. We will be using it to…

AWS

4 min read

‘Free’ Self hosted VPN on AWS for 12 months
‘Free’ Self hosted VPN on AWS for 12 months
AWS

4 min read


May 8, 2018

Visio’s kerning bug

Microsoft Visio is a diagramming software that is very easy to use with rich features. Its bundled with Office365 or comes standalone. It’s unfortunately not multi-platform as it is a powerful diagram making software that will be more popular if it is available on other platforms as well. There is currently a bug in document exports that cause the text kerning to be messed up. It affects most of the export options, but the SVG option is unharmed. The SVG export option can be abused as a workaround to make a PDF document.

Diagramming

2 min read

Visio’s kerning bug
Visio’s kerning bug
Diagramming

2 min read


Oct 21, 2017

High Sierra

I have been using MacOS El Capitan for a while. Noticed that most of the issues of high sierra had been fixed, I decided to update my computer to the latest version of MacOS. Having used MacOS for a while, I have a bunch of apps that I loved using…

Apple

2 min read

Apple

2 min read


Oct 3, 2017

Air Pi

The past few hours have been me trying my hardest to follow installation guides to install an AirPlay daemon on my Raspberry Pi. This is something that I have on my to-do list for a while so I can turn my TV into a smart TV easily without much cost. Downfall …

Raspberry Pi

2 min read

Air Pi
Air Pi
Raspberry Pi

2 min read


Oct 1, 2017

Foremost

I am currently a student in Singapore learning about technology and programming. One of which I don’t enjoy that much, yet it is one of the more important skills in this industry. I originally wanted to write these kinds of posts on my website on Github Pages where I can…

Writing

2 min read

Writing

2 min read

Francis Yeo

Francis Yeo

3 Followers

Student | Singapore | Tech (francisyzy.com)

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