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Chee Wee's discoveries and tech blog

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Chee Wee's discoveries and tech blog

Detecting the FireMonkey and VCL framework within your code

Posted over 5 years ago

by chuacw
- 0 Comments
If you're writing common code that's supposed to work on the FireMonkey and the VCL framework, occasionally, it might be useful to detect whether...
Chee Wee's discoveries and tech blog

Firefox extensions/addons got disabled, and how to fix it

Posted over 5 years ago

by chuacw
- 0 Comments
Today, nearly every extension and addon in Mozilla Firefox got disabled due to an expired certificate that was used to sign these extensions / addons....
Chee Wee's discoveries and tech blog

Enabling even more privacy in your web browsing experience using Encrypted Server Name Indication and DNS over HTTPS

Posted over 5 years ago

by chuacw
- 0 Comments
For those of us who always wanted to ensure privacy and security in our browsing experience, we always choose to browse web sites which can provide SSL...
Chee Wee's discoveries and tech blog

Fixing the Android Logging mechanism

Posted over 5 years ago

by chuacw
- 0 Comments
There's an issue with the logging mechanism in FireMonkey I don't like, and that's the tag that was used when you make a call to the Log method...
Chee Wee's discoveries and tech blog

A THTTPClient issue with HTTP proxies, and a workaround

Posted over 5 years ago

by chuacw
- 0 Comments
The development of the JSON RPC framework started on 10th Feb. I was inspired by the QP report that I've filed last year, and developed the JSON RPC...
Chee Wee's discoveries and tech blog

How the SCP protocol works

Posted over 5 years ago

by chuacw
- 0 Comments
Have you ever wondered how the scp and rcp commands worked? The first time I did I haven't found any documentation on the subject. There is no RFC...
Chee Wee's discoveries and tech blog

Dumping field names and offset

Posted over 5 years ago

by chuacw
- 0 Comments
Given there's a single type declaration, THDItem and that I wanted to see the field offsets as well as calculate the total size of the record, using...
Chee Wee's discoveries and tech blog

A custom built Terraform File System Provider

Posted over 5 years ago

by chuacw
- 0 Comments
While working on building blockchain node infrastructure, one of the tools I used is Terraform . The built-in providers in Terraform didn't allow me...
Chee Wee's discoveries and tech blog

Achievement 2018!

Posted over 6 years ago

by chuacw
- 0 Comments
I've never placed much emphasis on achievements, so much so that whenever I was asked about my achievements during job interviews, I tend to be unable...
Chee Wee's discoveries and tech blog

A technical description of AWS Lambda

Posted over 6 years ago

by chuacw
- 0 Comments
An AWS Lambda is a function that runs on servers. It can be configured either to run inside the VPC, or on AWS servers. No matter what, the server on which...
Chee Wee's discoveries and tech blog

Importing and deleting Terraform resources

Posted over 6 years ago

by chuacw
- 0 Comments
After changing the Terraform files by hand, I realized that I have Terraform resources created on AWS. But I can't do a terraform destroy -auto-approve...
Chee Wee's discoveries and tech blog

The Journey so far...

Posted over 6 years ago

by chuacw
- 0 Comments
This year, I've done some very interesting consulting work. Here's what was done: Fixed memory leaks and made improvements to a commercial Delphi...
Chee Wee's discoveries and tech blog

Flashing OpenWRT 18.06.1 using both Windows and a macOS

Posted over 6 years ago

by chuacw
- 0 Comments
OpenWRT 18.06.1 was released recently, and I took the opportunity to upgrade my router. Gotcha: Flashing from the LuCI page: Uncheck the "Keep settings"...
Chee Wee's discoveries and tech blog

Odd application termination issue, and an unlikely fix

Posted over 6 years ago

by chuacw
- 0 Comments
One of the rarest moments I have with regards to applications are the fact that Mercury, the SMTP application, and another application I shall not name...
Chee Wee's discoveries and tech blog

Upgrading all OpenWRT packages in one line

Posted over 6 years ago

by chuacw
- 0 Comments
Here's how to check and upgrade all your OpenWRT packages in one line opkg update && opkg upgrade `opkg list-upgradable | awk '{print ...
Chee Wee's discoveries and tech blog

Initializing structs in Go

Posted over 6 years ago

by chuacw
- 0 Comments
In Go, there are a few ways to initialize a new struct. You can do this: varStruct := &StructName{} varStruct := StructName{} varStruct := StructName...
Chee Wee's discoveries and tech blog

Declaring and assigning variables in Go

Posted over 6 years ago

by chuacw
- 0 Comments
There's multiple ways of declaring a variable in Go. You can do this: var VarName TypeName So, for example, var s string declares a variable s with...
Chee Wee's discoveries and tech blog

Multithreading in C# and Delphi

Posted over 6 years ago

by chuacw
- 0 Comments
Even when you think you understand multithreading well enough, there's some games you'll find interesting. The Deadlock Empire are games in C#...
Chee Wee's discoveries and tech blog

Learning Golang, aka Go

Posted over 6 years ago

by chuacw
- 0 Comments
I've been learning a new language, Golang, created by Google, also known as Go. I got fascinated by the language some time ago, and when I saw dnscrypt...
Chee Wee's discoveries and tech blog

Making your DNS queries private for your entire network

Posted over 6 years ago

by chuacw
- 0 Comments
In my previous post, " Making your web browsing experience even more private! ", I shared how to encrypt your DNS queries on the browser level...
Chee Wee's discoveries and tech blog

Site transition to SSL is completed!

Posted over 6 years ago

by chuacw

Over two and a half years ago, when Let's Encrypt launched their free SSL certificate services, I signed up to them, generating a SSL certificate for...
Chee Wee's discoveries and tech blog

Making your web browsing experience even more private!

Posted over 6 years ago

by chuacw

Cloudflare recently launched a faster way of looking up domain names , much faster than Google. In partnership with Cloudflare, Firefox added a new way...
Chee Wee's discoveries and tech blog

Reverse engineering the Web3 API

Posted over 6 years ago

by chuacw

I've been working on the Web3 API for quite a while now. The JSON RPC protocol is documented here and the Web3 API is documented here , however, there...
Chee Wee's discoveries and tech blog

Automatically renewing Let's Encrypt™ SSL and binding it to a web site

Posted over 6 years ago

by chuacw

Let's Encrypt ™ is a SSL certificate issuing authority that started around Jun 2015. It went into beta sometime around the last quarter of 2015...
Chee Wee's discoveries and tech blog

The mechanics of an ICO - how to do a crowdsale

Posted over 6 years ago

by chuacw
- 0 Comments
How do you do a crowdsale, or raise an ICO? Get your whitepaper written and reviewed by a legal entity, such as the Blockchain Advisory Council , or the...