In the world of web development, there’s a persistent belief that more complexity equals more capability. For decades, the three-tier architecture—presentation layer, application layer, and database
We’ve all been there. You open a test file, expecting to understand what the code does, and instead you’re greeted with a monstrosity that makes you question everything. Unit tests are supposed to ma
In the fast-evolving landscape of software development, DevSecOps has become a vital framework for integrating security practices into the DevOps process. Yet, many organizations fall into the trap o
Docker has revolutionized the way we build, ship, and run applications by encapsulating them in lightweight, portable containers. Interacting with these containers with shell and SSH is not the best p
Are you familiar with the concept of “everything as code”? It refers to using code to define, manage, and automate various system components, including infrastructure, diagrams, policies, and beyond.
Ditch the VPN subscription and start living like a digital nomad - minus the Instagram-worthy coffee shop vibes. Just grab a pay-as-you-go cloud VPN and wing it (your wallet will thank you)!
💡 What is Everything as Code?Everything as code is a paradigm that treats any aspect of software development, delivery, or operation as a code artifact that can be versioned, tested, and deployed us
Terraform is a great tool for managing infrastructure as code, but sometimes it can be tricky to debug when things go wrong. In this blog post, I’ll share tips on how to troubleshoot Terraform issues
What is GitOps? Picture this: It’s 3 AM, and a deployment went wrong. Instead of frantically clicking through Jenkins UI trying to remember what you changed, you simply run git revert and redeploy. T
It is common to use count = 0 to achieve feature toggle in Terraform. However, it could result in an empty tuple error when it is implemented in a resource and the feature is disabled. A tuple is a t
As a full stack developer, I have practiced pair programming with many humans over the years. However, recently I had the opportunity to work with ChatGPT, a large language model trained by OpenAI, a
This blog post is generated with ChatGPT In Terraform, you can use custom validation blocks to define your own custom validation rules for Terraform variables. These validation blocks allow you to sp
Trusting the root certificate for debugging proxies such as BrowserMob-Proxy on iOS is quite strict in its forward direction. You can download the certificate from ca-certificate-rsa.cer using Device’
Simulating network latency or even poor network conditions in iOS is very easy. You don’t need to set up a proxy, router, or a poor network provider. All you have to do is enable Developer mode using
It is often difficult to tell how hard developers are working to non-IT folks. Usually, I try to let them watch Gource. Setting up Gource on Mac is not difficult, but it has several steps. First, you
Mark Six is a lottery in Hong Kong. You can select 6 numbers from a pool of 49 numbers on the lottery ticket. There are numerous single-line commands that can be used to generate 6 numbers randomly f
Fiddler is my favorite debugging proxy on Windows. Usually, I use Python to write simple debugging proxy which is usually less than 30 lines until it needs https. Enabling https decryption That’s why
My blog has been migrated to a new Debian Virtual Private Server (VPS). I was trying to enable SPDY on my new server, but support from Google for Apache is somewhat broken. The latest Chrome browser s
Many developers complain that mobile application development is more difficult than web application development. They try to follow tutorials online precisely, but the mobile application still doesn’t
The story begins with Swift and Go I like the beauty of Apple’s Swift language more than Google’s Go. Ok, it is subjective. Apple has Swift open source, I decided to run a simple benchmark test to hav
Apple Swift is a programming language for iOS application development at the beginning. It can be found on Mac’s Xcode. Now Apple Swift 2 is hosted on IBM Bluemix’s website (http://swiftlang.ng.bluemi
You lose all custom configurations whenever the WD Cloud firmware has updated. Below scripts help me to revert my settings, Update SSH server to use public key authentication Login to root on the WD C
This is the application we built for the MasterCode hackathon 2015 Hong Kong. The application was submitted to http://www.hackathon.io/sellspree. The source code for this project can be found at https
My first hackathon I joined my first hackathon, hosted by AngelHack at MasterCard’s in Hong Kong, in March 2015. This event attracted around 150 participants from both local and overseas locations. T