Spyros Argalias articles - 41 total
Defensive & offensive programming
Defensive programming is a term that many programmers have heard of. It's related to error handling...
Nulls and null checks - How to work safely with nulls in any codebase
An important part of clean code is handling nulls properly. Nulls have been a tricky problem in...
Exceptions vs error values
Exceptions vs error values has been a debate in error handling for ages. Some people have firm...
Best practices for error catching and handling
Catching and handling errors is an important part of error handling. Here are some best practices...
Error recording - How to record errors in your application to debug later
Recording errors is an important part of error handling. In short, when certain errors occur in...
How to respond to errors - Crashing, ignoring, recovering and their use cases
What should a program do when it encounters errors? In my experience, a lot of programs hardly give...
Naming (in code) - The ultimate guide and reference
Programming principles tell us that naming in code is important. This article aims to be a...
Carousel slider tutorial with HTML, CSS and JavaScript
In this post we'll look at how to make a simple carousel with HTML, CSS and JavaScript. We will use...
Clean code & programming principles – The ultimate beginner’s guide
This article is the beginner's introductory guide to programming principles. First we're going to ex...
Challenge - Function that only runs with no arguments (intermediate / advanced functional programming)
This is an intermediate / advanced functional programming challenge I had to solve in an intervie...
How to write clean code units (functions and methods)
Code units at the edges of your application should be small, independent and only do one thing....
How to make accessible websites - The ultimate guide
For everything you need to know about accessibility, check out Web accessibility - Everything you...
How to learn web accessibility
For everything you need to know about accessibility, check out Web accessibility - Everything you...
Why you must know about web accessibility
Disclaimer: I'm not a lawyer. This article only represents my personal opinion and current unders...
Principles of testing for developers
This post (Principles of testing for developers) was originally published on Sargalias. There are di...
How to learn web application security
The original and latest version of this post (how to learn web application security) can be found at...
This binding in JavaScript – 6. Gotchas and final notes
This post (This binding in JavaScript – 6. Gotchas and final notes) was originally published on Sarga...
This binding in JavaScript – 5. Arrow functions
This post (This binding in JavaScript – 5. Arrow functions) was originally published on Sargalias. I...
This binding in JavaScript – 4. New binding
This post (This binding in JavaScript – 4. New binding) was originally published on Sargalias. In th...
This binding in JavaScript - 3. Explicit binding
This post (This binding in JavaScript - 3. Explicit binding) was originally published on Sargalias....
This binding in JavaScript - 2. Implicit binding
This post (This binding in JavaScript - 2. Implicit binding) was originally published on Sargalias....
This binding in JavaScript - 1. Default binding
This post (This binding in JavaScript - 1. Default binding) was originally published on Sargalias. I...
When not to apply programming principles
This post (When not to apply programming principles) was originally published on Sargalias. When exa...
Why code changes are error prone
This post (Why code changes are error prone) was originally published on Sargalias. I always say tha...
Programming first principles - 13. Side effects
This post (Programming first principles - 13. Side effects) was originally published on Sargalias. F...
Programming first principles - 12. First principle - Abstraction
This post (Programming first principles - 12. First principle - Abstraction) was originally published...
Programming first principles - 11. First principle - Separation of concerns
This post (Programming first principles - 11. First principle - Separation of concerns) was originall...
Programming first principles - 10. First principle - Principle of least knowledge
This post (Programming first principles - 10. First principle - Principle of least knowledge) was ori...
Programming first principles - 9. First principle - Principle of least astonishment
This post (Programming first principles - 9. First principle - Principle of least astonishment) was o...
Programming first principles - 8. First principle - Proof that code works
This post (Programming first principles - 8. First principle - Proof that code works) was originally...