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Spyros Argalias profile picture

Spyros Argalias

Front end developer specialising in JavaScript and React. Experienced in all aspects of modern front end development. Passionate about making accessible, secure and performant software.

Location Milton Keynes, UK Joined Joined on  Email address sargalias@gmail.com Personal website https://programmingduck.com github website

Work

Front end engineer at Programming Duck

Pin Pinned

Clean code & programming principles – The ultimate beginner’s guide
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Clean code & programming principles – The ultimate beginner’s guide

#programming #javascript #webdev #codenewbie
Reactions 398 Comments 20
36 min read
How to write clean code units (functions and methods)
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How to write clean code units (functions and methods)

#programming #learning #javascript #webdev
Reactions 86 Comments 6
16 min read
How to make accessible websites - The ultimate guide
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How to make accessible websites - The ultimate guide

#a11y #webdev #programming #javascript
Reactions 32 Comments 2
8 min read
How to learn web accessibility
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How to learn web accessibility

#a11y #webdev #programming #frontend
Reactions 39 Comments
7 min read
How to learn web application security
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How to learn web application security

#security #webdev #devops #javascript
Reactions 674 Comments 17
4 min read
Defensive & offensive programming
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Defensive & offensive programming

#javascript #webdev #programming #coding
Reactions 10 Comments
13 min read

Recent comments

Meme Monday!

XD

🌱 When did you really start learning to become a "software engineer"?

I started feeling like a proper software engineer after I lea...

Git Organized: A Better Git Flow

Fair enough. I think both points of view have valid points. I...

Git Organized: A Better Git Flow

They're good points, but I only half agree. If you're great ...

Git Organized: A Better Git Flow

Very nice post. I use this process as well. The only step I ...

Should I ever have a role="button"?

Nice post. Thanks for pointing out this niche case.

Nulls and null checks - How to work safely with nulls in any codebase

Thanks for the clarification. I modified that section to ment...

Nulls and null checks - How to work safely with nulls in any codebase

Hmm, thanks for raising that point. To make sure I'm understa...

View last 250 Comments
Nulls and null checks - How to work safely with nulls in any codebase
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Nulls and null checks - How to work safely with nulls in any codebase

#javascript #webdev #programming #coding
Reactions 18 Comments 7
11 min read
Exceptions vs error values
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Exceptions vs error values

#javascript #webdev #programming #coding
Reactions 17 Comments 2
7 min read
Best practices for error catching and handling
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Best practices for error catching and handling

#javascript #webdev #programming #coding
Reactions 46 Comments 2
9 min read
Error recording - How to record errors in your application to debug later
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Error recording - How to record errors in your application to debug later

#javascript #webdev #programming #devops
Reactions 21 Comments 11
3 min read
How to respond to errors - Crashing, ignoring, recovering and their use cases
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How to respond to errors - Crashing, ignoring, recovering and their use cases

#programming #webdev #javascript #learning
Reactions 22 Comments
7 min read
Naming (in code) - The ultimate guide and reference
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Naming (in code) - The ultimate guide and reference

#programming #learning #beginners #webdev
Reactions 21 Comments
23 min read
Carousel slider tutorial with HTML, CSS and JavaScript
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Carousel slider tutorial with HTML, CSS and JavaScript

#javascript #tutorial #codenewbie #a11y
Reactions 17 Comments
12 min read
Challenge - Function that only runs with no arguments (intermediate / advanced functional programming)
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Challenge - Function that only runs with no arguments (intermediate / advanced functional programming)

#programming #functional #learning #javascript
Reactions 8 Comments
6 min read
Why you must know about web accessibility
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Why you must know about web accessibility

#a11y #webdev #programming #frontend
Reactions 12 Comments 12
4 min read
Principles of testing for developers
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Principles of testing for developers

#testing #programming #development #codequality
Reactions 12 Comments
16 min read
This binding in JavaScript – 6. Gotchas and final notes
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This binding in JavaScript – 6. Gotchas and final notes

#javascript #webdev #tutorial #learning
Reactions 10 Comments
3 min read
This binding in JavaScript – 5. Arrow functions
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This binding in JavaScript – 5. Arrow functions

#javascript #webdev #tutorial #learning
Reactions 13 Comments
3 min read
This binding in JavaScript – 4. New binding
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This binding in JavaScript – 4. New binding

#javascript #webdev #tutorial #learning
Reactions 8 Comments
2 min read
This binding in JavaScript - 3. Explicit binding
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This binding in JavaScript - 3. Explicit binding

#javascript #webdev #tutorial #learning
Reactions 9 Comments
2 min read
This binding in JavaScript - 2. Implicit binding
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This binding in JavaScript - 2. Implicit binding

#javascript #webdev #tutorial #learning
Reactions 8 Comments
2 min read
This binding in JavaScript - 1. Default binding
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This binding in JavaScript - 1. Default binding

#javascript #webdev #tutorial #learning
Reactions 19 Comments
2 min read
When not to apply programming principles
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When not to apply programming principles

#programming #webdev #learning #development
Reactions 7 Comments
4 min read
Why code changes are error prone
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Why code changes are error prone

#programming #webdev #learning #development
Reactions 9 Comments 6
4 min read
Programming first principles - 13. Side effects
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Programming first principles - 13. Side effects

#programming #webdev #learning #development
Reactions 7 Comments
17 min read
Programming first principles - 12. First principle - Abstraction
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Programming first principles - 12. First principle - Abstraction

#programming #webdev #learning #development
Reactions 11 Comments
8 min read
Programming first principles - 11. First principle - Separation of concerns
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Programming first principles - 11. First principle - Separation of concerns

#programming #webdev #learning #development
Reactions 9 Comments
18 min read
Programming first principles - 10. First principle - Principle of least knowledge
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Programming first principles - 10. First principle - Principle of least knowledge

#programming #webdev #learning #development
Reactions 9 Comments
11 min read
Programming first principles - 9. First principle - Principle of least astonishment
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Programming first principles - 9. First principle - Principle of least astonishment

#programming #webdev #learning #development
Reactions 12 Comments 2
4 min read
Programming first principles - 8. First principle - Proof that code works
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Programming first principles - 8. First principle - Proof that code works

#programming #webdev #learning #development
Reactions 7 Comments
1 min read
Programming first principles - 7. Premise - Complexity increases exponentially with scale
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Programming first principles - 7. Premise - Complexity increases exponentially with scale

#programming #webdev #learning #development
Reactions 8 Comments
1 min read
Programming first principles - 6. Premise - Minimize propagating changes throughout the system
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Programming first principles - 6. Premise - Minimize propagating changes throughout the system

#programming #webdev #learning #development
Reactions 3 Comments
1 min read
Programming first principles - 5. Premise - We must understand what we're doing
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Programming first principles - 5. Premise - We must understand what we're doing

#programming #webdev #learning #development
Reactions 5 Comments
2 min read
Programming first principles - 4. Premise - Minimal information
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Programming first principles - 4. Premise - Minimal information

#programming #webdev #learning #development
Reactions 5 Comments
1 min read
Programming first principles - 3. Requirements of software
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Programming first principles - 3. Requirements of software

#programming #webdev #learning #development
Reactions 4 Comments
2 min read
Programming first principles - 2. Audience - Who this series is for
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Programming first principles - 2. Audience - Who this series is for

#programming #webdev #learning #development
Reactions 6 Comments
2 min read
Programming first principles - 1. Purpose - What this series is about
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Programming first principles - 1. Purpose - What this series is about

#programming #webdev #learning #development
Reactions 26 Comments
4 min read
Why you should use semantic naming in CSS
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Why you should use semantic naming in CSS

#css #webdev #frontend #learning
Reactions 13 Comments 7
3 min read
Layout in CSS
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Layout in CSS

#css #webdev #frontend #learning
Reactions 19 Comments
11 min read
The top 5 CSS gotchas, and a few bonus...
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The top 5 CSS gotchas, and a few bonus...

#css #webdev #frontend #learning
Reactions 13 Comments 1
10 min read
How to Learn Web Development
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How to Learn Web Development

#webdev #fullstack #frontend #javascript
Reactions 144 Comments 10
12 min read
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