Pragmatic Maciej - DEV Community

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Pragmatic Maciej

Mar 5 '20

No, TypeScript is not OOP version of JavaScript

#typescript #javascript

185 34

4 min read

Pragmatic Maciej

Feb 25 '20

TypeScript is more than you think

#typescript #javascript

609 12

11 min read

Pragmatic Maciej

Feb 6 '20

Advanced TypeScript Exercises - Question 1

#typescript #javascript

187 12

1 min read

Pragmatic Maciej

Sep 24 '19

Algebraic Structures Explained - Part 1 - Base Definitions

#javascript #typescript #elm #functional

39 1

8 min read

Pragmatic Maciej

Jun 22

Follow the type

#typescript #react #webdev

4 min read

Why Functional Programmers Avoid Exceptions

Promise is composable but also does eagerly side effects and ...

Jul 12

Why Functional Programmers Avoid Exceptions

Everything depends from the context. If you work with highly ...

Jul 12

Why I Don't Use Async Await

I think when you say "imperative" you mean "statement based",...

Jun 24

Why I Don't Use Async Await

Jesse, you are defining that one is imperative where the othe...

Jun 24

Mutation is ok

I would just answer - it depends. We state our opinions, in c...

Jun 11

10 tips to improve readability in Javascript

Points are mostly valid, outside of this one with switch. Swi...

May 21

TypeScript Exercises Bonus🦠 - Answers Part 1

Ye you have nail that as the false is only when we have diffe...

May 13

Status instead of isLoading boolean?

Everything is a state machine, even isLoading state with setS...

Apr 27

View all 197 comments

Pragmatic Maciej

Jun 18

Know too much

#python #programming #codequality

5 min read

Pragmatic Maciej

Mar 13

Hide the constant, abstract the code

#javascript #programming #react

9 2

3 min read

Pragmatic Maciej

Jan 28

The lonely constant

#programming #javascript #typescript

19 3

2 min read

Pragmatic Maciej

Jan 12

The state you've never needed

#react #javascript #typescript

27 15

5 min read

Pragmatic Maciej

Nov 2 '20

Advanced TypeScript Exercises - Answer 10

#challenge #typescript #javascript #webdev

2 min read

Pragmatic Maciej

Oct 23 '20

Advanced TypeScript Exercises - Question 10

#challenge #typescript #javascript #webdev

34 5

1 min read

Pragmatic Maciej

Oct 18 '20

Grow up

#watercooler #career

51 3

6 min read

Pragmatic Maciej

Aug 17 '20

Advanced TypeScript Exercises - Answer 9

#typescript #javascript

17 1

1 min read

Pragmatic Maciej

Jul 6 '20

Mutation is ok

#typescript #javascript #functional #webdev

94 14

4 min read

Pragmatic Maciej

Jul 3 '20

A pinch of magic🧙‍♂️

#javascript #react #functional #elm

13 1

5 min read

Pragmatic Maciej

May 20 '20

What really is programming?

#discuss #webdev #html #javascript

2 min read

Pragmatic Maciej

May 8 '20

Switch is ok

#javascript #webdev #functional

29 15

4 min read

Pragmatic Maciej

May 6 '20

Maybe just Nullable?

#javascript #typescript #webdev #functional

39 7

13 min read

Pragmatic Maciej

Apr 25 '20

Advanced TypeScript Exercises - Question 9

#typescript #javascript

32 5

1 min read

Pragmatic Maciej

Apr 22 '20

Advanced TypeScript Exercises - Answer 8

#typescript #javascript

24 1

1 min read

Pragmatic Maciej

Apr 6 '20

Advanced TypeScript Exercises - Question 8

#challenge #typescript #javascript

15 5

2 min read

Pragmatic Maciej

Apr 3 '20

TypeScript Exercises Bonus🦠 - Answers Part 2

#typescript #javascript

15 4

3 min read

Pragmatic Maciej

Mar 28 '20

Tuples are ok

#typescript #javascript #webdev

44 12

3 min read

Pragmatic Maciej

Mar 23 '20

TypeScript Exercises Bonus🦠 - Answers Part 1

#typescript #javascript

9 8

4 min read

Pragmatic Maciej

Mar 18 '20

TypeScript Exercises Bonus🦠 - Type of Pandemia

#typescript #javascript

17 1

4 min read

Pragmatic Maciej

Mar 13 '20

Advanced TypeScript Exercises - Answer 7

#javascript #typescript

52 7

2 min read

Pragmatic Maciej

Mar 11 '20

Advanced TypeScript Exercises - Question 7

#typescript #javascript

12 4

2 min read

Pragmatic Maciej

Mar 9 '20

This is why TypeScript restricts + operator

#typescript #javascript #beginners

32 1

4 min read

Pragmatic Maciej

Mar 8 '20

Advanced TypeScript Exercises - Answer 6

#typescript #javascript

13 5

2 min read

Pragmatic Maciej

Mar 4 '20

Advanced TypeScript Exercises - Question 6

#typescript #javascript

50 4

1 min read

Pragmatic Maciej

Mar 2 '20

Advanced TypeScript Exercises - Answer 5

#typescript #javascript

13 2

2 min read

Pragmatic Maciej

Feb 28 '20

Advanced TypeScript Exercises - Question 5

#typescript #javascript

67 6

2 min read

Pragmatic Maciej

Feb 22 '20

Advanced TypeScript Exercises - Answer 4

#typescript #javascript

26 2

2 min read

Pragmatic Maciej

Feb 20 '20

Advanced TypeScript Exercises - Question 4

#typescript #javascript

37 5

1 min read

Pragmatic Maciej

Feb 19 '20

Advanced TypeScript Exercises - Answer 3

#typescript #javascript

44 6

4 min read

Pragmatic Maciej

Feb 17 '20

Advanced TypeScript Exercises - Question 3

#typescript #javascript

15 7

1 min read

Pragmatic Maciej

Feb 14 '20

CSS in JS - have we done something wrong?

#discuss #javascript #css #typescript

71 31

2 min read

Pragmatic Maciej

Feb 12 '20

Advanced TypeScript Exercises - Answer 2

#typescript #javascript

43 6

2 min read

Pragmatic Maciej

Feb 11 '20

Advanced TypeScript Exercises - Question 2

#typescript #javascript

17 6

1 min read

Pragmatic Maciej

Feb 7 '20

Advanced TypeScript Exercises - Answer 1

#typescript #javascript

65 5

3 min read

Pragmatic Maciej

Jan 31 '20

Do you consider learning Elm?

#discuss #elm #javascript

9 35

1 min read

Pragmatic Maciej

Jan 27 '20

Mentoring? Would you be interested?

#discuss #typescript #javascript

6 5

1 min read

Pragmatic Maciej

Jan 27 '20

Long article, or many small ones. What do you prefer?

#discuss

3 7

1 min read

Pragmatic Maciej

Jan 24 '20

Advanced TypeScript series. Would you be interested?

#discuss #typescript #javascript

57 16

1 min read

Pragmatic Maciej

Jan 23 '20

Algebraic Structures Explained - Part 3 Semigroup

#typescript #javascript #elm #haskell

14 3

7 min read

Pragmatic Maciej

Jan 16 '20

Function flexibility considered harmful

#javascript #typescript #elm

9 1

6 min read

Pragmatic Maciej

Jan 5 '20

Algebraic Structures Explained - Part 2 - Magma

#elm #typescript #javascript #functional

2 min read

Pragmatic Maciej

Nov 7 '19

What is wrong with optional chaining and how to fix it

#typescript #javascript #webdev #functional

24 9

6 min read

Pragmatic Maciej

Nov 6 '19

What has optional chaining to Monads?

#typescript #javascript

7 3

1 min read

Pragmatic Maciej

Oct 27 '19

Answer: What is a domain specific language? Anybody using it? And in what way?

9 2

1 min read

Pragmatic Maciej

Oct 24 '19

Modeling the state is your responsibility

#typescript #javascript #react

4 min read

Pragmatic Maciej

Aug 14 '19

Data mutation in functional JavaScript

#javascript #functional #webdev

7 min read

Pragmatic Maciej

Jul 24 '19

More accurate the type, better the code

#typescript #javascript #webdev

21 9

5 min read

Pragmatic Maciej

Jul 1 '19

Not every function needs a name

#javascript #webdev #programming

38 6

4 min read

Pragmatic Maciej

Jun 27 '19

Boolean - The Good, The Bad and there is no place for the Ugly

#typescript #javascript #programming

70 11

3 min read

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Recent comments

Why Functional Programmers Avoid Exceptions

Why Functional Programmers Avoid Exceptions

Why I Don't Use Async Await

Why I Don't Use Async Await

Mutation is ok

10 tips to improve readability in Javascript

TypeScript Exercises Bonus🦠 - Answers Part 1

Status instead of isLoading boolean?