Difference between using bracket (`[]`) and dot (`.`) notation
493
JavaScript property access: dot notation vs. brackets?
93521
Why is the expected value (mean) of a variable written using square brackets?
1375
What is the proper use of [square brackets] in quotes?
741
What is the difference between the Bash operators [[ vs [ vs ( vs ((?
97025
Can I get $$...$$ to behave like \[...\]?
153083
Does the equal sign make a difference in brace initialization? eg. 'T a = {}' vs 'T a{}'
125878
Confusion when going from index notation to matrix notation
138938
What is the difference between `a[bc]d` (brackets) and `a{b,c}d` (braces)?
9785
What’s the difference between "Array()" and "[]" while declaring a JavaScript array?
51050
What do the brackets around processes mean?
82369
What does #{...} mean?
28906
What are the differences between $$, \[, align, equation and displaymath?
57348
What is the difference between the dot (.) operator and -> in C++?
91276
difference between dot product and inner product
2513
How to use 1. (number followed by dot) format instead of [1] format in bibliography
30195
What's the difference between [ and [[ in Bash?
42134
Whats the difference between "${foo.bar}" and "#{foo.bar}"?