Different among __weak, __block and __assign?
2445
Objective-C ARC: strong vs retain and weak vs assign
122699
`test` and `[` - different binaries, any difference?
71795
What does the Bash operator <<< (i.e. triple less than sign) mean?
129698
How is ** implemented in Python?
153606
Why use weak pointer for delegation?
95222
Block scope in Python
96527
What is the purpose of the colon before a block in Python?
98591
What does an ampersand after this assignment operator mean?
59150
What do you call the -> operator in Ruby?
6368
Assign a variable inside a Block to a variable outside a Block
93501
Order of precedence of set operators
30170
Difference between _ and self. in Objective-C
110201
Difference between var = {} and var = []?
88332
Why does 1.__add__(1) yield a syntax error?
142643
What is a primitive, a macro, and how do they compare?
80591
Difference between type(obj) and obj.__class__
115125
Why is __strong required in fast enumeration loops with ARC