How to avoid for loop and use map or some other technique for below logic
24009
How do I bulkify queries for directly or indirectly related records?
109429
Last iteration of enhanced for loop in java
7669
Map a function across a list conditionally
47196
Ways to iterate over a list in Java
43262
Storing arrays in Set and avoiding duplicates
113320
How to modify a Collection while iterating using for-each loop without ConcurrentModificationException?
155034
How to swap keys and values in a Map elegantly
21281
For loop without the second condition, i.e. the boolean check?
66761
Is it costly to do array.length or list.count in a loop
55410
another way to do this mapping of a two argument function
20876
for loop problem
157118
Is there any way to do n-level nested loops in Java?
50299
Idiomatic way to use for-each loop given an iterator?
10608
Is there a good way to have a Map get and put ignoring case?
26502
iterating over and removing from a map
77812
Can I use break to exit multiple nested 'for' loops?
63909
Adding elements to a collection during iteration