How do I iterate through two lists in parallel?
Python 3 for f, b in zip(foo, bar): print(f, b) zip stops when the shorter of foo or bar stops. In Python 3, … Read more
for-loop
Asynchronous Process inside a javascript for loop [duplicate]
This question already has answers here: JavaScript closure inside loops – simple practical example (44 answers) Closed 3 years ago. I am running … Read more
Is it safe to remove selected keys from map within a range loop?
How can one remove selected keys from a map? Is it safe to combine delete() with range, as in the code below? package … Read more
How do I annotate types in a for-loop?
I want to annotate a type of a variable in a for-loop. I tried this but it didn’t work: for i: int in … Read more
Change values while iterating
Let’s suppose I have these types: type Attribute struct { Key, Val string } type Node struct { Attr []Attribute } and that … Read more
pythonic way to do something N times without an index variable?
Every day I love python more and more. Today, I was writing some code like: for i in xrange(N): do_something() I had to … Read more
Java 8 forEach with index [duplicate]
This question already has answers here: Is there a concise way to iterate over a stream with indices in Java 8? (23 answers) … Read more
How can I make sense of the `else` clause of Python loops?
Many Python programmers are probably unaware that the syntax of while loops and for loops includes an optional else: clause: for val in … Read more
How to loop through all but the last item of a list?
I would like to loop through a list checking each item against the one following it. Is there a way I can loop … Read more
Null check in an enhanced for loop
What is the best way to guard against null in a for loop in Java? This seems ugly : if (someList != null) … Read more
