for-loop Archives - IT Nursery

What, if any, is the performance difference between the following two loops? for (Object o: objectArrayList) { o.DoSomething(); } and for (int i=0; ...

June 1, 2022
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bash, Programming

IT Nursery

How to add leading zeros for for-loop in shell? [duplicate]

This question already has answers here: How to zero pad a sequence of integers in bash so that all have the same width? ...

June 1, 2022
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excel, Programming

IT Nursery

Excel VBA – exit for loop

I would like to exit my for loop when a condition inside is met. How could I exit my for loop when the ...

June 1, 2022
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C++, Programming

IT Nursery

Is there a technical reason to use > (

I almost never see a for loop like this: for (int i = 0; 5 != i; ++i) {} Is there a technical ...

May 31, 2022
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Java, Programming

IT Nursery

How to efficiently remove all null elements from a ArrayList or String Array?

I try with a loop like that // ArrayList tourists for (Tourist t : tourists) { if (t != null) { t.setId(idForm); } ...

May 31, 2022
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