Klemens MorbeDec 26, 20222 minjava streams: working with optionals map functionjava optionals are a useful feature introduced in java 8 that allows developers to handle null values in a more elegant way. they provide...
Klemens MorbeJul 29, 20223 minjava streams: working with optionalintroduction if you want to work with data, you'll often run into situations where you expect a value to be present, but it's possible...
Klemens MorbeJun 12, 20222 minjava streams: working with mapsa set of information can be processed in many ways: using an iterator, a while loop, a for loop, an indexed or a rekursive loop. with the...