If I have a List>, how can I turn that into a List that contains all the objects in the same iteration order by using the features of Java 8? Answer You can use flatMap to flatten the internal lists (after converting them to Streams) into a single Stream, and then collect the result into a list:List> list = ...List flat = list.stream() .flatMap(List::stream) .collect(Collectors.toList()); No comments: Post a Comment Newer Post Older Post Home Subscribe to: Post Comments (Atom) plot explanation - Why did Peaches' mom hang on the tree? - Movies & TV In the middle of the movie Ice Age: Continental Drift Peaches' mom asked Peaches to go to sleep. Then, she hung on the tree. This parti... c++ faq - The Definitive C++ Book Guide and List This question attempts to collect the few pearls among the dozens of bad C++ books that are published every year. Unlike many other programm... apache - How to redirect from www to https www with htacces? I need to do the following: My current address looks like: https://www.domain.com I want to redirect with htaccess: www.domain.com TO https:... c++ - Using namespace std vs other alternatives using namespace std; So far in my computer science courses, this is all we have been told to do. Not only that, but it's all tha...
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List that contains all the objects in the same iteration order by using the features of Java 8? Answer You can use flatMap to flatten the internal lists (after converting them to Streams) into a single Stream, and then collect the result into a list:List> list = ...List flat = list.stream() .flatMap(List::stream) .collect(Collectors.toList()); No comments: Post a Comment Newer Post Older Post Home Subscribe to: Post Comments (Atom) plot explanation - Why did Peaches' mom hang on the tree? - Movies & TV In the middle of the movie Ice Age: Continental Drift Peaches' mom asked Peaches to go to sleep. Then, she hung on the tree. This parti... c++ faq - The Definitive C++ Book Guide and List This question attempts to collect the few pearls among the dozens of bad C++ books that are published every year. Unlike many other programm... apache - How to redirect from www to https www with htacces? I need to do the following: My current address looks like: https://www.domain.com I want to redirect with htaccess: www.domain.com TO https:... c++ - Using namespace std vs other alternatives using namespace std; So far in my computer science courses, this is all we have been told to do. Not only that, but it's all tha...
Answer
You can use flatMap to flatten the internal lists (after converting them to Streams) into a single Stream, and then collect the result into a list:
flatMap
List> list = ...List flat = list.stream() .flatMap(List::stream) .collect(Collectors.toList()); No comments: Post a Comment Newer Post Older Post Home Subscribe to: Post Comments (Atom) plot explanation - Why did Peaches' mom hang on the tree? - Movies & TV In the middle of the movie Ice Age: Continental Drift Peaches' mom asked Peaches to go to sleep. Then, she hung on the tree. This parti... c++ faq - The Definitive C++ Book Guide and List This question attempts to collect the few pearls among the dozens of bad C++ books that are published every year. Unlike many other programm... apache - How to redirect from www to https www with htacces? I need to do the following: My current address looks like: https://www.domain.com I want to redirect with htaccess: www.domain.com TO https:... c++ - Using namespace std vs other alternatives using namespace std; So far in my computer science courses, this is all we have been told to do. Not only that, but it's all tha...
In the middle of the movie Ice Age: Continental Drift Peaches' mom asked Peaches to go to sleep. Then, she hung on the tree. This parti...