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TurkuBasicOOPinJava / Week 3: Objects, files and exceptions

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String[] names = new String[16]; arr.length; list.size(); str.length();

ec3e65d verified 10 months ago

1a Objects and references

3.46 kB
obj1.equals(obj2) 10 months ago
1b. Calculator

2.14 kB
Create 1b. Calculator 10 months ago
2. Names to list - equals

2.05 kB
equals 10 months ago
3a. Objects as parameters and return values

679 Bytes
someMethod(ArrayList<Integer> list) 10 months ago
3b. Add sum to list - RECREATE LIST

2.15 kB
ArrayList<Integer> lista = new ArrayList<>(); for (int l : pa) lista.add(l); 10 months ago
4. Remove negative numbers - get, remove

2.49 kB
get, remove 10 months ago
5a. Method side effects

1.11 kB
eg change order 10 months ago
5b. Second smallest without side effects

2.2 kB
Collections.min/max, THEN go through list to find secondSmallest 10 months ago
6B. Create a list

2.04 kB
Create 6B. Create a list 10 months ago
6a. Objects as return values

1.8 kB
ArrayList<String> list = new ArrayList<>(); 10 months ago
7. Convert to a number list

3.06 kB
"" + someInt; Integer.parseInt(str) 10 months ago
8. Combine lists

2.99 kB
newList.addAll(list1); Collections.sort(newList) 10 months ago
9a. Data structure - ARRAY

3.36 kB
String[] names = new String[16]; arr.length; list.size(); str.length(); 10 months ago