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Java
(view source)
Revision as of 14:55, 19 April 2022
159 bytes added
,
14:55, 19 April 2022
m
→ArrayList
Line 3:
Line 3:
===With apt===
===With apt===
<nowiki>sudo apt-add-repository ppa:webupd8team/java
<nowiki>sudo apt-add-repository ppa:webupd8team/java
−
sudo apt-get update
+
sudo apt-get update
−
sudo apt-get install oracle-java8-installer</nowiki>
+
sudo apt-get install oracle-java8-installer</nowiki>
Also ensure your JAVA_HOME variable has been set to:
Also ensure your JAVA_HOME variable has been set to:
Line 283:
Line 283:
===ArrayList===
===ArrayList===
<syntaxhighlight lang="java">
<syntaxhighlight lang="java">
−
List<String> words = List.of("
Apple
", "
Bat
", "
Cat
");
+
List<String> words = List.of("
Eagle
", "
Dog
", "
Pear
");
List<String> wordsArrayList = new ArrayList<String>(words)
List<String> wordsArrayList = new ArrayList<String>(words)
Line 289:
Line 289:
items.add("Apple")
items.add("Apple")
items.add("Bat")
items.add("Bat")
−
items.add("Cat")
+
items.add(
2,
"Cat")
−
items.remove("
Cat
")
+
items.remove("
Pear
")
items.remove(0)
items.remove(0)
items.size()
items.size()
Colections.max(items)
Colections.max(items)
+
List<String> newList= List.of("Table", "Pencil", "Hole");
+
wordsArrayList.addAll(newList)
+
wordsArrayList.set(6, "Fish") // Modify element on position 6
</syntaxhighlight>
</syntaxhighlight>
Rafahsolis
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