Top "Arraylist" questions

Most efficient way to see if an ArrayList contains an object in Java

I have an ArrayList of objects in Java. The objects have four fields, two of which I'd use to consider …

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Moving items around in an ArrayList

I've been playing around with ArrayLists. What I'm trying to achieve is a method to do something like this: Item 1 …

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What's the C++ version of Java's ArrayList

Just getting back into using C++ and trying to convert a simple Java program I wrote recently. What's the preferred …

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Java - How Can I Write My ArrayList to a file, and Read (load) that file to the original ArrayList?

I am writing a program in Java which displays a range of afterschool clubs (E.G. Football, Hockey - entered …

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convert ArrayList<MyCustomClass> to JSONArray

I have an ArrayList that I use within an ArrayAdapter for a ListView. I need to take the items in …

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How do I populate a JComboBox with an ArrayList?

I need to populate a JComboBox with an ArrayList. Is there any way to do this?

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Java ArrayList of Arrays?

I want to create a mutli dimensional array without a fixed size. I need to be able to add items …

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ArrayList: how does the size increase?

I have a basic question on Java ArrayList. When ArrayList is declared and initialized using the default constructor, memory space …

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Convert an array into an ArrayList

I'm having a lot of trouble turning an array into an ArrayList in Java. This is my array right now: …

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How much data can a List can hold at the maximum?

How much data can be added in java.util.List in Java at the maximum? Is there any default size …

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