I came across a class using Integer variables to capture size to be used in a for loop. Is this good practice or should we use the int primitive data type? Integer size = something.getFields().siz...

As of Java 1.5, you can pretty much interchange Integer with int in many situations. However, I found a potential defect in my code that surprised me a bit. The following code: Integer cdiCt = ....

May 11, 2017 · Integer is a better option, as it can handle null; for int, null would become 0, silently, if resultSet.getInt(..) is used. Otherwise, it might throw some exception, something like, …

An Integer (with capital I) holds a reference to an object of (class) type Integer, or to null. Java automatically casts between the two; from Integer to int whenever the Integer object occurs as …

For example, it might surprise you to know that the size ratio of an int value to an Integer object — the smallest object that can hold an int value — is typically 1:4. Integer is an object which …

Aug 26, 2012 · @eggyal Sure - just insert a VARCHAR into an INT column: create table implicit_conversion (int_col int); insert into implicit_conversion values ('12345');. This also …

Aug 2, 2010 · 2.0 What is the safest way to get an integer out of this float, without running the risk of rounding errors (for example if the float is the equivalent of 1.99999) or perhaps I should …

Sep 30, 2011 · How do I represent minimum and maximum values for integers in Python? In Java, we have Integer.MIN_VALUE and Integer.MAX_VALUE. See also: What is the …

Mar 18, 2014 · What is the difference between Integer.class, Integer.TYPE and int.class? acc to me Integer.class is a reference of Integer (Wrapper) Class object but what is then int.class as …

15 An int is a 32-bit integer; a long is a 64-bit integer. Which one to use depends on how large the numbers are that you expect to work with. int and long are primitive types, while Integer and …