Mar 14, 2014 · The reasons for choosing immutable strings are outlined below, and the string pool is a working strategy because of that. Still, your answer is not incorrect, it just doesn't seem complete. …

Jan 10, 2012 · immutable in the sense of memory. It creates new objects every time you create strings or assign a new string/change the value. That's why it is advisable to be careful when using strings. …

Now, in Java, Strings are immutable. Then how come the object str can be assigned with a different value like "Help!". Isn't this contradicting the immutability of strings in Java? Can anybody please …

Nov 11, 2008 · 423 What exactly does immutable mean - that is, what are the consequences of an object being mutable or immutable? In particular, why are Java's String s immutable? My …

Jun 8, 2014 · In Java not only String but all primitive Wrapper classes (Integer, Double, Character etc) are immutable. I am not sure of the exact reason but I think these are the basic data types on which …

Jan 6, 2014 · The implementation of String.substring(int, int) changed with Java 7u6. Before 7u6, the JVM would just keep a pointer to the original String 's char[] together with an index and length.

Why is it that they decided to make String immutable in Java and .NET (and some other languages)? Why didn't they make it mutable?

Immutable classes are in general much simpler to design, implement and use correctly. An example is String: the implementation of java.lang.String is significantly simpler than that of std::string in C++, …

Aug 5, 2014 · Java String s are immutable. In your first example, you are changing the reference to the String, thus assigning it the value of two other Strings combined: str + " Morning".

A String is a Final class & its immutable because it can't be changed but can be referred to another object. but what about:- String a = new String ("test1"); then, s = "test2"; If String is Final class object …