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Why sizeof int is wrong, while sizeof(int) is right?
... be ambiguous if C++ didnt specify that the new operator takes the longest string that could possibly be a type. So In C++ they could have made the same with sizeof, I guess. But in C++ you can say sizeof int() which then would have been ambiguous (type or value initialized int?).
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What is the difference between “text” and new String(“text”)?
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new String("text");
explicitly creates a new and referentially distinct instance of a String object; String s = "text"; may reuse an instance from the string constant pool if one is available.
You very rarely would ever want to ...
Difference between String#equals and String#contentEquals methods
What is the difference between the String#equals method and the String#contentEquals method?
9 Answers
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Why is String immutable in Java?
I was asked in an interview why String is immutable
12 Answers
12
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Pass An Instantiated System.Type as a Type Parameter for a Generic Class
...}", typeof(T));
}
}
class Test
{
static void Main()
{
string typeName = "System.String";
Type typeArgument = Type.GetType(typeName);
Type genericClass = typeof(Generic<>);
// MakeGenericType is badly named
Type constructedClass = genericCla...
Difference between string object and string literal [duplicate]
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When you use a string literal the string can be interned, but when you use new String("...") you get a new string object.
In this example both string literals refer the same object:
String a = "abc";
String b = "abc";
System.out.println(...
What is the Java string pool and how is “s” different from new String(“s”)? [duplicate]
What is meant by String Pool ? And what is the difference between the following declarations:
5 Answers
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Handler vs AsyncTask vs Thread [closed]
... public void handleMessage(Message msg) {
//txtView.setText((String) msg.obj);
Toast.makeText(MainActivity.this,
"Foreground task is completed:"+(String)msg.obj,
Toast.LENGTH_LONG)
.show();
}
};
in yo...
Predicate in Java
... a given input. For example, a RegexPredicate might implement Predicate<String>, and return true for any string that matches its given regular expression.
This is essentially an OOP abstraction for a boolean test.
For example, you may have a helper method like this:
static boolean isEven(...
Multiple inputs with same name through POST in php
...wer in POSTing Form Fields with same Name Attribute you also can interplay strings or integers without quoting.
The answers assume that you don't mind the key value coming back for PHP however you can set name=[yourval] (string or int) which then allows you to refer to an existing record.
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