What is long in Java?

long: The long data type is a 64-bit two's complement integer. The signed long has a minimum value of -263 and a maximum value of 263-1. In Java SE 8 and later, you can use the long data type to represent an unsigned 64-bit long, which has a minimum value of 0 and a maximum value of 264-1.
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What is long in Java example?

The long is a numeric data type in Java. This is also the primitive type. The long type takes 64 bits of memory. The maximum value that a long type variable can store is 9,223,372,036,854,775,807L.
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Is long an int?

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 Long are objects.
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What is a long value?

longValue() is an inbuilt method of the Long class in Java which returns the value of this Long object as a long after the conversion. Syntax: public long longValue() Parameters: This method do not take any parameters.
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How much is a long in Java?

A long takes 8 bytes, whether it contains a zero (all bits 0) or -1 (all bits 1).
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Java - Long, Float and Double Tutorial



What is long data type?

Long (long integer) variables are stored as signed 32-bit (4-byte) numbers ranging in value from -2,147,483,648 to 2,147,483,647. The type-declaration character for Long is the ampersand (&).
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Why do we use long in Java?

A Java long data type can hold the largest integer values, taking up 64 bits of memory and accepts a range from -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807. It's useful for storing numbers that outgrow the integer data type.
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What is a long variable?

Long variables are extended size variables for number storage, and store 32 bits (4 bytes), from -2,147,483,648 to 2,147,483,647. If doing math with integers at least one of the values must be of type long, either an integer constant followed by an L or a variable of type long, forcing it to be a long.
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What is long code?

Long is a data type used in programming languages, such as Java, C++, and C#. A constant or variable defined as long can store a single 64-bit signed integer. So what constitutes a 64-bit signed integer? It helps to break down each word, starting from right to left.
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How do you declare a long in Java?

To initialize long you need to append "L" to the end. It can be either uppercase or lowercase. All the numeric values are by default int . Even when you do any operation of byte with any integer, byte is first promoted to int and then any operations are performed.
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Is long and int same?

The difference between int and long is that int is 32 bits in width while long is 64 bits in width.
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What is short int and long int?

All store integers, but consume different memory and have different ranges. For eg: short int consumes 16bits, long int consumes 32bits and long long int consumes 64bits. The maximum value of short int is 32767. So of you need to store big values you need to use long int .
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How do you find the long value?

Example 1
  1. public class IntegerLongValuetExample1 {
  2. public static void main(String[] args) {
  3. long x = 6666;
  4. long y = 55;
  5. Long i = new Long(x);
  6. Long result = i.longValue()/y;
  7. System.out.println("Value is = "+result);
  8. }
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How do you give a long value?

long: The long data type is a 64-bit signed two's complement integer. It has a minimum value of -9,223,372,036,854,775,808 and a maximum value of 9,223,372,036,854,775,807 (inclusive). You should append 'l' or 'L' to the value explicitly used to initialize the variable; even as small as 0.
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What is the difference between shortcode and long code SMS?

With a limit of one message per second, long codes are used primarily for person-to-person communication. In contrast, SMS short codes can be used to send 40 messages per second and are typically used for high volume messaging like voting on TV shows.
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What is long code message?

A long code number is a standard phone number used to send and receive voice calls and SMS messages. Phone numbers are typically called “long codes” (10-digit numbers in many countries) when comparing them with SMS short codes (5-6 digit numbers).
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Why use a short code instead of a long code?

Short code numbers are a popular choice for high-volume A2P messaging. Short codes can send SMS at 100 MPS (message segments per second) by default, and this high throughput is perfect for applications needing to send time-sensitive messages to many users at once.
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Is long a number or string?

Long is for integer numbers. Double is for real numbers (i.e. numbers which have decimal points in them!). (They can have up to around 12 significant figures.) The String type is for character strings (like names etc).
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What is long int used for?

long long int data type in C++ is used to store 64-bit integers. It is one of the largest data types to store integer values, unlike unsigned long long int both positive and negative.
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Is Long bigger than int?

On many (but not all) C and C++ implementations, a long is larger than an int. Today's most popular desktop platforms, such as Windows and Linux, run primarily on 32 bit processors and most compilers for these platforms use a 32 bit int which has the same size and representation as a long.
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What is the difference between short and long in Java?

The compiler automatically promotes the short variables to type int, if they are used in an expression and the value exceeds their range. int datatype is the most preferred type for numeric values. long datatype is less frequently used. It should only be used when the range of the numeric value is too high.
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What is the difference between double and long?

The main difference between long and double in Java is that long is a data type that stores 64 bit two's complement integer while double is a data type that stores double prevision 64 bit IEEE 754 floating point. In brief, long is an integral type whereas double is a floating point type.
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