The Tuple class represents a 7-tuple, which is called septet. A tuple is a data structure that has a sequence of elements.It is used in −Easier access to a data set.Easier manipulation of a data set.To represent a single set of data.To return multiple values from a methodTo pass multiple ... Read More

The Tuple class represents a 6-tuple. A tuple is a data structure that has a sequence of elements.It has six properties −Item1 − Get the value of the current Tuple object's first component.Item2 − Get the value of the current Tuple object's second component.Item3 − Get the value of the current Tuple object's ... Read More

The Tuple class represents a 5-tuple, which is called quintuple. A tuple is a data structure that has a sequence of elements.It has five properties −Item1 − Get the value of the current Tuple object's first component.Item2 − Get the value of the current Tuple object's second component.Item3 − Get the value of ... Read More

The DateTimeOffset.AddTicks() method in C# is used to add a specified number of ticks to the value of this instance.SyntaxFollowing is the syntax −public DateTimeOffset AddTicks (long val);Above, the Val is the ticks, which is a number of 100-nanosecond ticks. To subtract ticks, set a negative value.Let us see the ... Read More

The Dictionary.Remove() property in C# is used to remove the value with the specified key from the Dictionary.SyntaxFollowing is the syntax −public bool Remove (TKey key);Above, the key is the key to remove.ExampleLet us now see an example to implement the Dictionary.Remove() property −using System; using System.Collections.Generic; public class Demo ... Read More

The Dictionary.Keys property in C# is used to fetch all the keys in the Dictionary.SyntaxFollowing is the syntax −public System.Collections.Generic.Dictionary.KeyCollection Keys { get; }ExampleLet us now see an example to implement the Dictionary.Keys property −using System; using System.Collections.Generic; public class Demo {    public static void Main(){       ... Read More

The Dictionary.Item[] property in C# is used to get or set the value associated with the specified key in the Dictionary.SyntaxFollowing is the syntax −public TValue this[TKey key] { get; set; }ExampleLet us now see an example to implement the Dictionary.Item[] property −using System; using System.Collections.Generic; public class Demo { ... Read More

The Dictionary.Add() method in C# is used to add a specified key and value to the dictionary.SyntaxFollowing is the syntax −public void Add (TKey key, TValue val);Above, the key parameter is the key, whereas Val is the value of the element.ExampleLet us now see an example to implement the Dictionary.Add() ... Read More

The DateTimeOffset.AddSeconds() method in C# is used to return a new DateTimeOffset object that adds a specified number of whole and fractional seconds to the value of this instance.SyntaxFollowing is the syntax −public DateTimeOffset AddSeconds (double val);Above, Val is the number of seconds to be added. To subtract seconds, set ... Read More

For this, use BETWEEN keyword. Let us first create a −mysql> create table DemoTable1444    -> (    -> Value int,    -> PurchaseDate datetime    -> ); Query OK, 0 rows affected (0.45 sec)Insert some records in the table using insert −mysql> insert into DemoTable1444 values(40, '2019-01-10'); Query OK, ... Read More