The :visible selector in jQuery is used to select elements that are currently visible.SyntaxThe syntax is as follows −$(":visible")ExampleLet us now see an example to implement the jQuery :visible selector −    $(document).ready(function(){       $("p:visible").css("color", "red");    }); Heading One Heading ... Read More

The :text selector in jQuery is used to select input elements with type text.SyntaxThe syntax is as follows −$(":text")ExampleLet us now see an example to implement the jQuery :text selector −    .one {       background-color: green;       color: white;       ... Read More

For this, let us see an example and first create a −mysql> create table DemoTable1409    -> (    -> FirstName varchar(20),    -> UNIQUE KEY UN_FirstName(FirstName)    -> ); Query OK, 0 rows affected (0.79 sec)Following is the query to add duplicate varchar −mysql> alter table DemoTable1409 drop index ... Read More

Let us first create a −mysql> create table DemoTable1407    -> (    -> Name text    -> ); Query OK, 0 rows affected (0.51 sec)Insert some records in the table using insert −mysql> insert into DemoTable1407 values('John, Bob'); Query OK, 1 row affected (0.20 sec) mysql> insert into DemoTable1407 ... Read More

Let us see an example and create a −mysql> create table DemoTable1406    -> (    -> Value int    -> ); Query OK, 0 rows affected (0.47 sec)Insert some records in the table using insert −mysql> insert into DemoTable1406 values(10); Query OK, 1 row affected (0.13 sec) mysql> insert ... Read More

To remove unnecessary whitespaces, use TRIM() in MySQL. Let us first create a −mysql> create table DemoTable1405    -> (    -> FirstName varchar(20),    -> LastName varchar(20)    -> ); Query OK, 0 rows affected (0.55 sec)Insert some records in the table using insert −mysql> insert into DemoTable1405 values(' ... Read More

Let us first create a −mysql> create table DemoTable1619    -> (    -> ArrivalTime datetime    -> ); Query OK, 0 rows affected (0.45 sec)Insert some records in the table using insert −mysql> insert into DemoTable1619 values(now()); Query OK, 1 row affected (0.40 sec) mysql> insert into DemoTable1619 values(curdate()); ... Read More

For this, you can use INET_ATON(). Let us first create a −mysql> create table DemoTable1404    -> (    -> IpAddress varchar(40)    -> ); Query OK, 0 rows affected (1.02 sec)Insert some records in the table using insert −mysql> insert into DemoTable1404 values('192.168.120.0'); Query OK, 1 row affected (0.43 ... Read More

You cannot use UPDATE command with ORDER BY clause, but you can use SELECT statement with ORDER BY DESC.Let us first create a −mysql> create table DemoTable1403    -> (    -> DueDate timestamp    -> ); Query OK, 0 rows affected (1.26 sec)Insert some records in the table using ... Read More

For this, you can use substring() function in MySQL. For conditions, use MySQL CASE statement. Let us first create a −mysql> create table DemoTable1402    -> (    -> EmployeeName varchar(40)    -> ); Query OK, 0 rows affected (0.62 sec)Insert some records in the table using insert −mysql> insert ... Read More