The duration can be obtained in a one nano second format using the ofNanos() method in the Duration class in Java. This method requires a single parameter i.e. the number of nano seconds and it returns the duration in a one nano second format. If the capacity of the duration ... Read More

The setAt2() method is used to set the Septet value in JavaTuples and a copy with a new value at the specified index i.e. index 2 here.Let us first see what we need to work with JavaTuples. To work with Septet class in JavaTuples, you need to import the following ... Read More

An immutable copy of a instant where some nanoseconds are subtracted from it can be obtained using the minusNanos() method in the Instant class in Java. This method requires a single parameter i.e. the number of nanoseconds to be subtracted and it returns the instant with the subtracted nanoseconds.A program ... Read More

A view of the ByteBuffer can be created as a ShortBuffer using the asShortBuffer() method in the class java.nio.ByteBuffer. This method requires no parameters and it returns a short buffer as required. This buffer reflects the changes made to the original buffer and vice versa.A program that demonstrates this is ... Read More

The JavaServer Pages Standard Tag Library (JSTL) is a collection of useful JSP tags which encapsulates the core functionality common to many JSP applications.JSTL has support for common, structural tasks such as iteration and conditionals, tags for manipulating XML documents, internationalization tags, and SQL tags. It also provides a framework ... Read More

To select dates in 30-day range, you can use arithmetic operation - with interval.The syntax is as follows −select *from yourTableName where yourDateColumnName > NOW() - INTERVAL 30 DAY and yourDateColumnName < NOW() + INTERVAL 30 DAY;To understand the above syntax, let us create a table. The query to create ... Read More

To query MongoDB using the $ne operator, following is the syntax −db.yourCollectionName.find({yourFieldName:{$ne:yourValue}}).pretty();Let us create a collection with documents −> db.notEqaulToDemo.insertOne({"StudentName":"Larry", "StudentMathMarks":68}); {    "acknowledged" : true,    "insertedId" : ObjectId("5cbd3a6bde8cc557214c0ded") } > db.notEqaulToDemo.insertOne({"StudentName":"Chris", "StudentMathMarks":88}); {    "acknowledged" : true,    "insertedId" : ObjectId("5cbd3a79de8cc557214c0dee") } > db.notEqaulToDemo.insertOne({"StudentName":"David", "StudentMathMarks":45}); {    "acknowledged" ... Read More

The hash code value of the duration can be obtained using the hashCode() method in the Duration class in Java. This method requires no parameters and it returns the hash code value of the duration.A program that demonstrates this is given as follows −Example Live Demoimport java.time.Duration; public class Demo { ... Read More

To create a Triplet tuple from Array in Java, you need to use the fromArray() method.Let us first see what we need to work with JavaTuples. To work with Triplet class in JavaTuples, you need to import the following package −import org.javatuples.Triplet;Note − Steps to download and run JavaTuples program ... Read More

An immutable copy of a instant where a time unit is added to it can be obtained using the plus() method in the Instant class in Java. This method requires two parameters i.e. time to be added to the instant and the unit in which it is to be added. ... Read More