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Nishtha Thakur has Published 498 Articles

Nishtha Thakur
252 Views
To hide the track on the slider, you need to use the setPaintTrack() method and set it to FALSE −JSlider slider = new JSlider(JSlider.HORIZONTAL, 0, 100, 55); slider.setInverted(true); slider.setMinorTickSpacing(10); slider.setMajorTickSpacing(25); slider.setPaintTicks(true); slider.setPaintLabels(true); slider.setPaintTrack(false);The above method setPaintTrack() is by default set to TRUE.The following is an example to hide the track ... Read More

Nishtha Thakur
1K+ Views
To retrieve values from nested JSON array, you can use the below syntax −db.yourCollectionName.find({"yourOuterFieldName.yourInnerFieldName.yourNextInnerFieldName…...N": "yourValue"}).pretty();Let us first create a collection with documents −> db.nestedJSONArrayDemo.insertOne({ ... "ClientDetails" : ... { ... "ClientPersonalDetails" : [ ... { "CountryName" : "US" }, ... ... Read More

Nishtha Thakur
118 Views
Use FlowLayout.RIGHT to arrange components in a FlowLayout to be right-justified. −JFrame frame = new JFrame("Language"); frame.setLayout(new FlowLayout(FlowLayout.RIGHT));The following is an example to arrange components in a flow to be right-justified −Examplepackage my; import java.awt.Color; import java.awt.Dimension; import java.awt.FlowLayout; import java.awt.Font; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JTextArea; import javax.swing.WindowConstants; public ... Read More

Nishtha Thakur
152 Views
This example demonstrate about How to style an Android notification using InboxStyleStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 ... Read More

Nishtha Thakur
326 Views
You can use $setIntersection operator along with aggregate framework to filter array elements in MongoDB. Let us first create a collection with documents −> db.filterArrayElementsDemo.insertOne( { "Scores": [10, 45, 67, 78, 90, 98, 99, 92] } ); { "acknowledged" : true, "insertedId" : ObjectId("5cd2d582b64f4b851c3a13c8") }Following is the query ... Read More

Nishtha Thakur
226 Views
You can use $exists operator for this. Let us first create a collection with documents −>db.checkFieldExistsDemo.insertOne({"StudentFirstName":"John", "StudentGender":"Male", "StudentMongoDBScore":89}); { "acknowledged" : true, "insertedId" : ObjectId("5cd909611a844af18acdffbd") } >db.checkFieldExistsDemo.insertOne({"StudentFirstName":"Emma", "StudentGender":"Female", "StudentMongoDBScore":58}); { "acknowledged" : true, "insertedId" : ObjectId("5cd909781a844af18acdffbe") } >db.checkFieldExistsDemo.insertOne({"StudentFirstName":"Carol", "StudentGender":"Male", "StudentMongoDBScore":77}); { "acknowledged" : true, ... Read More

Nishtha Thakur
2K+ Views
To create right justified JTextField, set the alignment to be RIGHT. Here, we will be using the setHorizontalAlignment() method as well and within that the alignment would be set.Create a JTextField −JTextField emailId = new JTextField(20);Now, align it to the right −emailId.setHorizontalAlignment(JTextField.RIGHT);The following is an example to create right justified ... Read More

Nishtha Thakur
273 Views
Here we will see the effect of nextafter() and nextforward() functions in C or C++. These functions are present in the math.h or cmath library.if the functions are like nextafter(a, b) and nextforward(a, b). These functions are used to find the next representable value after a in the direction of ... Read More

Nishtha Thakur
438 Views
Use $in operator to get at least one match. Let us first create a collection with documents −> db.atleastOneMatchDemo.insertOne({"StudentFavouriteSubject":["MySQL", "MongoDB"]}); { "acknowledged" : true, "insertedId" : ObjectId("5cd2db5db64f4b851c3a13ce") } > db.atleastOneMatchDemo.insertOne({"StudentFavouriteSubject":["Java", "C", "MongoDB"]}); { "acknowledged" : true, "insertedId" : ObjectId("5cd2db71b64f4b851c3a13cf") } > db.atleastOneMatchDemo.insertOne({"StudentFavouriteSubject":["Python", "C++", "SQL Server"]}); { ... Read More

Nishtha Thakur
165 Views
Use dot notation(.) to search in inner classes using MongoDB. Let us first create a collection with documents −> db.searchInInnerDemo.insertOne( ... { ... "StudentFirstName" : "Robert", ... "StudentTechnicalDetails": ... { ... "StudentBackEndTechnology" : "MongoDB", ... ... Read More