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Articles on Trending Technologies
Technical articles with clear explanations and examples
Bootstrap Event when the modal is about to be hidden
The hide.bs.modal event in Bootstrap fires when the modal is about to be hidden.Firstly, hide the Bootstrap modal on button click −$("#button1").click(function(){ $("#newModal").modal("hide"); });Now, use the hide.bs.modal class and generate the alert when the modal is about to hide on button click −$("#newModal").on('hide.bs.modal', function () { alert('The modal is about to be hidden.'); });Let us see an example stating the usage of hide.bs.modal event −Example Bootstrap Example #button1 { width: ...
Read MoreBootstrap class pull-left
Float an element to the left with class pull-left.You can try to run the following code to implement the pull-left class −Example Bootstrap Example Float to left
Read MoreAdd information to the table row with Bootstrap
To add information to the table row in Bootstrap, use the .info class in Bootstrap −Example Bootstrap Example Rank of Cricketers The following are the rank of cricketers: Cricketer Rank Virat 1 David 2 Rohit 3 Kenn 4 Steve 5
Read MoreDisplay flex items vertically in Bootstrap 4
To display flex items vertically, use the flex-column class in Bootstrap 4 −Now set the flex-items in it − One Two Three Four Five Let us see an example to learn how to learn how to display flex-column class − Example Bootstrap Example Example of Flex Column Stating the usage of flex column class: One Two Three Four Five
Read MoreBootstrap well-lg class
Change the size of well using the optional classes such as, well-lg or well-lg. These classes are used in conjunction with .well class.You can try to run the following code to implement well-lg class in Bootstrap −Example Bootstrap Example This has more space! This has less space!
Read MoreBootstrap 4 .flex-*-column class
Use the .flex-*- column class in Bootstrap to show flex items vertically on different screen sizes:Set it vertically on small, medium, large, etc screen size. Let us see it on small and medium screen size:Small Screen SizeFlex on different screen size (Small) One Two Three Medium Screen SizeFlex on different screen size (Medium) One Two Three The following is an example implementing what I have shown above the usage of flex-*-column −Example Bootstrap Example ...
Read MoreShould a constructor always have the same name as the class in java?
Yes, the constructor should always have the same name as the class. Constructor looks like method but it is not. It does not have a return type and its name is same as the class name. Mostly it is used to instantiate the instance variables of a class. If the programmer doesn’t write a constructor the compiler writes a constructors on his behalf. Example public class Sample{ public Sample(){ System.out.println("This is a constructor"); } public static void main(String args[]){ Sample obj = new Sample(); } } Output This is a constructor
Read MoreWhat are final, abstract, synchronized non-access modifiers in Java?
The abstract keyword is used to declare methods abstract methods and abstract classes. Once a method is declared abstract we should not specify body for those. And once a class is declared abstract it cannot be instantiated. Example abstract class Employee { private String name; private String address; private int number; public Employee(String name, String address, int number) { System.out.println("Constructing an Employee"); this.name = name; ...
Read MoreHow to Initialize and Compare Strings in Java?
You can compare Strings using compareTo() method or, equals() method or, or == operator. Following example demonstrates how to initialize and compare strings in Java. Example public class StringDemo { public static void main(String[] args) { String str1 = "tutorials"; String str2 = "point"; // comparing str1 and str2 int retval = str1.compareTo(str2); // prints the return value of the comparison if (retval < 0) { System.out.println("str1 is greater than str2"); } else if (retval == 0) { System.out.println("str1 is equal to str2"); } else { System.out.println("str1 is less than str2"); } } } Output str1 is less than str2
Read MoreWhat does synchronized modifier do in Java?
The synchronized keyword used to indicate that a method can be accessed by only one thread at a time. The synchronized modifier can be applied with any of the four access level modifiers. Example public class TestThread { public static Object Lock1 = new Object(); public static Object Lock2 = new Object(); public static void main(String args[]) { ThreadDemo1 T1 = new ThreadDemo1(); ThreadDemo2 T2 = new ThreadDemo2(); ...
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