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Articles on Trending Technologies
Technical articles with clear explanations and examples
How to extract the first n characters from a string using Java?
To find the consonants in the given String compare every character in it using the charAt() method with the vowel letters and remaining are consonants.Examplepublic class FindingConsonants { public static void main(String args[]) { String str = new String("Hi Welcome to Tutorialspoint"); for(int i=0; i
Read MoreHow to extract the last n characters from a string using Java?
To extract last n characters, simply print (length-n)th character to nth character using the charAt() method.Examplepublic class ExtractingCharactersFromStrings { public static void main(String args[]) { String str = "Hi welcome to tutorialspoint"; int n = 5; int initial = str.length()-5; for(int i=initial; i
Read MoreHow to create a string from a Java Array?
You can convert an array of Strings to a single array using the collect() method.Exampleimport java.util.Arrays; import java.util.stream.Collectors; public class CreatngStringFromArray { public static void main(String args[]) { String [] myArray = {"Welcome", "to", "Tutorialspoint"}; String str = Arrays.stream(myArray).collect(Collectors.joining(" ")); System.out.println(str); } }OutputWelcome to Tutorialspoint
Read MoreWhat is the difference between append() and appendTo() in jQuery?
The append (content) method appends content to the inside of every matched element, whereas the appendTo (selector) method appends all of the matched elements to another, specified, set of elements.jQuery append() functionThe append (content) method appends content to the inside of every matched element.Here is the description of all the parameters used by this method −content − Content to insert after each target. This could be HTML or Text contentExampleYou can try to run the following code to learn how to work with append() function in jQuery: jQuery append() method ...
Read MoreWhat is the difference between jQuery.offsetParent( ) and njQuery.offset( ) in jQuery?
jQuery.offsetParent( ) methodThe offsetParent( ) method returns a jQuery collection with the positioned parent of the first matched element.This is the first parent of the element that has position (as in relative or absolute). This method only works with visible elements.ExampleYou can try to run the following code to learn how to work with jQuery.offsetParent() and jQuery.parent() methods in jQuery − jQuery offsetParent() method $(document).ready(function() { ...
Read MoreHow to scroll to element in horizontal div using jQuery?
To scroll to element in horizontal div, use the scrollleft.ExampleYou can try to run the following code to learn how to scroll to element in jQuery: jQuery Scroll $(document).ready(function(){ document.addEventListener('DOMContentLoaded', function () { var frames = document.getElementById('frames'); frames.addEventListener('click', function (e) { if (e.target.classList.contains('item')) { e.target.parentNode.scrollLeft = e.target.offsetLeft; } }); }); }); .myclass { width: 300px; display: flex; position: relative; overflow-x: scroll; } .item { width: 400px; background: #FFB563; margin-right: 40px; } demo1 demo2 demo3 demo4 demo5 demo6 demo7 demo8
Read MoreHow to position horizontal scroll bar at center of DIV?
To position horizontal scroll bar at center of div, use the scrollleft. You can try to run the following code to position horizontal scroll bar in div.ExampleThe scroll bar is positioned at center of div: jQuery Scroll $(document).ready(function(){ $(document).ready(function(){ var outerContent = $('.demo'); var innerContent = $('.demo > div'); outerContent.scrollLeft( (innerContent.width() - outerContent.width()) / 2); }); }); html, body, div { margin:0; padding:0; } .demo { width:400px; overflow-x:scroll; } #viewContainer { height:120px; width:1000px; display:table; } .myclass { width:250px; height:100%; display:table-cell; border:2px solid blue; } Far left left center right Far right
Read MoreHow to handle jQuery AJAX success event?
To handle jQuery AJAX success event, use the ajaxSuccess() method. The ajaxSuccess( callback ) method attaches a function to be executed whenever an AJAX request completes successfully. This is an Ajax Event.Here is the description of all the parameters used by this method −callback − The function to execute. The event object, XMLHttpRequest, and settings used for that request are passed as arguments to the callback.Let’s say we have the following HTML content in result.html −THIS IS RESULT...ExampleThe following is an example showing the usage of this method −Live Demo jQuery ajaxSuccess() method ...
Read MoreHow to capture divide by zero exception in Java?
When you divide a number by zero an Arithmetic Exception number is thrown.Examplepublic class DividedByZero { public static void main(String args[]) { int a, b; try { a = 0; b = 54/a; System.out.println("hello"); } catch (ArithmeticException e) { System.out.println("you cannot divide a number with zero"); } } }Outputyou cannot divide a number with zero
Read MoreWhat is the difference between System.out.println() and System.out.print() in Java?
The println() terminates the current line by writing the line separator string. The print() method just prints the given content.Examplepublic class Sample { public static void main(String args[]) { System.out.println("Hello"); System.out.println("how are you"); System.out.print("Hello"); System.out.print("how are you"); } }OutputHello how are you Hellohow are you
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