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jQuery :first-child Selector

The selector lets you select every element that is the first child of a parent element while th :first selector selects only the first one from the element set.We use …

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jQuery :even Selector

Even is the simple mathematical term, An Even number is an integer which is multiple of two. The selector selects an odd index like 1, 3, 5, 7.. etc for …

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jQuery :input Selector

The selector in jQuery is used to select input elements. This selector also used with button element. it enable you to easily select input elements. We can select all Inputs …

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jQuery element Selector

The Element Selector Selects all elements with the given tag name. In the Element Selector we can list the names of the element to be selected in the parenthesis. For …

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jQuery :button Selector

The Button selector selects all button elements and input elements when . We can select all buttons of the web page with button selector It does not select input elements …

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jQuery :radio Selector

The radio selector selects all the elements that are of type radio in the web page. The radio selector is similar to the form . It is recommended that, it …

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jQuery :last Selector

The selector selects the last element. This selector can only select one single element. Use the selector to select more than one element (one for each parent). This is mostly …

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jQuery #id Selector

ID Selector selects elements with the given id attribute. IDcould be any value provided in the id attributes of the HTML element. The main advantage of this jquery selector is …

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jQuery :first Selector

This will return the first matched DOM element on a web page. It is equivalent to and . One difference between and selector is that can select multiple elements each …

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Enabled Selector - JQuery

To select all the enabled elements in the form. In general, it makes activate for doing operations on elements such as input type text elements, button element etc in the …

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Disabled Selector

To select all the disabled elements in the form, by default we use . JQuery disabled selector selects all the elements that are disabled in the form. The disabled selector …

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Class Selector

Class selector selects elements by its class name . The class refers to the class attribute of an HTML element. A class must not start with number, special characters etc …

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Checked Selector

The checked selector selects all the elements that are checked. It selects only checked items of checkbox type in the document. It is extremely useful to check whether a checkbox …

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Checkbox Selector

Jquery checkbox selector selects all the elements that are of type checkbox. It selects only checked items of checkbox type in the document. It allows user to select one or …

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Document Object Model (DOM)

Document Object Model DOM stands for Document Object Model and is a mechanism to display the HTML documents and communicate with them. It defines the logical structure of documents and …

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Browser Object Model (BOM)

The Browser Object Model (BOM) is used to interact with the browser. Each HTML page which is loaded into a browser window becomes a Document object and document object is …

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jQuery keyup() Method

The event occurs when a keyboard key is released.The keyup() method triggers the keyup event, or attaches a function to run when a keyup event occurs. Syntax: -Trigger the keyup …

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Scrum - Practical Agile Methodology

Scrum is a most practiced, flexible, iterative, adaptive and effective methodology practiced in Agile development. It is designed to deliver significant values throughout the project development lifecycle. Scrum creates an …

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Find if two date ranges overlap around the year

Finding two date range is easy in straight line. ie to find if two ranges to and to . It is enough to check if For example, What in the …

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PG::Error (FATAL: too many connections for role "xxxxxxx")

PostgreSQL could be configured to limit number of simultaneous connections to the database. The heroku comes with plans having connection limits. The 'Hobby' plans comes with 20 connections where as …

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Top 10 Programming Languages Used in Web Development

Python Python is an interpreted(processed at runtime by the interpreter), object-oriented(supports Object-Oriented style), interactive, simple, easy to learn, portable, extensible, embedded, high-level programming language for general-purpose programming. Created by Guido …

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