How to check if an element has a class using jQuery / How to check the presence of a class on an element using jQuery
Overview A web element may have an attribute class with some value. An example is <input type = “text” class…
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How to refresh a page using jQuery and javascript
Scenario It might happen that on a certain event you want to reload or refresh a page. The events over…
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How to create bean without XML configuration in Spring / How to create bean in Spring using Annotations
Create a class which you want to get as a bean, say a user and annotate it with @Configuration as:
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How to create custom Annotation in java
A bit on Annotation An annotation serves as meta data for a class. Annotation serves as compile time check for…
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How to configure hibernate without configuration file
It’s a common method to use a configuration file where database connection details, mapped entity details are provided which we…
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How to add a new row to html table on press of a button using jQuery
Scenario There is an HTML table on a web page which shows a details of students in a class. In…
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How to highlight a table row on click using jQuery
Any element is highlighted due to its background-color property. By default this property has NO value, hence the element is…
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How to fetch items of a list matching some condition in java / How to partition an Object list based on some field value in java
Suppose I have a list of custom objects, say Employee. The Employee class has two fields namely name (name of…
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How to resolve error “Stream has already been operated upon or closed” / Why “Stream has already been operated upon or closed” occurs
A Bit about Stream Stream is a new feature added in java 8 and represents a sequence of elements. A…