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Display content on the basis of drop down value selected without using id concept

Hello Reader! Usually, when we are asked to get the contents to be displayed as per the value selected from the drop down we use to get it done with the concept of id. Consider a scenario where the list contains more than 10 items, than generatin...

Indexing in Solr Server

Indexing: Solr gives you a quick response and results because of indexing. What does this mean? It means that it searches index instead of the text to retrieve the results for you. In book , you search for the index in the index page of the...


The index is used to search the data in a table. The index is basically a data structure that search our data. It is applied usually on a column of a table. It is usually a B-tree but can also be hash table and other depending upon the ...
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