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Matcher
Validate Email Address with Java Regular Expression example
Email validation is a very frequent requirement in many applications. Basically the main policy that email format follows is that…
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Matcher
How To Validate Hex Color Code With Regular Expression
In this tutorial we are going to see how to create a simple application that validates Hexadecimal Color Codes. The…
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Matcher
Validate Password with Java Regular Expression example
In the previous tutorial on username validation we explained why input validation is important for your application’s security and data…
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Matcher
Validate Username with Java Regular Expression example
When you are writing an application that requires authentication, in most cases, the users should provide a username among other…
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JSON.Simple
JSON.Simple Example to read and write JSON in Java
In this example we are going to see a very nice JSON framwork, JSON.simple. In this tutorial we are going…
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GsonBuilder
Enable Pretty Print JSON Output using Gson example
In this example we are going to see how to enalbe pretty printing in JSON. As you might have noticed…
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JsonReader
Gson Streaming to read and write JSON in Java example
In this example we are going to see GSON straming API to read and write JSON in a Java application.…
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gson
Convert Java Object To / From JSON using Gson example
In this example we are going to see how to use Gson Java library in order to convert a Java…
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Jackson
Enable Pretty Print JSON Output using Jackson example
As you might have noticed in the previous JSON tutorials, the output of the programs is not properly aligned, which…
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Jackson
Jackson Streaming API to read and write JSON example
Jackson project has implemented a very useful Streaming API which is also called incremental mode. This is the most efficient…
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