Search Results for: regular expression
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Core Java
Creating Stream of Regex Matches
Regular expressions, commonly known as regex, serve as a robust mechanism for pattern matching. They empower us to identify particular…
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Core Java
Replace Single Quote with \’ in Java String
In Java, char literals are defined within single quotes, while String literals are enclosed within double quotes. Additionally, single quotes…
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Enterprise Java
Set a parameter in a Java HttpServletRequest
The HttpServletRequest interface in Java is a fundamental part of Jakarta Servlets formerly Java Servlets, providing a way for servlets…
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junit
JUnit Assert Regex Matches
JUnit is often the initial preference for developers when conducting unit tests on Java code. In practical situations, a frequent…
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Core Java
Obtain Regex Pattern Matches Indexes
In the realm of Java programming, working with strings and patterns is indispensable for numerous applications. Regular expressions, often referred…
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Core Java
Get Content Between Square Brackets
In the world of text processing, extracting information enclosed within square brackets has become an important task. Square brackets often…
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Core Java
Java Validation List Annotations
Java Validation List Annotations empower developers to validate lists of elements within applications. By specifying rules and constraints, these annotations…
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Core Java
String Contains Non-Alphanumeric Characters in Java
In this guide, we will discuss how to check if a string contains non-alphanumeric characters in Java. This can be…
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Core Java
Java String Convert toLowerCase Method
Hello. In this tutorial, we will talk about string manipulation (i.e. toLowerCase) in Java programming. 1. Introduction String manipulation is…
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sql
Cast Function in SQL
Hello. In this tutorial, we will learn the CAST function in SQL. For illustration, we will use the Postgresql database…
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