Java Email Validation In designing forms, email plays an important role. The email can be of our username or login id. An…
Java Technology
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Java String charAt() The Java String class charAt() method returns a char value at the given index number. The index number starts…
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Java String toLowerCase() The java string toLowerCase() method returns the string in lowercase letter. In other words, it converts all characters of…
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Java Collections replaceAll() Method The replaceAll() method of Java Collections class is used to replace all occurrences of one specified value in…
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Java Interpreter Java is a platform-independent programming language. It means that we can run Java on the platforms that have a Java…
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Java SHA SHA is an abbreviation for Secure Hash Algorithm. In Java SHA and is one of the most prevalent cryptographic hash…
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How to Remove Last Character from String in Java In Java, there are mainly three classes related to the String. The classes…
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Static Array in Java In Java, array is the most important data structure that contains elements of the same type. It stores…
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Java return Keyword Java return keyword is used to complete the execution of a method. The return followed by the appropriate value…
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What is constructor chaining in Java? In Java, constructor chaining is a sequence of invoking constructors upon initializing an object. It is…