Blog: Tech Stack Journal |
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241 blogs
updated: 54 min. ago
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Yes. Abstract classes can also have constructors just like any other normal class. The advantage of declaring a constructor within an abstra...
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If you have started learning Java and wondering why we have to type public static void for the main method, we've got you covered. In this p...
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No, constructor overriding is not possible in Java, so whether it is runtime polymorphism or not is out of question. If you override a metho...
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In this post we'll discuss the differences between Instance Variable and Reference Variable in Java, understand them with an example. In a n...
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In this example, we'll write a C program to find maximum and minimum elements in a 3D array. Initially we've defined a 3 dimensional array w...
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String class provides us with powerful String processing methods, out of those, substring is one. In this example, we'll look into examples ...
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A variable which is declared as private is not accessible outside of the class. That means you cannot access that private variable using a r...
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Usually people who've installed Eclipse newly receive this error. Let us understand the meaning of this Error. This error gets thrown when J...
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Integer class has three methods called as getInteger, parseInt and valueOf. Each of these methods solve a specific purpose. In this post, we...
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If you are getting "int cannot be dereferenced" error, it means that you are attempting to call a method or an attribute on a int type value...
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