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Category Archives: Java Programs

TreeSet is the implementation class of Set Interface. It follows a natural sorting order or you can customize it using a comparator and it also… Read More
In Java, there are several packages and API’s to perform a lot of different functions. One such package is java.nio.file. This package contains various methods… Read More
The string is a sequence of characters including spaces. Objects of String are immutable in java, which means that once an object is created in… Read More
A number is said to be a Spy number if the sum of all the digits is equal to the product of all digits. For… Read More
Pollard’s rho algorithm is an algorithm for integer factorization. It is particularly effective at splitting composite numbers with small factors. The Rho algorithm’s most remarkable… Read More
The Comparator interface in Java can be used to compare user-defined objects. The Comparator interface is present in java.util package. Binary search is a searching… Read More
A fast Fourier transform (FFT) is an algorithm to compute the discrete Fourier transform (DFT) and its inverse. Fourier analysis converts time (or space) to… Read More
The static keyword is a non – access modifier in Java which can be used for variables, methods, and block of code. Static variables in… Read More
ArrayList is present in java.util package and it is the implementation class of List interface. It does allow the duplicates elements and also it maintains… Read More
Media Access Control address (MAC address) is a unique hexadecimal identifier assigned to a Network Interface Controller (NIC) to be used as a network address… Read More
Function without return type stands for a void function. The void function may take multiple or zero parameters and returns nothing. Here, we are going… Read More
Use java.nio package for extracting the creation date and time of any file through java. To extract the date and time of the file use… Read More
Given below the two matrices A and B, the task is to subtract them, and for subtracting the matrices the size of both the matrix… Read More
To convert PowerPoint slides to images, multiple packages are required like, java.awt because It contains all the classes for creating user interfaces and for painting… Read More
For, sorting names in an Alphabetical order there are multiple ways to sort the array, like using inbuilt Arrays.sort() method or using normal sorting algorithms… Read More

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