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Amwoga Khalwale A Heap is a special Tree-based data structure in which the tree is a complete binary tree. There are two types of heaps: Min-heap and Max-heap. A min-heap is used to access the minimum element in the heap whereas the Max-heap is used when accessing the maximum element in the heap. In a Min-Heap the key … Read more
What is Concurrency? Concurrency refers to the execution of multiple instruction sequences at the same time. It occurs in an operating system when multiple process threads are executing concurrently. These threads can interact with one another via shared memory or message passing. Concurrency results in resource sharing, which causes issues like deadlocks and resource scarcity. … Read more
Lemons and limes are genetically different fruits, but they are closely related. There are some scientists who believe that lemons were originally produced as a hybrid fruit with limes and citrons which are a thick rind citrus fruit. This origin story of the lemon remains debated, but the fact remains that though limes and lemons … Read more
What Is the Raspberry Pi? The Raspberry Pi is a tiny computer about the size of a deck of cards. It uses what’s called a system on a chip, which integrates the CPU and GPU in a single integrated circuit, with the RAM, USB ports, and other components soldered onto the board for an all-in-one package. It doesn’t … Read more
Measurements of physical quantities are expressed in terms of units, which are standardized values. There are two major systems of units used in the world: SI units (also known as the metric system) and English units (also known as the customary or imperial system). English units were historically used in nations once ruled by the British Empire and are still widely used in … Read more
What Is Merge Sort? Merge sort is an efficient, general-purpose, comparison-based sorting algorithm. Merge sort is a divide and conquer algorithm that was invented by John von Neumann in 1945. Most implementations produce a stable sort, which means that if two elements have the same value, they hold same relative position in the output as … Read more
Holstein-Friesian Dairy Cow Holstein Friesians are a breed of dairy cattle originating from the Dutch provinces of North Holland and Friesland and Schleswig-Holstein in Northern Germany. They are known as the world’s highest-production dairy animals. Holsteins are large, stylish animals with color patterns of black and white or red and white. A healthy Holstein calf … Read more
Synchronized Method & Synchronized Block Synchronization is the ability to control the access of multiple threads to share resources. Without synchronization, it is possible for one thread to modify a shared resource while another thread is in the process of using or updating that resource. There are two synchronization syntax in Java Language. The practical … Read more
Data types specify the different sizes and values that can be stored in the variable.In other words, a Java data type is a set of values and operations defined on those values. There are two types of data types: Primitive data types: The primitive data types include boolean, char, byte, short, int, long, float and double. … Read more
What Is CPT? CPT stands for Current Procedural Terminology. It is a medical code set that is used to report medical, surgical, and diagnostic procedures and services to entities such as Physicians, coders, patients, health insurance companies, accreditation organizations and payers for administrative, financial and analytical purposes. Specifically, CPT codes are used to report procedures … Read more