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Firefox 4 vs Firefox 5 | Which one is Faster? Firefox is the second most widely used web browser in the world. It is used by thirty-percent of browser users worldwide. Firefox 4 was released on March 22, 2011 with major improvement over Firefox 3.6. But few weeks later Mozilla announced the release of Firefox […]
Web Services vs WCF Both Web Services and WCF are web technologies developed by Microsoft. Web Services were introduced in earlier versions of .NET, while WCF was added to .NET framework in later versions. Web services are used to build applications that can send/receive messages using SOAP over HTTP. WCF is for building distributed applications […]
分布式数据库和集中的数据库Centralized database is a database in which data is stored and maintained in a single location. This is the traditional approach for storing data in large enterprises. Distributed database is a database in which data is stored in storage devices that are not located in the same physical location but […]
Hierarchical vs Partitional Clustering Clustering is a machine learning technique for analyzing data and dividing in to groups of similar data. These groups or sets of similar data are known as clusters. Cluster analysis looks at clustering algorithms that can identify clusters automatically. Hierarchical and Partitional are two such classes of clustering algorithms. Hierarchical clustering […]
Static RAM vs Dynamic RAM (SRAM vs DRAM) RAM (Random Access Memory) is the primary memory used in a computer. Its individual memory cells can be accessed in any sequence, and therefore it is called the random access memory. RAMs are divided in to two categories as Static RAM (SRAM) and Dynamic RAM (DRAM). […]
DBMS vs Data Mining A DBMS (Database Management System) is a complete system used for managing digital databases that allows storage of database content, creation/maintenance of data, search and other functionalities. On the other hand, Data Mining is a field in computer science, which deals with the extraction of previously unknown and interesting information from […]
Data Mining vs Query Tools Query Tools are tools that help analyze the data in a database. They provide query building, query editing, searching, finding, reporting and summarizing functionalities. On the other hand, Data mining is a field in computer science, which deals with the extraction of previously unknown and interesting information from raw data. […]
完全二叉树和满二叉树二进制tree is a tree where each node has one or two children. In a binary tree, a node cannot have more than two children. In a binary tree, children are named as “left” and “right” children. The child nodes contain a reference to their parent. A complete […]
JDO vs Value Object JDO is a Java persistence technology that can be used to store POJO (Plain Old Java Objects) in to databases without the need to understand the underlying implementations of different data stores. Value Object (also known as Data Transfer Object) is an abstract design pattern which introduces the concept of a […]
Directed vs Undirected Graph A graph is a mathematical structure that is made up of set of vertices and edges. A graph represents a set of objects (represented by vertices) that are connected through some links (represented by edges). Using mathematical notations, a graph can be represented by G, where G= (V, E) and V […]
