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    • Depth First Search Algorithm

      Depth First Search Algorithm

      A DFS algorithm, as the name implies, is used to search deeper in the graph, whenever possible. The edges are explored, out of the most recently discovered vertex v that still has unexplored edges leaving it. When all of v's edges have been explored, the search backtracks to explore edges leaving the vertex from which

    • javascript:void(0)

      javascript:void(0)

      The javascript:void(0) error is fairly unique, in that it  is one of the few computer-based errors that can be encountered by users of any operating system. The error is thrown on web browsers with the end-user surfs to websites that are not fully compatible with the version of Internet browser being used or have a

    • How to Enable Java

      How to Enable Java

      The Java Virtual Machine (JVM) is a collection of software programs and data modules that forms part of the Java and Java 2 platforms. JVM works across all platforms and it alters Java bytecode into machine understandable code and executes it. It acts as a clone of a Java processor allowing Java bytecode to be

    • Java Package

      Java Package

      A Java package is a set of classes which are grouped together. This grouping helps to organize Java classes and codevent multiple Java classes with the same name. Using Java Packages To use a package in your Java source code, you must either import the package or use the fully qualified class name each time

    • Trees

      Trees

      Arrays, linked lists, stacks and queues are used to represent linear and tabular data. These structures are not suitable for representing hierarchical data. In hierarchical data we have ancestors, descendants superiors, subordinates, etc Family Structure Business Corporate Structure Federal Government Structure Introduction to Trees Fundamental data storage structures used in programming Combine advantages of ordered

    • Send Tweets to your Twitter Account via PHP

      Send Tweets to your Twitter Account via PHP

      Posting status messages to a Twitter account via PHP is quite useful in many scenarios. Like automatically tweeting your blog’s latest content, tweeting list of facts, tips or quotes at regular intervals, tweeting daily news, etc. This article’s intention is to show how you can send a tweet to your Twitter account via PHP programming.

    • Deleting an Element from a Doubly Linked List

      Deleting an Element from a Doubly Linked List

      To delete an element from the list, first the pointers are set properly and then the memory occupied by the node to be deleted is deallocated (freed). Deletion in the list can take place at the following positions. At the beginning of the list At the end of the list After a given element Before

    • Random Number Vulnerability

      Random Number Vulnerability

      Computers are deterministic and are therefore predictable. Computers cannot, in and of themselves, generate truly random numbers. In the absence of outside input, computers can only create pseudo-random numbers.  In the words of John Von Neumann, “Anyone attempting to produce random numbers by purely arithmetic means is, of course, in a state of sin.” A

    • Display Messages using Flashdata in CodeIgniter

      Flashdata is a functionality in the CodeIgniter framework that lets you make required data available for the next server request. It makes use of session, but unlike normal session behavior, the passed data is available only for the next server request and is automatically cleared thereafter. Therefore, Flashdata can be very useful in displaying notifications

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