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This program was developed during my one semester course in Data Structures and Algorithms. It was developed with Microsoft Visual Studio 2012. It provides a GUI implementation of sorting searching algorithms, stacks, queues and binary tree. This program will be relevant to computer science students around the world who want to know how data structures and algorithms are implemented using...
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What can be simpler than uploading file to the server and saving it to hard drive, right? Open read stream, read bytes, open write stream, write bytes, done. Now let's explore the same question but from a high-load high-availability service perspective. You're designing new Instagram, where will you store the photos? Remember, at a bare minimum you need to make sure that a failure to a single...
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This is a common problem when you run Visual Studio projects like Visual Basic and Visual C#. It can be solve sometimes when you change the CPU to x86 instead of any CPU. Otherwise, an installation of certain components solves the problem. Just try the following solutions one by one until you fixed the problem. If solution # 1 doesn’t solve the problem, proceed to solution # 2 and so on. Solution...
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In this small project we'll see how to implement Facebook authentication for your Node app with a help of Passport.js. Facebook authentication might sound like a lot of work but with the help of Passport, it is a surprisingly easy task. To give you a good feeling about the volume of code that you're about to write: It is about 80 lines of JavaScript and couple more lines of HTML. Before we start...
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Learn how to develop apps for the latest Android platform from the comfort of your home. Learning to develop Android apps can be really fun – the feeling of fulfillment for having created your own application, the opportunity of turning it into a profitable business, or maybe the possibility of landing a high-paying job, are just some of the things that make it even more exciting. But becoming an...
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In this tutorial we will show you how to create a Simple Ordering System with Cash as Method of Payment and Receipt Report . This simple system is created for ordering and adding a product. Every product that the admin created will be added to the system, and every product that the customer had been ordered has a discount. The system can also generate a receipt. This system is composed of PHP/...
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Logging is one of the most undervalued and most important features of an enterprise application. Logs is what makes a difference between spending sleepless nights catching a mysterious bug or reading a clear message about what exactly caused an application to crash. It is not just important to write logs. It is important to write logs in a right way. In this article we'll look at most popular...
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Hello, In this tutorial we will create a simple multiple file upload using PHP, MySQL-PDO. This application allows the user to upload all types of file (Images, Docs, PDF and etc.). SAMPLE CODE connect.php - Establish connection on localhost <?php $host = "localhost" ; $user = "root" ; $pass = "" ; try { $con = new PDO ( "mysql:host= $host ;dbname=mfu" , $user , $pass ) ; $con ->...
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Android-MySQL connectivity using JSON and PHP. INTRODUCTION To connect android app to a remote server, we use a technology called Volley. Before we start the coding, let’s see some basic theory behind the connection process. CONCEPT First the android phone creates a request to the server for asking data. The request contains an address of PHP file. The task of the PHP file is to communicate with...
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Somstore is a fully functional eCommerce Online Sales system has it's own Dashboard design "CPanel" I have developed in 2014 for my final year University Project. This online sales system is a kind of shop evokes the physical analogy of buying products or services at a business retailer or shopping center; the process is called business-to-consumer (B2C) online shopping. In the case where a...

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