AWS Certification Exam : 9 Online Education providers which you can use

AWS Certification Exam : 9 Online Education providers which you can use

,, October 8, 2017  No Comments

AWS certification exams are quite popular and in demand. AWS is an open cloud provider with largest market share.

Certification gives you  any benefits or not, is always a debatable topic. I am not going into that aspects of certifications, in my view, if you do not see any value in certifications, you can still use them as a benchmark of your own learning journey.

Amazon has multiple certification exams under four categories. These categories are Architecting, Developing, Operations and Specialties. …

9 things you need to know about Java 9

9 things you need to know about Java 9

,, September 23, 2017  No Comments

Java 9 has been released in the market. It has lots of new improvements and additions. In this article, I am enlisting 9 things of this major release.

Java 9

  1. Introduction of Jshell

Now, java has joined the league of languages with a shell. Languages like python, ruby and R were having a handy shell in which we can evaluate our code on the fly. Now java has introduced Jshell using which we can eval our java code easily. The jshell tool provides an interactive command-line interface for evaluatin declarations statements and expressions of the java programming language.…

How to handle checkout when we are selling unique products?

How to handle checkout when we are selling unique products?

,,, February 4, 2015  No Comments

Checkout process for unique product has to be handled in different way than products which are available in quantities. Products with one quantity are unique product. Paintings, concert tickets, hotel rooms, flight tickets ( when you choose a specific seat) are unique products. Old household items are also unique items.

We have two types of process for processing any purchase. In first type, we can do cart based checkout where a user usually add more than one product to their cart.…

In defense of QA team: Who is responsible for errors in any software or website?

In defense of QA team: Who is responsible for errors in any software or website?

, January 28, 2015  1 Comment

Consider this hypothetical situation.

Something very precious was in a building. Building was being guarded by a guard who was responsible for the safety of precious item. A thief using his intelligence and luck to stole that precious item from building. At a later stage, thief was caught but he claims that only security guard can be prosecuted for theft, in fact he demanded that his act should be rewarded as a skill.

What is your first reaction? Impressed with thief’s arguments?…

2 things you should never do as a programmer

2 things you should never do as a programmer

,, June 5, 2014  No Comments

You will find lots of guides and articles on the internet about what you should do to be a good programmer. A lot has been written on what we should do to excel in any field.

In my view, its not only what we do which make us good in our profession. It mostly depends on what we should not do which make us excel at our work.

In this article I am making short list of two things which any programmer should not do.…

How to optimize all databases and tabels on mysql server?

How to optimize all databases and tabels on mysql server?

,,,,,,, September 13, 2012  No Comments

Optimization of database tables in mysql is a process which has to be carried out regularly to make your database in good health.

According to mysql manual,

OPTIMIZE TABLE should be used if you have deleted a large part of a table or if you have made many changes to a table with variable-length rows (tables that have VARCHAR, VARBINARY, BLOB, or TEXT columns). Deleted rows are maintained in a linked list and subsequent INSERT operations reuse old row positions. You can use OPTIMIZE TABLE to reclaim the unused space and to defragment the data file.

…
How to optimize Magento speed?

How to optimize Magento speed?

,,,, May 1, 2012  No Comments

I came across this good collection of some good suggestions by Guido Jansen about Magento speed optimization. Most of  suggestion are not exclusive Magento, but totality it is good list to optimize any Magento or PHP based application.  As of he has not finished his target of listing 101 suggestions, but a must read for anyone who wants to optimize Magento speed.

 

http://www.gxjansen.com/101-ways-to-speed-up-your-magento-e-commerce-website/…

Deploy and Release your PHP Applications with Phing

Deploy and Release your PHP Applications with Phing

,,,, April 13, 2012  No Comments

Phing is a PHP project build tool based on Apache Ant. A build system helps you to perform a group of actions using a single command. If you’re wondering why PHP needs a build tool, consider a work flow where you write code and unit tests on your local machine, and if the tests pass you upload the code to staging/production server and make any changes to the production database. Without a build file, you’ll need to go through each step manually.…

Using PHP and Java in the Same App with PHP/Java Bridge

Using PHP and Java in the Same App with PHP/Java Bridge

,, April 3, 2012  No Comments

In this article you will learn how to install and configure the PHP/Java Bridge and how to use Java classes in PHP scripts in a demo application. To use the PHP/Java bridge, you should have knowledge of Java SE and the PHP5 core, as well as how they interact.

PHP 4 supported an extension for combining PHP with Java, but to combine PHP with Java in PHP 5  you should install the PHP/Java Bridge, which the website describes as:”… an implementation of a streaming, XML-based network protocol, which can be used to connect a native script engine, for example PHP, Scheme or Python, with a Java virtual machine.”…

Artificial Intelligence in PHP : Creating Neural Networks

Artificial Intelligence in PHP : Creating Neural Networks

,,,, December 10, 2011  No Comments

This article at developer.com, gives first hand information about creating neural networks in PHP language. Artificial neural networks are developed mostly in high-level programming languages such as C or C++, So reading about them in PHP is a refreshing experience.

 

What are Neural Networks?

The network works similarly to the human brain: it is comprised of neurons that communicate with each other and provide valuable outputs. Although just a model — and not even close to human thinking — artificial neural networks have been used in prediction, classification, and decision-support systems, as well as in optical character recognition and many other applications.…

10 Reasons to Use Zend Framework

10 Reasons to Use Zend Framework

,, December 7, 2011  No Comments

Why you should use Zend Framework? This is not only an interview question, while taking structural decisions about a project, we should ask this question to ourself. This article gives good reasons why you should adopt Zend framework in your working culture and what kind of benefits you can get out from Zend Framework.

  1. Extend Classes like There’s no Tomorrow
  2. Object-oriented Goodness
  3. Use What you Need, Forget Everything Else
  4. It lets you do a Lot of Things!
  5. No Model Implementation – Choose your Own Adventure!
…