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  10 Object Oriented Design principles Java programmer should know

Object Oriented Design Principles are core of OOPS programming but I have seen most of Java programmer chasing design patterns like Singleton pattern , Decorator pattern or Observer pattern but not putting enough attention on Object oriented analysis and design or following these design principles. I have regularly seen Java programmers and developers of various experience level who either doesn't heard about these OOPS and SOLID design principle or simply doesn't know what benefits a particular...

   OOP design,Principle,Java     2012-03-14 13:51:38

  AI solves complex biology problem from scratch

An interdisciplinary, interuniversity group of scientists from Vanderbilt, Cornell, and CFD Research Corporation have created an artificial intelligence capable of solving complex scientific problems from scratch. The AI, called ABE (Automated Biology Explorer), “discovered” how glycolysis produces energy in a living cell by looking at a set of data and then squeezing it into a mathematical formula, just like a human biology researcher.ABE is powered by the freeware Eureqa softw...

   AI,Artificial intelligence,Biology,ABE     2011-10-17 11:08:58

  Landing page optimization : Less is more

There is a question on Quora : Why doesn't Quora show interesting questions/answers on their landing page? Why is it this? not this? Quora's product manage gives his answer to this question, it's agreed by many users in this community. Here is his answer: The logged out homepage is pretty sparse now mostly because it hasn't been given much treatment since the initial product launch. But we have plans on redesigning it and testing different variations (some with less info on the page, some with...

   Landing page,Optimization,Principle     2012-11-03 01:50:07

  Display GIF animation while submitting the web form

Internet appears everywhere in our life. Form as a data gathering component is the must have component in a web app. When the page is submitting data to the server, if it takes a relative long time for the backend server to process the data, then the client users will feel lost while waiting for this if he cannot get any indication about what's happening. They may even reclick the button which will cause the data resubmission. This affects the user experience and also the system performance and ...

   HTML,Spin,Submit,Form     2013-05-17 11:47:07

  Walking through doorways causes forgetting, new research shows

We’ve all experienced it: The frustration of entering a room and forgetting what we were going to do. Or get. Or find.New research from University of Notre Dame Psychology ProfessorGabriel Radvansky suggests that passing through doorways is the cause of these memory lapses.“Entering or exiting through a doorway serves as an ‘event boundary’ in the mind, which separates episodes of activity and files them away,” Radvansky explains.“Recalling the decision...

   Memory loss,Doorway,Forget,Advice     2011-11-21 10:11:19

  Hadoop or Spark: Which One is Better?

What is Hadoop? Hadoop is one of the widely used Apache-based frameworks for big data analysis. It allows distributed processing of large data set over the computer clusters. Its scalable feature leverages the power of one to thousands of system for computing and storage purpose. A complete Hadoop framework comprised of various modules such as: Hadoop Yet Another Resource Negotiator (YARN MapReduce (Distributed processing engine) Hadoop Distributed File System (HDFS) Hadoop Common Thes...

   COMPARISON,HADOOP,SPARK     2018-11-22 07:08:57

  Are You a Good Programmer?

If someone asks you to recommend a good programmer, who comes to mind? Do you consider yourself a good programmer? What criteria do you use to judge? In thinking about this, I realized that there are different ways that a programmer can be good. So I present to you The Four Kinds of Good Programmers. And in celebration of Whyday, I include quirky Why-styled illustrations* for your viewing pleasure! The Philosopher The PhilosopherThe philosopher loves to write well-defined, well-structured...

   Programmer,Inventor,Philosopher,Conquero     2011-08-23 07:56:26

  10 Tools Every Software Developer Should Use in 2018

The main problem I noticed about most programmers is that even though they know about latest software development tools, they never really spend significant time to learn them well. As a programmer, I always try to learn new tools and latest technologies. At the same time, I also look to improve my knowledge of tools which I have been using for many years. Whether you're a front-end developer, full-stack programmer or part of a DevOps team, you should familiarize yourself with the latest develop...

   SOFTWARE DEVELOPMENT, SOFTWARE DEVELOPMENT TOOLS, PROGRAMMING TOOLS     2018-04-28 07:08:00

  Function Pointers in C are Underrated

The function pointer in C is, in my opinion, one of the most ignored gems of the language. It’s the kind of feature you rarely need, and then suddenly, one day, you find yourself in dire need of it, as evidenced by the real-life use-case below. If you don’t know what a function pointer is in the first place, here’s the meat of it: it gives you the ability to pass a function around like a normal variable. If you know Python / Ruby / Lisp, you might know it by the name...

   C,Pointer,Analysis     2012-03-24 05:23:09

  How to Set Spring profile With Example

Technology:  Spring Profiles provides a way to isolates the parts of application configuration, it will make available only in certain environments. It is mainly useful it wants to load spring beans based on environment configuration, for example if the operating system is windows we can load some specific spring beans, if it is other than load different spring beans. One more scenario where spring profiles widely used, like for QA environment we will use some database which is hosted local...

   JAVA,PROFILE,SPRING,DEVELOPMENT,APPLICATIONS     2018-07-20 01:17:23

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