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SEARCH KEYWORD -- ENTERPRISE APPLICATION

  Resolve stylesheet_link_tag fails to work in Ruby on Rails

When developing Ruby On Rails application, developers sometimes will see an unexpected behavior where the application cannot be loaded due to "TypeError: Object doesn't support this property or method" when invoking stylesheet_link_tag. The symptom looks like  And the Rails log will show something similar to below The error occurs because there is some problem finding the correct assets which are located in app/assets. To resolve the issue, you can following below steps. Add gem 'coffee-...

   RUBY ON RAILS,STYLESHEET_LINK_TAG,JAVASCRIPT_INCLUDE_TAG,TYPEERROR     2016-10-14 03:59:11

  What's on your Learning List?

How do you track and decide what topics you want to spend time learning? For a while, I didn’t have a real good solution. Something would trigger me to remember “Oh yeah! I really wanted to learn more about that”. I would spend the evening doing busy learning - it seemed like I was learning but I really wasn’t. Instead of trying to do Deliberate Practice, I’d fool myself into thinking I was investing my time wisely by reading blog posts and examples but no...

   Learning list,Conscious,Study,Programming     2011-12-05 12:44:39

  What and what not to log while debugging

Log is a critical part of an application. It serves as an eye to the programmer on how the application is working while debugging. Especially for applications running on production environment, if the application encounters problem and the problem cannot be reproduced on other environments, log will be extremely useful. While log is essential, but developers have to log smartly. Because if don't put log smartly, you may not get what you want while debugging or you may get too many...

   PROGRAMMING,DEBUG,LOG,SUPPORT     2016-03-14 08:09:03

  Google released a visual programming language Blockly

Google released a visual programming language Google Blockly, similar to the children programming language Scratch developed by MIT. You can build an application using some graphic objects, this is like playing LEGO toys. Eveny graphic object is a code block,  you can integrate them together to create simple functions, then you can combine some simple functions together to build a complete application. Users can drag blocks together to build an application. No typing required.This project...

   Google,Blockly,Visual programming language     2012-06-05 08:58:26

  Eclipse 4.4 is going to fully support Java 8

Eclipse is the most popular IDE for developing Java applications, but it seems lag behind the Java 8 release a couple of months ago. The current Eclipse is not supporting Java 8 and if you want to run Java 8 programs on it, you need to install a plugin. You can find the plugin at the Eclipse market place. Now Eclipse 4.4 is coming to us on 25th June and the code name for it is Luna. This new version of Eclipse introduces some new features which can ease developer's work, these features includin...

   Eclipse,Luna,Java 8     2014-06-18 05:00:37

  How to install Oracle database on Linux using response file

There are two ways to install Oracle database on Linux :1). Using GUI; 2). Using response file. In this post, the method for using response file will be introduced. To install Oracle, please first get the Oracle database installation file ready. It can be downloaded from Oracle OTN. You need to have an Oracle account before you can download them. And there are three major components of the Oracle database installation : 1). The installation itself; 2). The network configuration; 3). Database cre...

   LINUX,HOW TO,ORACLE DATABASE     2017-06-03 04:15:49

  Java API vs Framework

What is the difference between a Java Library and a framework? The two concepts are essentially important for a Java developer. The most important difference between a library and a framework is Inversion of Control. It means that when you call a library you are in control. But with a framework, the control is inverted: the framework calls you. (This is called the Hollywood Principle: Don’t call Us, We’ll call You.) This is pretty much the definition of a framework. Basicall...

   Difference,API,Framework,Library,Java     2011-12-19 13:40:33

  Database Testing – Practical Tips and Insight on How to Test Database

Database is one of the inevitable parts of a software application these days. It does not matter at all whether it is web or desktop, client server or peer to peer, enterprise or individual business, database is working at backend. Similarly, whether it is healthcare of finance, leasing or retail, mailing application or controlling spaceship, behind the scene a database is always in action. Moreover, as the complexity of application increases the need of stronger and secure database emerge...

   Database,Tips,Practice     2011-06-29 08:47:40

  Does mobile application need architecture design?

Looking back to the history of PC software development a dozen years ago there was no  software architecture design, the consequence of this was that there would be a high cost on software maintainability and scalability. Later, people recognized the importance of software architecture and started to make the concept of software architecture mature. Now almost all software will have architecture design which has been the consensus of the software development companies and developers.Simi...

   Software design,Architecture design,Mobile app     2012-04-12 11:14:37

  IDC lists top 6 myths, realities about open source

Summary: What are the top 6 myths? That open source software will enter every market, is inherently innovative, it improves faster than commercial software, that it has less lock-in, that it’s free and that it has little benefit if one is not involved in the community. IDC calls these ideas “myths” but acknowledges there’s more than a grain of truth to all of them At its Directions 2012 conference in Boston today, IDC rev...

   IDC,Open source,Reality,Free,Contribution     2012-03-16 08:47:53

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