I’ve had widgets on my mind lately.Following definition via Wikipedia A web widget is a portable chunk of code that can be installed and executed within any separate HTML-based web page by an end user without requiring additional compilation. They are derived from the idea of code reuse.Other terms used to describe web widgets include: gadget, badge,module, capsule, snippet, mini and flake....
Software Engineering Tips for Startups
Software is at the very heart of any modern startup. The business ideas, new utilities for society and the next big thing all boil down to code. If the code is good, the startup has a chance. If the code is bad, no matter how brilliant the business people are the startup is not going to get far. 1. Must have code The working code proves...
15 Tools to Help You Develop Faster Web Pages
1. YSlow for Firebug YSlow grades a website’s performance based on the best practices for high performance web sites on the Yahoo! Developer Network. Each rule is given a letter grade (A through F) stating how you rank on certain aspects of front-end performance. It’s a simple tool for finding things you can work on such as reducing the...
What is REST?
Representational State Transfer (REST) is a software architectural style for distributed hypermedia systems like the world wide web. The best way to explain this, is an example. A REST application might define the following resources: http://example.com/users/http://example.com/users/{user} (one for each user)http://example.com/findUserFormhttp://example.com/locations/http://example.com/locations/{location}...
CMMi, what is the real value-added?
In Vietnam, until now, there are approximately 6 companies, mostly foreign-owned ones, having achieved CMM/CMMi appraisals with maturity level 3 or above, including:- FCGV (PSV): CMMi v1.1, maturity level 5- FPT Software: CMMi v1.1, maturity level 5- Global Cybersoft Vietnam (GCS): CMMi v1.1, maturity level 4- ELCA: CMMi v1.1, maturity level...
Use your time wisely
Most people complain that they never have enough time to take action on their goals. All they can think about, after work, is to watch TV, relax, and sleep because they feel so tired. I was the same. I have never considered the importance of time before. I would just laze around, watch TV, lie on bed, hang out with friends, chat, surf the...
List of Free Java Decompilers
List of all free downloadable decompilers for Java. They will convert class files back to readable initial Java source code.DJ Java Decompiler The aim of this project is to develope a decompiler for java which is platform independent and has options to obfuscate the class file also. The project takes class file as input and decompiles it and provides the source file. NavExpress DJ...
What's new in Java 6.0 - called Mustang.
Though there are no significant changes at the Language Level, though Mustang comes with a bunch of enhancements in the other areas like Core, XML and Desktop. Most of the features are applicable both to J2SE and J2EE Platforms.This article just highlights a few of the main language enhancements that Java 6 represents for the Java language and the developers that use it:• Common Annotations•...
Best Practices for Model-Driven Software Development
Model-driven software development no longer belongs to the fringes of the industry but is being applied in more and more software projects with great success. In this article, Sven Efftinge, Peter Friese, and Jan Köhnlein pass on, based on the experiences gathered in the past few years, their own contribution to its MDD's best practices.Best...
Java Software Quality - Tools and Techniques
Software quality metrics are good. Automated software quality metrics are better. John Smart, author of the about to be released book "Java Power Tools", will discuss a number of open source tools that can automate code quality and test coverage reporting to your project, and how to integrate them into your development process.More importantly, John will cover how these tools can be used...
Simple Sprint Backlog Example
You can use this Excel sample as a template for your own backlogs. Feel free to copy, reuse or even resell this example, though it would be very kind of you not to delete from the sheet the link to this site.Resource: Simple sprint backlog example (X...
Simple Product Backlog Example
This is a simple product backlog example for SCRUM. You can use this Excel example as a template for your own backlogs.Resource: Minimal product backlog template(X...
Test Driven Development - Best practices
Here are my practice when apply TDD, your idea is welcome: Write the simple test first, then write code. After that write test code for more complexity functionalityKeep test code as simple as possibleRun test immediately whenever complete writing codeIf spending much time for writing code, break the functionality into smaller ones and applying TDD for these piecesWhenever test code or productive...
Pair review process - It should be better than pair programming
I am a supporter of XP process with unit test, TDD etc practices without pair programming. I learned the XP practices last year, reading many articles with statistical data about the benefits of pair programming. I used to believe the pair programming is the good way to improve code quality, share knowledge and senior developers can teach junior guy via pair programming but I changed my...
How To Optimize Your Site With HTTP Caching
What is Caching? Caching is a great example of the ubiquitous time-space tradeoff in programming. You can save time by using space to store results. In the case of websites, the browser can save a copy of images, stylesheets, javascript or the entire page. The next time the user needs that resource (such as a script or logo that appears...
Mobile Development MindMap
Over time, I get many people emailing me asking how to start mobile development. Some are students and some are hobbyists. There are also many companies wondering where to start. The first step is to research all the various development routes. But what are they? I have put together a quick mind map to set people on their way…For more information:...
Different Types of OutOfMemoryError You Can Encounter in Your Java Application
Java applications throw “OutOfMemoryError” when the java virtual machine does not have sufficient memory for creating new objects. There are different types of “OutOfMemoryError” that can occur in your java applications. In this article, let’s see the different types of Out-Of-Memory-Errors that can happen in your java application, the possible causes and some solutions.The Different Types...
Make Your Java Applications Run Faster - Part 4 - Methods, Synchronization, Instantiation, Casting, Exceptions and Threads
In this final part of the series "Make Your Java Applications Run Faster Part" we shall see how you can optimize Methods, Synchronization, Instantiation, Casting, Exceptions and Threads.Method Call Optimization: There are two basic categories of methods: those that can be statically resolved by the compiler and the rest, which must be dynamically resolved at run time. To statically resolve...
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