Let’s Develop

Implementing value-replacement and some i’m-not-sure-what-purpose computation on arrays. The biggest challenge remains the allocation of arrays with previously unknown size, but we know the pattern from before. Again, the solution are quite long for CodeHunt. ► All CodeHunt Episodes: http://goo.gl/WtTJ3L ► Let’s Develop! http://letsdeveloper.com ► Don’t Miss an Episode: http://goo.gl/whzDi1 […]

[LD] Code Hunt #36 – Search Sort – 12.06 to ...

October 7, 2014 in Code Hunt / Let's Develop by letsdeveloper

A good test suite is essential for safe refactoring. It is the only way to ensure that your modifications don’t break your code. Therefore, I start my refactoring by writing a test suite for Martin Fowler’s example program. I use EclEmma to check the coverage of the tests and to […]

[LR] Refactoring MovieRental #2 – A Covering Test Suite 1 ...

September 30, 2014 in Let's Develop by letsdeveloper

Refactoring is nothing to be afraid of. Know your tools and be rigorous about it and you will succeed. I chose the first example of Martin Fowler’s book “Refactoring” to demonstrate refactoring techniques in general and the respective tools available in Eclipse. In this episode, I discuss the target program […]

[LR] Refactoring MovieRental #1 – Problem Statement | Let’s Develop

September 23, 2014 in Let's Develop by letsdeveloper

How to check deep equality of arrays in Java? Got me confused, this one. But it helps to focus on the most simple tools we have available: Checking array length and concrete indexes. Finally got me through this one *sight*. ► All CodeHunt Episodes: http://goo.gl/WtTJ3L ► Let’s Develop! http://letsdeveloper.com ► […]

[LD] Code Hunt #31 – Arrays 2 – 11.03 [blind] ...

September 20, 2014 in Code Hunt / Let's Develop by letsdeveloper

Section final! Understanding the problem is not equivalent to being able to code it… took me some time to figure out how to do it right. But I got it and on goes the CodeHunt! ► All CodeHunt Episodes: http://goo.gl/WtTJ3L ► Let’s Develop! http://letsdeveloper.com ► Don’t Miss an Episode: http://goo.gl/whzDi1 […]

[LD] Code Hunt #33 – Arrays 2 – 11.07 [blind] ...

September 20, 2014 in Code Hunt / Let's Develop by letsdeveloper

It is amazing how helpful some meaningful parameter names can be. Solving these tasks is so much easier, because the names convey a scenario and the scenario implies a computation. ► All CodeHunt Episodes: http://goo.gl/WtTJ3L ► Let’s Develop! http://letsdeveloper.com ► Don’t Miss an Episode: http://goo.gl/whzDi1 «CodeHunt» An educational coding game […]

[LD] Code Hunt #32 – Arrays 2 – 11.04 to ...

September 20, 2014 in Code Hunt / Let's Develop by letsdeveloper

When you replace variables by constants, generality breaks. When you switch from Java to C# to Java, your solution is gone with the wind. How CodeHunt bugs make me find the mistake in my solution. Don’t miss it! ► All CodeHunt Episodes: http://goo.gl/WtTJ3L ► Let’s Develop! http://letsdeveloper.com ► Don’t Miss […]

[LD] Code Hunt #30 – Arrays 2 – 11.02 [blind] ...

September 20, 2014 in Code Hunt / Let's Develop by letsdeveloper

More challenging array tasks coming up! Apparently, the expectations for full skill rating drop down. Or is it me starting to program in the “right’ style? ► All CodeHunt Episodes: http://goo.gl/WtTJ3L ► Let’s Develop! http://letsdeveloper.com ► Don’t Miss an Episode: http://goo.gl/whzDi1 «CodeHunt» An educational coding game from Microsoft Research. https://codehunt.com […]

[LD] Code Hunt #29 – Arrays 2 – 11.01 [blind] ...

September 20, 2014 in Code Hunt / Let's Develop by letsdeveloper

The true strength of version control systems lies in collaboration. Together with my mate Sven I demonstrate how to exchange code changes through git. ► Let’s Develop With Git in Eclipse: http://goo.gl/phqnDe ► Let’s Develop! http://letsdeveloper.com ► Don’t Miss an Episode: http://goo.gl/whzDi1 «CodeHunt» For professional development, version control systems (VCS) […]

[LD] Git in Eclipse (EGit) #4 – Collaboration | Let’s ...

August 31, 2014 in Let's Develop by letsdeveloper