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The Open–Closed Principle (OCP)
Martin Moene
03 February 2013 21:17:06 +00:00
Changing requirements and environments can require cascading changes through software. Nan Wang demonstrates how the Open-Closed principle can minimise changes.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Secrets of Testing WCF Services
Martin Moene
02 February 2013 20:41:38 +00:00
WCF services provide middleware for applications but can be hard to test. Steve Love describes a way to develop a testable app.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Editorial: Originally, Overload Didn’t Have an Editorial
Martin Moene
06 December 2012 20:31:42 +00:00
Frances Buontempo considers history, predictions about the future and how to shirk off writing an editorial.
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Web Annotation with Modified-Yarowsky and Other Algorithms
Martin Moene
05 December 2012 20:40:11 +00:00
Annotating text automatically requires word disambiguation. Silas Brown introduces the Yarowsky algorithm to help.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Complex Logic in the Member Initialiser List
Martin Moene
04 December 2012 20:43:23 +00:00
The syntactic form of the member initialiser list restricts the logic that it contains. Cassio Neri presents some techniques to overcome these constraints.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
-640K- 2^256 Bytes of Memory is More than Anyone Would Ever -Need- Get
Martin Moene
03 December 2012 20:35:24 +00:00
How fast can computers get? Sergey Ignatchenko provides us with some upper limits.
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Footprint on Modify
Martin Moene
02 December 2012 20:46:09 +00:00
Tracking history can be done in a variety of ways. Andy Balaam describes one technique with many advantages.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Valgrind Part 5 – Massif
Martin Moene
01 December 2012 20:49:20 +00:00
Poor performance can be caused by memory usage. Paul Floyd introduces Valgrind’s heap memory profiling tool Massif.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Editorial: Too Much Information
Martin Moene
06 October 2012 15:15:51 +01:00
Overload usually has an editorial. Frances Buontempo explains why she hasn’t had time to write one for this issue.
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Valgrind Part 4: Cachegrind and Callgrind
Martin Moene
05 October 2012 15:23:32 +01:00
When your application is slow, you need a profiler. Paul Floyd shows us how callgrind and cachegrind can help.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Universal References in C++11
Martin Moene
04 October 2012 15:40:20 +01:00
C++11 provides a new reference syntax, T&&. Scott Meyers explains that it doesn’t always mean ‘rvalue reference’.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
A DSEL for Addressing the Problems Posed by Parallel Architectures
Martin Moene
03 October 2012 15:55:50 +01:00
Programming parallel algorithms correctly is hard. Jason McGuiness and Colin Egan demonstrate how a C++ DESEL can make it simpler.
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Keep It Simple, Singleton!
Martin Moene
02 October 2012 17:14:41 +01:00
Naïve assumptions sound like a bad idea. Sergey Ignatchenko discusses how to spot good assumptions in the face of changing requirements.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Editorial: Allow Me To Introduce Myself
Martin Moene
06 August 2012 10:14:26 +01:00
Using data mining techniques to write an editorial.
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Valgrind Part 3: Advanced memcheck
Martin Moene
05 August 2012 21:30:11 +01:00
Valgrind provides several mechanisms to locate memory problems in your code. Paul Floyd shows us how to use them.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Black-Scholes in Hardware
Martin Moene
04 August 2012 21:36:49 +01:00
The Black-Scholes model is a financial model. Wei Wang outlines its design and implementation for those who want to understand how algorithms can be implemented in hardware.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Replace User, Strike Any Key?
Martin Moene
03 August 2012 22:40:45 +01:00
There is a common perception in the IT industry that the user is the primary source of all the problems. Sergey Ignatchenko asks if this is true.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Simple Mock Objects for C++11
Martin Moene
02 August 2012 22:44:56 +01:00
New C++11 features can be used to implement mock objects for unit tests. Michael Rüegg shows us how he does this in Mockator.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Large Objects and Iterator Blocks
Martin Moene
01 August 2012 22:49:10 +01:00
Arrays can cause memory issues in .Net. Frances Buontempo shows how iterator blocks can help to relieve the pressure.
Note: when you create a new publication type, the articles module will automatically use the templates user-display-[publicationtype].xt and user-summary-[publicationtype].xt. If those templates do not exist when you try to preview or display a new article, you'll get this warning :-) Please place your own templates in themes/yourtheme/modules/articles . The templates will get the extension .xt there.
Editorial: It’s Not What You Know, It’s Who You Know
Martin Moene
07 June 2012 22:04:58 +01:00
Most human endeavours are not solitary pursuits. Ric Parkin looks at the interconnection of everyone.