Building Maintainable Software-java篇之Separate Concerns in Modules   In a system that is both complex and tightly coupled, accidents are inevitable. -Charles Perrow's Normal Accidents theory in one sentence Guideline: • Avoid large modules in order to…

Revisiting the code after some time has passed requires: • Time to relearn and understand the problem • Time to understand the code that is supposed to solve the problem As the application matures, many other things happen that require your code to b…

Building Maintainable Software-java篇之Couple Architecture Components Loosely There are two ways of constructing a software design: one way is to make it so simple that there are obviously no deficiencies, and the other way is to make it so complicated…

转自:https://dave.cheney.net/practical-go/presentations/qcon-china.html?from=timeline   1. Guiding principles If I’m going to talk about best practices in any programming language I need some way to define what I mean by best. If you came to my keynote…

原文: http://arne-mertz.de/2015/12/modern-c-features-override-and-final/ Today I write about a pair of less often discussed, less complicated features introduced in C++11, which are nevertheless useful. Both can provide some additional security and cla…

Java hashCode and equals methods can be tricky to implement correctly. Fortunately, all majors IDEs allow generating them. For example, this is how they look like for a class with two attributes when generated in Eclipse: 1 2 3 4 5 6 7 8 9 10 11 12 1…

点击查看Evernote原文. #@author: gr #@date: 2014-08-15 #@email: forgerui@gmail.com 记录一些标准规范.让自己的编码更可读,更可维护.(代码风格尽量统一) 一.Contents 1. tab or spaces 尽量使用spaces取代tab,tab键可能在不同编辑器缩进不同,导致混乱.把tab使用4个space代替. 2. 代码换行 如果一行超过80个字符,则需要进行换行.第二行应以第一行同一级的位置开始,如果这样太靠右,可以缩…

“Programs are meant to be read by humans and only incidentally( 顺便:偶然地:附带地) for computers to execute.” —Donald Knuth When a team is brought together(被放在一起) for the first time, everyone brings with them their own ideas about how code should be written…

1. Avoid conflict with Native Variable namespace…

一说到REST,我想大家的第一反应就是“啊,就是那种前后台通信方式.”但是在要求详细讲述它所提出的各个约束,以及如何开始搭建REST服务时,却很少有人能够清晰地说出它到底是什么,需要遵守什么样的准则. 在您将看到的这一篇文章中,我们将对REST,尤其是基于HTTP的REST服务进行详细地介绍.通过这些文章,您不仅可以了解到什么是REST,更能清晰地了解到您在编写REST服务时所需要遵守的各个守则,设计RESTful API时需要考虑的各种因素以及实现过程中可能遇到的问题等内容. REST示例 我…