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How to get started on TDD with Ruby on Rails? [closed]

... What Ruby on Rails TDD 101 article should I read? I will start with a guide to testing rails applications. Also Railscast has some excellent screencasts about how to use different testing tools. What do I need to test? I will start with models, since they are...
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Tactics for using PHP in a high-load site

...p. Replicating to additional servers typically works well if you have more reads than writes. Sharding is a technique to split your data over many machines. Caching You probably don't want to cache in your database. The database is typically your bottleneck, so adding more IO's to it is typicall...
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Change font color for comments in vim

...r comments which is dark blue to slightly yellow color. It is difficult to read on the black background. Could you advise me how to change only this one color? I'm satisfied with the other colors. ...
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PHP 5: const vs static

... Old thread, but I would like to add something: check out php.net/manual/en/…, which explains static variables are very useful in singletons and recursive functions as well. Because you CAN change the value but the variable will ...
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How do you make Git ignore files without using .gitignore?

...ce in the different "ignore pattern sources" that Git consider: Patterns read from the command line for those commands that support them. Patterns read from a .gitignore file in the same directory as the path, or in any parent directory, with patterns in the higher level files (up to the root) bei...
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How expensive is the lock statement?

I've been experimenting with multi threading and parallel processing and I needed a counter to do some basic counting and statistic analysis of the speed of the processing. To avoid problems with concurrent use of my class I've used a lock statement on a private variable in my class: ...
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理解Python的 with 语句 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

...mple for this is the situation where you want to gain a handler to a file, read data from the file and the close the file handler. 有一些任务,可能事先需要设置,事后做清理工作。对于这种场景,Python的with语句提供了一种非常方便的处理方式。一个很好...
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Logging raw HTTP request/response in ASP.NET MVC & IIS7

... "key: value" request.InputStream // make sure to reset the Position after reading or later reads may fail For the response: "HTTP/1.1 " + response.Status response.Headers // loop through these "key: value" Note that you cannot read the response stream so you have to add a filter to the Output ...
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Diff Algorithm? [closed]

...e source code appears to follow the basic algorithm closely and is easy to read. There's also a bit on preparing the input, which you may find useful. There's a huge difference in output when you are diffing by character or token (word). Good luck! ...
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Is effective C++ still effective?

From what I saw in this post I decided to start reading the book Effective C++ . 3 Answers ...