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test a file upload using rspec - rails

... 32 if you include Rack::Test*, simply include the test methods describe "my test set" do inclu...
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How to see top processes sorted by actual memory usage?

...t too much effort. Second, you want to find the processes that are eating all your memory; in top use the M command to sort by memory use. Feel free to ignore the VIRT column, that just tells you how much virtual memory has been allocated, not how much memory the process is using. RES reports how m...
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How to use chrome web inspector to view hover code

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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Check if a string contains a string in C++

... Actually, you can try to use boost library,I think std::string doesn't supply enough method to do all the common string operation.In boost,you can just use the boost::algorithm::contains: #include <string> #include <boo...
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Rails.env vs RAILS_ENV

...hen checking what env one is running in. What's preferred? Are they, for all intents and purposes equal? 5 Answers ...
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Extracting substrings in Go

... Denys SéguretDenys Séguret 321k6969 gold badges680680 silver badges668668 bronze badges ...
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GitHub relative link in Markdown file

...entation files, whether you view the documentation on GitHub itself, or locally, using a different markup renderer. You want examples of link definitions and how they work? Here's some Markdown for you. Instead of an absolute link: [a link](https://github.com/user/repo/blob/branch/other_file...
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Why should I implement ICloneable in c#?

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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How to append one file to another in Linux from the shell?

I have two files: file1 and file2 . How do I append the contents of file2 to file1 so that contents of file1 persist the process? ...
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Does SQLAlchemy have an equivalent of Django's get_or_create?

... That's basically the way to do it, there is no shortcut readily available AFAIK. You could generalize it ofcourse: def get_or_create(session, model, defaults=None, **kwargs): instance = session.query(model).filter_by(**kwargs).firs...