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Automatic Retina images for web sites

... There is a new attribute for the img tag that allows you to add a retina src attribute, namely srcset. No javascript or CSS needed, no double loading of images. <img src="low-res.jpg" srcset="high-res.jpg 2x"> Browser Support: http://caniuse.com/#search=srcset O...
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What's the best way to store a group of constants that my program uses? [closed]

...way to store them? I don't think I want an Enum , because the data is not all the same type, and I want to manually set each value. Should I just store them all in an empty class? Or is there a better way? ...
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Create MSI or setup project with Visual Studio 2012

I create a small application and I would like to create one MSI file. 8 Answers 8 ...
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Generating PDF files with JavaScript

... I've just written a library called jsPDF which generates PDFs using Javascript alone. It's still very young, and I'll be adding features and bug fixes soon. Also got a few ideas for workarounds in browsers that do not support Data URIs. It's licensed und...
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Formatting text in a TextBlock

...w do I achieve formatting of a text inside a TextBlock control in my WPF application? 6 Answers ...
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How do I verify a method was called exactly once with Moq?

How do I verify a method was called exactly once with Moq? The Verify() vs. Verifable() thing is really confusing. 3 A...
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What is the reason not to use select *?

I've seen a number of people claim that you should specifically name each column you want in your select query. 20 Answers ...
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How to detect when a UIScrollView has finished scrolling

...if it is decelerating though. If you pan slowly, then release, it doesn't call didEndDecelerating. – Sean Clark Hess Nov 1 '10 at 23:00 4 ...
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How to select rows from a DataFrame based on column values?

...have multiple values you want to include, put them in a list (or more generally, any iterable) and use isin: print(df.loc[df['B'].isin(['one','three'])]) yields A B C D 0 foo one 0 0 1 bar one 1 2 3 bar three 3 6 6 foo one 6 12 7 foo three 7 14 Note,...
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Fatal Error: Allowed Memory Size of 134217728 Bytes Exhausted (CodeIgniter + XML-RPC)

I have a bunch of client point of sale (POS) systems that periodically send new sales data to one centralized database, which stores the data into one big database for report generation. ...