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What it the significance of the Javascript constructor property?

Trying to bend by head around Javascript's take on OO...and, like many others, running into confusion about the constructor property. In particular, the significance of the constructor property, as I can't seem to make it have any effect. E.g.: ...
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Design patterns to avoid [closed]

... of people seem to agree, that the Singleton pattern has a number of drawbacks and some even suggest avoiding the pattern entirely. There's an excellent discussion here . Please direct any comments about the Singleton pattern to that question. ...
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Java - get pixel array from image

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What values should I use for CFBundleVersion and CFBundleShortVersionString?

This is my first iOS app submission and I don't want my app rejected. 7 Answers 7 ...
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Git log to get commits only for a specific branch

I want to list all commits that are only part of a specific branch. 11 Answers 11 ...
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How to prevent XSS with HTML/PHP?

How do I prevent XSS (cross-site scripting) using just HTML and PHP? 9 Answers 9 ...
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What does the JSLint error 'body of a for in should be wrapped in an if statement' mean?

I used JSLint on a JavaScript file of mine. It threw the error: 8 Answers 8 ...
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What are file descriptors, explained in simple terms?

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How to encode the filename parameter of Content-Disposition header in HTTP?

Web applications that want to force a resource to be downloaded rather than directly rendered in a Web browser issue a Content-Disposition header in the HTTP response of the form: ...
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image processing to improve tesseract OCR accuracy

I've been using tesseract to convert documents into text. The quality of the documents ranges wildly, and I'm looking for tips on what sort of image processing might improve the results. I've noticed that text that is highly pixellated - for example that generated by fax machines - is especially di...