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Why C# implements methods as non-virtual by default?

...rtual by default means that every function in the class can be plugged out and replaced by another, which is not really a good thing. Many people even believe that classes should have been sealed by default. virtual methods can also have a slight performance implication. This is not likely to be th...
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Why should eval be avoided in Bash, and what should I use instead?

Time and time again, I see Bash answers on Stack Overflow using eval and the answers get bashed, pun intended, for the use of such an "evil" construct. Why is eval so evil? ...
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What's the difference between faking, mocking, and stubbing?

...t I'm wondering if there are accepted definitions for faking , mocking , and stubbing for unit tests? How do you define these for your tests? Describe situations where you might use each. ...
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What's the difference between jquery.js and jquery.min.js?

What is the difference between jquery.min.js and jquery.js? 11 Answers 11 ...
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Why do indexes in XPath start with 1 and not 0?

Some colleagues and I were comparing past languages we had programmed in and were talking about our experience with VBScript with its odd features such as 1-based index instead of 0-based indexes like almost every other language has, the reasoning being that it was a language for users (e.g....
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Sending email through Gmail SMTP server with C#

... CVertex, make sure to review your code, and, if that doesn't reveal anything, post it. I was just enabling this on a test ASP.NET site I was working on, and it works. Actually, at some point I had an issue on my code. I didn't spot it until I had a simpler versio...
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What's the difference between “mod” and “remainder”?

My friend said that there are differences between "mod" and "remainder". 5 Answers 5 ...
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Gradients on UIView and UILabels On iPhone [duplicate]

... You could also use a graphic image one pixel wide as the gradient, and set the view property to expand the graphic to fill the view (assuming you are thinking of a simple linear gradient and not some kind of radial graphic). ...
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How to resize superview to fit all subviews with autolayout?

My understanding of autolayout is that it takes the size of superview and base on constrains and intrinsic sizes it calculates positions of subviews. ...
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What is the difference between single-quoted and double-quoted strings in PHP?

...le confused why I see some code in PHP with string placed in single quotes and sometimes in double quotes. 12 Answers ...