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Is there a way to instantiate objects from a string holding their class name?

...initializing or assigning to it. Have a look at its documentation here. Finally, the use of a raw function pointer is also a bit oldish. Modern C++ code should be decoupled from specific functions / types. You may want to look into Boost.Function to look for a better way. It would look like this the...
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Bring element to front using CSS

... I don't really remember the circumstances of my question clearly, but my problem was, that I understood what z-index does, but still it did not work. What I have learned from this answer is, that with z-index you have to take into cons...
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Nokogiri installation fails -libxml2 is missing

I always worked my way around Nokogiri installation issues by following the documentation in the " Installing Nokogiri " tutorial. ...
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How can I quantify difference between two images?

...s on the first image to edges on the second. Is there noise in the image? All sensors pollute the image with some amount of noise. Low-cost sensors have more noise. You may wish to apply some noise reduction before you compare images. Blur is the most simple (but not the best) approach here. What k...
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How to do a non-greedy match in grep?

... eegg: dot all modifier is also known as multiline. It's a modifier that changes the "." match behavior to include newlines (normally it doesn't). There's no such modifier in grep, but there is in pcregrep. – A. Wi...
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How to split a sequence into two pieces by predicate?

...predicate to split a list in two: span. The first one, partition will put all "true" elements in one list, and the others in the second list. span will put all elements in one list until an element is "false" (in terms of the predicate). From that point forward, it will put the elements in the sec...
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The point of test %eax %eax [duplicate]

...the arguments to CMP are equal. So, TEST %eax, %eax JE 400e77 <phase_1+0x23> jumps if the %eax is zero. share | improve this answer | follow | ...
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Reference: mod_rewrite, URL rewriting and “pretty links” explained

...rver doesn't have to be Apache, there are many other web servers which are all just programs which run persistently and are attached to a port which respond to HTTP requests. You can write one yourself. This paragraph was intended to divorce you from any notion that URLs directly equal files, which ...
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Is there a better alternative than this to 'switch on type'?

...Text = "Not sure what is hovered over")); The code for TypeSwitch is actually pretty small and can easily be put into your project. static class TypeSwitch { public class CaseInfo { public bool IsDefault { get; set; } public Type Target { get; set; } public Action<o...
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Templated check for the existence of a class member function?

... Although, I used the following for 'one' and 'two': typedef char Small; class Big{char dummy[2];} to ensure no ambiguity about platform dependent variable size. – user23167 Nov 2 '08 at 21:40 ...