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Make anchor link go some pixels above where it's linked to

...tion to offset from. EDIT 1: As was pointed out by @erb, this only works if you are on the page while the hash is changed. Entering the page with a #something already in the URL does not work with the above code. Here is another version to handle that: // The function actually applying the offset...
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Get PHP class property by string

... Like this <?php $prop = 'Name'; echo $obj->$prop; Or, if you have control over the class, implement the ArrayAccess interface and just do this echo $obj['Name']; share | impro...
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SQL Server - where is “sys.functions”?

...ys_functions_equivalent AS SELECT * FROM sys.objects WHERE type IN ('FN', 'IF', 'TF') -- scalar, inline table-valued, table-valued share | improve this answer | follow ...
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How to implement classic sorting algorithms in modern C++?

...:bind and _1 / _2 placeholder syntax. C++11 and beyond also have std::find_if_not, whereas C++98 needs std::find_if with a std::not1 around a function object. C++ Style There is no generally acceptable C++14 style yet. For better or for worse, I closely follow Scott Meyers's draft Effective Moder...
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How can I get the client's IP address in ASP.NET MVC?

....Current.Request.UserHostAddress; .. } } } BUT, if the request has been passed on by one, or more, proxy servers then the IP address returned by HttpRequest.UserHostAddress property will be the IP address of the last proxy server that relayed the request. Proxy servers MA...
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Mockito : how to verify method was called on an object created within a method?

... Dependency Injection If you inject the Bar instance, or a factory that is used for creating the Bar instance (or one of the other 483 ways of doing this), you'd have the access necessary to do perform the test. Factory Example: Given a Foo clas...
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What's the safest way to iterate through the keys of a Perl hash?

If I have a Perl hash with a bunch of (key, value) pairs, what is the preferred method of iterating through all the keys? I have heard that using each may in some way have unintended side effects. So, is that true, and is one of the two following methods best, or is there a better way? ...
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Why are iframes considered dangerous and a security risk?

Why are iframes considered dangerous and a security risk? Can someone describe an example of a case where it can be used maliciously? ...
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How do I get a consistent byte representation of strings in C# without manually specifying an encodi

...ow do I convert a string to a byte[] in .NET (C#) without manually specifying a specific encoding? 40 Answers ...
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Which is faster : if (bool) or if(int)?

The above topic made me do some experiments with bool and int in if condition. So just out of curiosity I wrote this program: ...