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Why does the JVM still not support tail-call optimization?
...vm-prevent-tail-call-optimizations , there seems to be a prototype implementation and MLVM has listed the feature as "proto 80%" for some time now.
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What's wrong with nullable columns in composite primary keys?
...s in any of the columns that comprise a primary key. It appears that the same is true of most other "enterprise-level" systems.
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In Functional Programming, what is a functor?
I've come across the term 'Functor' a few times while reading various articles on functional programming, but the authors typically assume the reader already understands the term. Looking around on the web has provided either excessively technical descriptions (see the Wikipedia article ) or incred...
jQuery: Return data after ajax call success [duplicate]
I have something like this, where it is a simple call to a script that gives me back a value, a string..
5 Answers
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Understanding events and event handlers in C#
...tes. In C#, you can think of a delegate as a pointer (or a reference) to a method. This is useful because the pointer can be passed around as a value.
The central concept of a delegate is its signature, or shape. That is (1) the return type and (2) the input arguments. For example, if we create a d...
Making WPF applications look Metro-styled, even in Windows 7? (Window Chrome / Theming / Theme)
I like the window chrome on the new Office Suite and Visual Studio:
6 Answers
6
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Why should I prefer single 'await Task.WhenAll' over multiple awaits?
....WhenAll instead of multiple await ? e.g, is DoWork2 below a preferred method to DoWork1 (and why?):
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Python Infinity - Any caveats?
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You can still get not-a-number (NaN) values from simple arithmetic involving inf:
>>> 0 * float("inf")
nan
Note that you will normally not get an inf value through usual arithmetic calculations:
>>> 2.0**2
4.0
>>> _**2
16.0
>>> _**2
256.0
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What's the difference between :: (double colon) and -> (arrow) in PHP?
There are two distinct ways to access methods in PHP, but what's the difference?
6 Answers
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Which characters make a URL invalid?
...string contains valid URL characters, not if the string contains a well formed URL.)
– Leif Wickland
Dec 13 '11 at 19:28
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