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What is the difference between tree depth and height?
This is a simple question from algorithms theory.
The difference between them is that in one case you count number of nodes and in other number of edges on the shortest path between root and concrete node.
Which is which?
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Git Blame Commit Statistics
How can I "abuse" blame (or some better suited function, and/or in conjunction with shell commands) to give me a statistic of how much lines (of code) are currently in the repository originating from each committer?
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How do I use reflection to call a generic method?
...generic = method.MakeGenericMethod(myType);
generic.Invoke(this, null);
For a static method, pass null as the first argument to Invoke. That's nothing to do with generic methods - it's just normal reflection.
As noted, a lot of this is simpler as of C# 4 using dynamic - if you can use type infere...
Moving from CVS to Git: $Id$ equivalent?
...and Git seemed like a reasonable choice. I have it up and running, and it works well so far. One aspect that I like about CVS is the automatic incrementation of a version number.
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iPad/iPhone hover problem causes the user to double click a link
...nd i noticed that all the mouse over events are translated in clicks...so for instance i have to do two clicks instead of one..(the first hover, than the actual click)
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Why are Perl 5's function prototypes bad?
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Prototypes aren't bad if used correctly. The difficulty is that Perl's prototypes don't work the way people often expect them to. People with a background in other programming languages tend to expect prototypes to provide a mechanism for checking that fun...
Going from a framework to no-framework [closed]
I've been developing in PHP for about 8 years as a hobby. In 2009, I picked up codeigniter and since then I've not managed to get a single project developed.
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Couldn't connect to server 127.0.0.1:27017
I'm getting the following error:
31 Answers
31
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PHP “php://input” vs $_POST
... understand is the benefits of using this vs the global method of $_POST or $_GET .
6 Answers
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Are +0 and -0 the same?
...mbers. From Wikipedia:
Signed zero is zero with an associated sign. In ordinary arithmetic, −0 = +0 = 0. However, in computing, some number representations allow for the existence of two zeros, often denoted by −0 (negative zero) and +0 (positive zero). This occurs in some signed number repr...