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Extract subset of key-value pairs from Python dictionary object?
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If you're using Python 3, and you only want keys in the new dict that actually exist in the original one, you can use the fact to view objects implement some set operations:
{k: bigdict[k] for k in bigdict.keys() & {'l', 'm', 'n'}}
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Fluid width with equally spaced DIVs
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See: http://jsfiddle.net/thirtydot/EDp8R/
This works in IE6+ and all modern browsers!
I've halved your requested dimensions just to make it easier to work with.
text-align: justify combined with .stretch is what's handling the positioning.
display:inline-block; *display:inline; zoom:1 fixe...
Pointer expressions: *ptr++, *++ptr and ++*ptr
...ting not to the entire string, but only to the first character, 'H'. After all, p is a pointer to one char, not to the entire string. The value of p is the address of the 'H' in "Hello".
Then you set up a loop:
while (*p++)
What does the loop condition *p++ mean? Three things are at work here t...
Failed to load resource under Chrome
...sabled (ctrl+shift+n) and see if your page works now. Note that by default all extensions will be already disabled in incognito mode unless you've specifically set them to run (via chrome://extensions).
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How do I “source” something in my .vimrc file?
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Sourcing a file is 'executing' it. Essentially, each line of the file is considered a command. Sourcing it is the same as typing each command in order. You source with the command :source (usually shortened to :so).
So if you source myStuff.vim
:so myStuff.vim
an...
What is the use of interface constants?
...attern is a poor use of interfaces. That a class uses some constants internally is an implementation detail. Implementing a constant interface causes this implementation detail to leak into the class's exported API. It is of no consequence to the users of a class that the class implements a constant...
AutoMapper vs ValueInjecter [closed]
...ou that I did it because I wanted something simple and very flexible
I really don't like writing much or writing lots of monkey code like:
Prop1.Ignore, Prop2.Ignore etc.
CreateMap<Foo,Bar>(); CreateMap<Tomato, Potato>(); etc.
ValueInjecter is something like mozilla with it's plugin...
Biggest advantage to using ASP.Net MVC vs web forms
... Test Driven Development" over any other method ? I'm also confused how it allows RESTful urls when HttpContext.RewritePath Method (String) has been around since .NET 2.0 ?
– Mark Broadhurst
Sep 9 '10 at 15:48
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Why is exception handling bad?
...anguage has no exceptions as a design choice, and Linus of Linux fame has called exceptions crap. Why?
15 Answers
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Big-O summary for Java Collections Framework implementations? [closed]
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Collections Overview has a nice summary table.
Annotated Outline lists all of the implementations on one page.
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