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When to use ' (or quote) in Lisp?
...nderstand what the special operator (quote) (or equivalent ' ) function does, yet this has been all over Lisp code that I've seen.
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How to compile a 64-bit application using Visual C++ 2010 Express?
... the Windows Software Development Kit version 7.1. Visual C++ 2010 Express does not include a 64 bit compiler, but the SDK does. A link to the SDK: http://msdn.microsoft.com/en-us/windowsserver/bb980924.aspx
Change your project configuration. Go to Properties of your project. On the top of the dialo...
How to check if APK is signed or “debug build”?
..., in android "release build" is signed APK. How to check it from code or does Eclipse has some kinda of secret defines?
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Delete all files in directory (but not directory) - one liner solution
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This is definitley the better answer, since it does not use an external lib!
– AlexWien
Jan 17 '13 at 20:20
10
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Putting an if-elif-else statement on one line?
I have read the links below, but it doesn't address my question.
Does Python have a ternary conditional operator? (the question is about condensing if-else statement to one line)
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Getting Checkbox Value in ASP.NET MVC 4
...r" />
<input type="hidden" value="false" name="Remember" />
How does it work:
If checkbox remains unchecked, the form submits only the hidden value (false)
If checked, then the form submits two fields (false and true) and MVC sets
true for the model's bool property
<input id="Remem...
Padding or margin value in pixels as integer using jQuery
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FYI: jQuery does add the 'px', so Ian's solution works and will also return an integer when passed into parseInt() -- and it doesn't require a plugin: parseInt($('a').css('margin-top').replace('px', ''))
– Peter Rus...
How to query MongoDB with “like”?
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Actually, it depends. If the query doesn't use an index, and must do a table scan, then it can certainly be expensive. If you're doing a 'starts with' regex query, then that can use an index. Best to run an explain() to see what's happening.
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Double exclamation points? [duplicate]
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That doesn't actually answer the question. The question asks: "foo.bar can be evaluated in an if as is because 0 === false already, so why go through the conversion?" Your answer explains that it ensures a Boolean type, but the OP...
What are the differences between Clojure, Scheme/Racket and Common Lisp?
...eve
Common Lisp has reader macros, which allow you to use new brackets (as does Racket, a descendant of Scheme).
Scheme and Clojure have hygienic macros, as opposed to Common Lisp's unhygienic ones
All of the languages are either modern or have extensive renovation projects. Common Lisp has gotten e...