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Why is the minimalist, example Haskell quicksort not a “true” quicksort?
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The true quicksort has two beautiful aspects:
Divide and conquer: break the problem into two smaller problems.
Partition the elements in-place.
The short Haskell example demonstrates (1), but not (2). How (2) is done may not be obvious if you don't already know the technique!...
How to pass parameters to a partial view in ASP.NET MVC?
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How do you access the object? Model.firstName and their like throw an exception that object doesn't have a 'firstName' property
– ashes999
Apr 20 '13 at 1:22
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Not equal != operator on NULL
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<> is Standard SQL-92; != is its equivalent. Both evaluate for values, which NULL is not -- NULL is a placeholder to say there is the absence of a value.
Which is why you can only use IS NULL/IS NOT NULL as predicates for such situ...
Collapse sequences of white space into a single character and trim string
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OS X 10.7+ and iOS 3.2+
Use the native regexp solution provided by hfossli.
Otherwise
Either use your favorite regexp library or use the following Cocoa-native solution:
NSString *theString = @" Hello this is a long ...
ReferenceError: event is not defined error in Firefox
I've made a page for a client and I initially was working in Chrome and forgot to check if it was working in Firefox. Now, I have a big problem because the whole page is based upon a script that doesn't work in Firefox.
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How do I execute a program from Python? os.system fails due to spaces in path
...'re used more on unix where the general method for a shell to launch a command is to fork() and then exec() in the child.
– Brian
Oct 15 '08 at 11:14
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What is IP address '::1'?
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I use Windows Server 2008 Enterprise Edition 64-bit and no third-party firewall installed. I'm wondering why I cannot bind 127.0.0.1 to my socket while ::1 is available.
– Xaqron
Jan 6 '11 at 3:30
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Temporarily disable auto_now / auto_now_add
.../auto_now_add is not best choice. It is often more flexible to use default and/or override the save() method to do manipulation right before the object is saved.
Using default and an overridden save() method, one way to solve your problem would be to define your model like this:
class FooBar(model...
MySQL: Can't create table (errno: 150)
I am trying to import a .sql file and its failing on creating tables.
34 Answers
34
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How to change font face of Webview in Android?
... custom font. I'm using webview in developing an bilingual browser app for Android.
14 Answers
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