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Why does Python use 'magic methods'?
I've been playing around with Python recently, and one thing I'm finding a bit odd is the extensive use of 'magic methods', e.g. to make its length available, an object implements a method, def __len__(self) , and then it is called when you write len(obj) .
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What is the most ridiculous pessimization you've seen? [closed]
We all know that premature optimization is the root of all evil because it leads to unreadable/unmaintainable code. Even worse is pessimization, when someone implements an "optimization" because they think it will be faster, but it ends up being slower, as well as being buggy, unmaintainable, etc...
Why does Enumerable.All return true for an empty sequence? [duplicate]
...s to determine if all the elements in the collection are "ABC".
If you run it, b will be true.
7 Answers
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How to fix “Incorrect string value” errors?
...rd random emails due to incorrect string value errors, I went though and switched many text columns to use the utf8 column charset and the default column collate ( utf8_general_ci ) so that it would accept them. This fixed most of the errors, and made the application stop getting sql errors when ...
What is the difference between the GNU Makefile variable assignments =, ?=, := and +=?
...= value
Normal setting of a variable, but any other variables mentioned with the value field are recursively expanded with their value at the point at which the variable is used, not the one it had when it was declared
Immediate Set
VARIABLE := value
Setting of a variable with simple expansion...
Relational table naming convention [closed]
...e of the wonderful things about Standards are:
they are all integrated with each other
they work together
they were written by minds greater than ours, so we do not have to
debate them.
The standard table name refers to each row in the table, which is used in the all verbiage, not the total con...
jQuery callback for multiple ajax calls
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Here is a callback object I wrote where you can either set a single callback to fire once all complete or let each have their own callback and fire them all once all complete:
NOTICE
Since jQuery 1.5+ you can use the deferred method as described in another answer:
$.wh...
Should one call .close() on HttpServletResponse.getOutputStream()/.getWriter()?
...ccess the response body via response.getOutputStream() or response.getWriter() . Should one call .close() on this OutputStream after it has been written to?
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IntelliJ does not show project folders
I have an issue with IntelliJ. It doesn't show any folders in my project view on the left.
My setting is "View As: Project"
How can I manage it so that the folders and packages are shown again?
I don't have any clue because I didn't change any options!
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Is it possible to style a select box? [closed]
...o <ol>'s and <option>'s to <li>'s, so that you can style it with CSS. Couldn't be too hard to roll your own.
Here's one: https://gist.github.com/1139558 (Used to he here, but it looks like the site is down.)
Use it like this:
$('#myselectbox').selectbox();
Style it like this:
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