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Python: print a generator expression?
...he generator expression into a list comprehension. It's the same thing and calling list() on it. So the way to make a generator expression into a list is to put brackets around it.
Detailed explanation:
A generator expression is a "naked" for expression. Like so:
x*x for x in range(10)
Now, you...
Get the full URL in PHP
...e Host header to reach the correct page but might let the page think it is called via another host using the HTTP_X_FORWARDED_HOST header. When the application uses this information (for whatever) it can be indeed a security problem as it allows you to promise something what isn't the case.
...
Yes/No message box using QMessageBox
...ault button with an extra argument (Qt "chooses a suitable default automatically" if you don't or specify QMessageBox::NoButton).
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ActiveModel::ForbiddenAttributesError when creating new user
...rmit(:what, :ever)
end
Update:
Here's a continuation project for CanCan called CanCanCan, which looks promising:
CanCanCan
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Check if a method exists
...also the static message instancesRespondToSelector:(SEL)selector
You would call it like this:
[MyClass instancesRespondToSelector:@selector(someMethod:withParams:)]
or like this:
[[myObject class] instancesRespondToSelector:@selector(someMethod:withParams:)]
This may be useful if you would lik...
What is the difference between __dirname and ./ in node.js?
....e. your working directory) when you use libraries like path and fs. Technically, it starts out as your working directory but can be changed using process.chdir().
The exception is when you use . with require(). The path inside require is always relative to the file containing the call to require.
F...
Java Enum Methods - return opposite direction enum
...a method that returns the opposite direction (the following is not syntactically correct, i.e, enums cannot be instantiated, but it illustrates my point). Is this possible in Java?
...
'Best' practice for restful POST response
...che the data by keeping objects of a model type in memory – which is typically done with the response for POST requests. And regarding browsers, the response on a POST request doesn't really hurt so long as there still is a GET api endpoint.
– Jeehut
Mar 16 '...
Android - Package Name convention
...com.stackoverflow.whatever.customname
something asp.net produces might be called
net.asp.whatever.customname.omg.srsly
something from mysubdomain.toplevel.com would be
com.toplevel.mysubdomain.whatever
Beyond that simple convention, the sky's the limit. This is an old linux convention for someth...
In Python, how do I index a list with another list?
... (using map and a lambda is even slower - to be expected, since it calls a function for each iteration)
– James Hopkin
Jun 18 '09 at 12:03
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