大约有 45,000 项符合查询结果（耗时：0.0436秒） [XML]
Why does modern Perl avoid UTF-8 by default?
...ded as UTF‑8. Although once upon a time this pragma did other things, it now serves this one singular purpose alone and no other:
use utf8;
Declare that anything that opens a filehandle within this lexical scope but not elsewhere is to assume that that stream is encoded in UTF‑8 unless you tel...
Chain-calling parent initialisers in python [duplicate]
...l return the init method of your obj as if init in class X not been there. Now, if class X has two parents, and X.__init__ doesnt exist, the default behavior is to call init of only one of the parents, not both. This is effectively what super is doing... giving you one of the parents.
...
What is the most robust way to force a UIView to redraw?
...hy. the subclass in question gets passed the data and it's drawRect method now has everything it needs to render.
5 Answers...
class
... = 'foo' # new object, new singleton class
a.inspect # => "foo"
Now, to answer the question: class << self opens up self's singleton class, so that methods can be redefined for the current self object (which inside a class or module body is the class or module itself). Usually, this...
How can I listen for a click-and-hold in jQuery?
...timeoutId);
});
Edit: correction per AndyE...thanks!
Edit 2: using bind now for two events with same handler per gnarf
share
|
improve this answer
|
follow
...
How do I initialize a TypeScript object with a JSON object
...
@IngoBürk, I know I am asking this question 2 years later but how will this work on array of objects? The sample code above works fine for JSON object. how can it be used for array of objects?
– Pratik Gaikwad
...
How to get the parent dir location
...
I know the OP knows about dirname. It isn't obvious to everyone that applying dirname to a directory yields the parent directory.
– Marcelo Cantos
May 12 '10 at 9:09
...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
...ased my lockable script boilerplate (originally available at my wiki page, nowadays available as gist). Transforming that into one-instance-per-user is trivial. Using it you can also easily write scripts for other scenarios requiring some locking or synchronization.
Here is the mentioned boilerplat...
How does the algorithm to color the song list in iTunes 11 work? [closed]
...
Pretty awesome solution. Now need a port from Mathematica to Objective-C, that is a hard struggle.
– loretoparisi
Dec 3 '12 at 20:29
...
Use cases for the 'setdefault' dict method
...or them:
headers = parse_headers( msg ) # parse the message, get a dict
# now add all the optional headers
for headername, defaultvalue in optional_headers:
headers.setdefault( headername, defaultvalue )
share
...