大约有 12,000 项符合查询结果（耗时：0.0269秒） [XML]
Python circular importing?
...on circular imports. Circularly imports usually work if you do just import foo rather than from foo import Bar. That's because most modules just define stuff (like functions and classes) that runs later. Modules that do significant things when you import them (like a script not protected by if __nam...
Javascript Array of Functions
...n: b") }
var c = function(){ console.log("this is function: c") }
var foo = [a,b,c];
while (foo.length){
foo.shift().call();
}
share
|
improve this answer
|
f...
Maven Run Project
... Does this actually work? I've tried it as both: <exec.mainClass>${foo.bar.SomeMainClass}</exec.mainClass> and <exec.mainClass>foo.bar.SomeMainClass</exec.mainClass> and it doesn't work. Error is the same: [ERROR] Failed to execute goal org.codehaus.mojo:exec-maven-plugin:1...
How can I use jQuery to make an input readonly?
...
Given -
<input name="foo" type="text" value="foo" readonly />
this works - (jquery 1.7.1)
$('input[name="foo"]').prop('readonly', true);
tested with readonly and readOnly - both worked.
...
What __init__ and self do on Python?
...:
def __init__(self):
self.x = 'Hello'
def method_a(self, foo):
print self.x + ' ' + foo
... the self variable represents the instance of the object itself. Most object-oriented languages pass this as a hidden parameter to the methods defined on an object; Python does not...
What's the correct way to sort Python `import x` and `from x import y` statements?
...d be ordered lexicographically within these groups, ignoring case:
import foo
from foo import bar
from foo.bar import baz
from foo.bar import Quux
from Foob import ar
share
|
improve this answer
...
How to map with index in Ruby?
... I believe this is the better answer, because it will work with map! foo = ['d'] * 5; foo.map!.with_index { |x,i| x * i }; foo #=> ["", "d", "dd", "ddd", "dddd"]
– Connor McKay
Feb 27 '14 at 21:47
...
What are 'closures' in .NET?
...gate int testDel();
static void Main(string[] args)
{
int foo = 4;
testDel myClosure = delegate()
{
return foo;
};
int bar = myClosure();
}
At the end of it, bar will be set to 4, and the myClosure delegate can be passed around to b...
How do I get the parent directory in Python?
... this solution is sensitive to trailing os.sep. Say os.sep=='/'. dirname(foo/bar) -> foo, but dirname(foo/bar/) -> foo/bar
– marcin
Sep 10 '12 at 13:28
6
...
What is the use of static constructors?
... we had this class:
class ScopeMonitor
{
static string urlFragment = "foo/bar";
static string firstPart= "http://www.example.com/";
static string fullUrl= firstPart + urlFragment;
}
When you access fullUr, it will be "http://www.example.com/foo/bar".
Months later you're cleaning up y...