大约有 6,261 项符合查询结果（耗时：0.0158秒） [XML]
Best JavaScript compressor [closed]
... into the &&, || or ?/: operators when possible, etc.).
transforms foo["bar"] into foo.bar where possible
removes quotes from keys in object literals, where possible
resolves simple expressions when this leads to smaller code (1+3*4 ==> 13)
PS: Oh, it can "beautify" as well. ;-)
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Cast Double to Integer in Java
...
Like this:
Double foo = 123.456;
Integer bar = foo.intValue();
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Type safety: Unchecked cast
...tually no difference between a HashMap<String,String> and HashMap<Foo,Bar> for any other Foo and Bar.
Use @SuppressWarnings("unchecked") and hold your nose. Oh, and campaign for reified generics in Java :)
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How can I add reflection to a C++ application?
...ike this that make S.O. a great resource.
– fearless_fool
May 13 '14 at 16:00
5
Note that if you ...
curl POST format for CURLOPT_POSTFIELDS
...Y_RFC1738 ]]] )
Simple example from the manual:
<?php
$data = array('foo'=>'bar',
'baz'=>'boom',
'cow'=>'milk',
'php'=>'hypertext processor');
echo http_build_query($data) . "\n";
/* output:
foo=bar&baz=boom&cow=milk&php=hyper...
How to convert Nonetype to int or string?
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In Python 3 you can use the "or" keyword too. This way:
foo = bar or 0
foo2 = bar or ""
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How to return dictionary keys as a list in Python?
...le for quite some time, even in Python 2. In function calls you can do def foo(*args): print(args) followed by foo(*{1:0, 2:0}) with the result (1, 2) being printed. This behavior is specified in the Calls section of the reference manual. Python 3.5 with PEP 448 just loosened the restrictions on whe...
C++ - passing references to std::shared_ptr or boost::shared_ptr
...e count will be at least 1.
Class::only_work_with_sp(boost::shared_ptr<foo> sp)
{
// sp points to an object that cannot be destroyed during this function
}
So by using a reference to a shared_ptr, you disable that guarantee. So in your second case:
Class::only_work_with_sp(boost::share...
How to measure elapsed time in Python?
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Given a function you'd like to time,
test.py:
def foo():
# print "hello"
return "hello"
the easiest way to use timeit is to call it from the command line:
% python -mtimeit -s'import test' 'test.foo()'
1000000 loops, best of 3: 0.254 usec per loop
Do not try...
On showing dialog i get “Can not perform this action after onSaveInstanceState”
... DialogFragment dialogFragment = (DialogFragment) fm.findFragmentByTag("foo");
if (dialogFragment != null)
{
dialogFragment.dismiss();
}
dialogFragment = GenericPromptSingleButtonDialogFragment.newInstance("title", "message", "button");
dialogF...