大约有 40,000 项符合查询结果(耗时:0.0808秒) [XML]

https://stackoverflow.com/ques... 

Calculate distance between two points in google maps V3

...t data is google.maps.LatLng objects. If you just have raw data like {lat: __, lon: __} then you would instead use p1.lat, for example. – Don McCurdy Mar 24 '17 at 20:12 ...
https://stackoverflow.com/ques... 

How do getters and setters work?

...yClass { private $firstField; private $secondField; public function __get($property) { if (property_exists($this, $property)) { return $this->$property; } } public function __set($property, $value) { if (property_exists($this, $property)) { $this->$property ...
https://stackoverflow.com/ques... 

How can we run a test method with multiple parameters in MSTest?

...s .Cast<KeyValuePair<string, object>>() .Where(_ => _.Key.StartsWith("par")) .Select(_ => _.Value as string) .ToList(); } //usage [TestMethod] [TestProperty("par1", "http://getbootstrap.com/components/")] [TestProperty("par2", "http://www.wsj.com/eu...
https://stackoverflow.com/ques... 

Initializing a list to a known number of elements in Python [duplicate]

...x in xrange(N)] 10 loops, best of 3: 109 ms per loop >>> def fill_list1(): """Not too bad, but complicated code""" a = [None] * N for x in xrange(N): a[x] = x**2 >>> %timeit fill_list1() 10 loops, best of 3: 126 ms per loop >>> def fill_list2(): "...
https://stackoverflow.com/ques... 

IntelliJ IDEA JDK configuration on Mac OS

...hich java in terminal, it prints /Library/Java/JavaVirtualMachines/jdk1.7.0_45.jdk/Contents/Home/bin/java and then use Home dir path to input in IntelliJ idea dialog, like this /Library/Java/JavaVirtualMachines/jdk1.7.0_45.jdk/Contents/Home – Maxim Yefremov May...
https://stackoverflow.com/ques... 

Defining a function with multiple implicit arguments in Scala

...myFun(arg: String)(implicit p: (String, Int) ): Unit = { println(arg + p._1 + p._2) /*otherwise your actual code*/ } // These implicit conversion are able to produce the basic implicit (String,Int) Tuples implicit def idis(implicit is: String, ii: Int): (String,Int)= (is,ii) implicit def idi(s:...
https://stackoverflow.com/ques... 

Using 'return' in a Ruby block

...; } LocalJumpError: unexpected return from (irb):7:in `block in irb_binding' from (irb):2:in `call' from (irb):2:in `thing' from (irb):6 from /home/mirko/.rvm/rubies/ruby-1.9.1-p378/bin/irb:15:in `<main>' irb(main):009:0> thing { break 6 * 7 } => 4...
https://stackoverflow.com/ques... 

About catching ANY exception

... You can but you probably shouldn't: try: do_something() except: print "Caught it!" However, this will also catch exceptions like KeyboardInterrupt and you usually don't want that, do you? Unless you re-raise the exception right away - see the following example f...
https://stackoverflow.com/ques... 

In Python how should I test if a variable is None, True or False

...ry: result = simulate(open("myfile")) except SimulationException as sim_exc: print "error parsing stream", sim_exc else: if result: print "result pass" else: print "result fail" # execution continues from here, regardless of exception or not And now you can have a ...
https://stackoverflow.com/ques... 

How to convert DateTime? to DateTime

...this purpose. Using it you end up with this code. DateTime UpdatedTime = _objHotelPackageOrder.UpdatedDate ?? DateTime.Now; share | improve this answer | follow ...