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【研究中】高德地图API研究及接入 - App应用开发 - 清泛IT社区，为创新赋能！
...l.source.XYZ({
url: 'http://wprd0{1-4}.is.autonavi.com/appmaptile?lang=zh_cn&size=1&style=7&x={x}&y={y}&z={z}'
})
})
],
view: new ol.View({
center: ol.proj.fromLonLat([116.405249, 39.904202]), // 北京天安门坐标
zoom: 13
})
});
显示地图：上...
Difference between String replace() and replaceAll()
What's the difference between java.lang.String 's replace() and replaceAll() methods,
other than later uses regex? For simple substitutions like, replace . with / ,
is there any difference?
...
Google Gson - deserialize list object? (generic type)
...
Method to deserialize generic collection:
import java.lang.reflect.Type;
import com.google.gson.reflect.TypeToken;
...
Type listType = new TypeToken<ArrayList<YourClass>>(){}.getType();
List<YourClass> yourClassList = new Gson().fromJson(jsonArray, listType);...
How to Replace dot (.) in a string in Java
...laces a literal . with /*/
http://docs.oracle.com/javase/7/docs/api/java/lang/String.html#replaceAll(java.lang.String,%20java.lang.String)
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Calling Java from Python
...bject = java_object.doThat()
other_object.doThis(1,'abc')
gateway.jvm.java.lang.System.out.println('Hello World!') # call a static method
As opposed to Jython, one part of Py4J runs in the Python VM so it is always "up to date" with the latest version of Python and you can use libraries that do no...
Set Django IntegerField by choices=… name
...return self.name
def __int__(self):
return self.value
class Language(ChoiceEnum):
Python = 1
Ruby = 2
Java = 3
PHP = 4
Cpp = 5
# Uh oh
Language.Cpp._name_ = 'C++'
This is pretty much all. You can inherit the ChoiceEnum to create your own definitions and use them...
Best practice for localization and globalization of strings and labels [closed]
...t
I believe many solutions already exist for this problem in server-side languages such as ASP.Net/C#.
I've outlined some of the major aspects of the problem
Issue: We need to load data only for the desired language
Solution: For this purpose we save data to a separate files for each language...
Consistency of hashCode() on a Java string
... implementation remaining the same, it's now documented behaviour for java.lang.String, so changing it would count as breaking existing contracts.
Wherever possible, you shouldn't rely on hash codes staying the same across versions etc - but in my mind java.lang.String is a special case simply beca...
How do I programmatically determine operating system in Java?
...rs, System.getProperty provides the raw data. However, the Apache Commons Lang component provides a wrapper for java.lang.System with handy properties like SystemUtils.IS_OS_WINDOWS, much like the aforementioned Swingx OS util.
...
Java executors: how to be notified, without blocking, when a task completes?
... methods
This class provides protected overridable beforeExecute(java.lang.Thread, java.lang.Runnable) and afterExecute(java.lang.Runnable, java.lang.Throwable) methods that are called before and after execution of each task. These can be used to manipulate the execution environment; for exampl...