for example: var xhr = new XMLHttpRequest(); xhr.onreadystatechange = function () { if (xhr.readyState === 4) { document.getElementById( ajax ).innerHTML = xhr.responseText; } }; notice xhr.onreadystatechange is not camelCased...
the following is the code at both ends of getting methods in the class through the inspect library: Python2 >>> class A(object): ... def a(self): ... print( a ) ... @staticmethod ... def b(): ... print( b ) ....
<?php namespace first; function f1(){ echo f1-1 ; } namespace second; function f1(){ echo f1-2 ; } f1(); Why did you output F1-2? are they all in the same space? The principle of proximity? ...
package the angular code and upload it to the server. Refresh will report 404 Baidu, and add to aap.model.ts. providers: [{ provide: LocationStrategy, useClass: HashLocationStrategy, }] although it can solve the problem, it is added after url-shar...
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customized a Header component web AndroidAndroid studio is there anything that the great god knows? would like to give some guidance. ...