ss = 012345.78 print (ss.endswith ( . , 1,7)) the result is that True, has no doubt ~ but I inadvertently used the keyword argument to pass ss.endswith ( ., start=1, end=7) ss.endswith ( ., 1, end=7) * * did not expect to throw exceptio...
LocaleProviderdemomoment : ...
drawLine () { let wrapper = null if (this.tabindex == 1) { wrapper = document.querySelector("-sharpsignChart1").getContext("2d"); } else if (this.tabindex == 2) { wrapper = document.querySelector("-sharpsignChart...
problem description original question: how to solve the problem that the promise of es6 cannot execute reslove multiple times? the current problem: how to overwrite the previous problem if the constructor mode is called multiple times? the enviro...
when flask queries database confidence with sqlalchemy and displays it in pages @ops.route(" servers <int:page>", methods=["GET"]) def servers(page): if page is None: page = 1 page_data = ServerInfo.query.order...
problem description I want to write AJAX, on the page and pass the value in an input to the action, in controller and take out the call. Please give me some advice . the environmental background of the problems and what methods you have tried relat...