HTML学习笔记

凌岩歌-贰拾肆: 我也是用Californium写的java代码，不能访问到这测试服务器地址，报错 这是报的异常 Exception in thread "main" java.lang.IllegalArgumentException: cannot resolve host name: wsncoap.org 这是代码: Request request = new Request(Code.GET); request.setURI("coap://wsncoap.org"); request.send(); Response response = request.getResponse();

凌岩歌-贰拾肆: 用Californium写的java代码不能访问到这测试服务器地址，为什么? 这是报的异常 Exception in thread "main" java.lang.IllegalArgumentException: cannot resolve host name: wsncoap.org 这是代码: Request request = new Request(Code.GET); request.setURI("coap://wsncoap.org"); request.send(); // Response response = request.waitForResponse(); Response response = request.getResponse();

我不是小秃头: 成功解决，谢谢

智能玩家a: 为什么要用tk，不用pymodbus？

weixin_38093093: 安装完后，还是提示“This extension needs the Copper application to send Coap-Messages. Please install the app (Chrome Web Store) and reload.”遇到过吗？