摘要：BufferedReader urltext = new BufferedReader(new InputStreamReader(inputstream, "utf-8")); 阅读全文

摘要：登录https://github.com/johannest/sticky并下载zip文件（sticky）。解压，在eclipse内，file--new--vaadin project 7，选择sticky-master文件夹后导入。 阅读全文

摘要：一、JSONObject和JSONArray的数据表示形式 JSONObject的数据是用 { } 来表示的， 例如： { "id" : "123", "courseID" : "huangt-test", "title" : "提交作业", "content" : null } 而JSONArra 阅读全文

摘要：警告：WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ require 阅读全文

摘要：一、定义一个接口类 public interface TicketViewModuleListener { void fieldsChanged(); void positionReceived(double latitude, double longitude);} 二、定义widget类并实现T 阅读全文

摘要：public static int getStoredTicketCount() { int result = 0; StorageMap s = new StorageMap(Storage.getLocalStorageIfSupported()); String ticketCount = s 阅读全文