问题描述 求大神帮解决如下程序,最基本的C语言字符串类型,不用编太难(如下为问题要求,测试用例,输出用例) Background Given an m by n grid of letters and a list of words, find the location in the grid at which the word can be found. A word matches a straight, uninterrupted line of letters in the grid.
问题描述 JDBC连接数据库,求大神帮解决啊,我怎么也解决不了了... java.lang.ClassNotFoundException: oracle.jdbc.driver.OracleDriver at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680) at org.apache.catalina.loader.WebappClassLoader.loadClass(Web
问题描述 asp.net 报错,求大神帮解决 //这是业务类 public class userService { public static bool addUser(int id,string username,string password,string name,string tel,string addr,string email){ string myStr = ConfigurationManager.AppSettings["conStr"].ToString(); S