/** * Created by xfyou on 2016/11/4. */ public class SubstringDemo { public static void main(String[] args) { String a = "Java is great."; System.out.println(a); System.out.println(a.substring(5)); System.out.println(a.substring(5, 7)); // Java的
1.问题1 执行下列SQL: sql = "select count(1) as totle from vhl_model_data a where a.OBTAIN_CREATE_TIME between to_date(?,'yyyymmsshh24mi') and to_date(?,'yyyymmsshh24mi');"; Oracle报“无效数字异常”:经过两个钟头的反复的检查,发现是由于自己粗心在上述语句结尾多写了个分号“;”导致.粗心害死人啊!真是囧! 2.问题2 ORA
#region Linq to 字符串char.IsUpper意思是判断是否大写 //string strDemo = "HelloWord!"; //var query = from n in strDemo // where char.IsUpper(n) // select n; //foreach (char c in que
// 判断一个字符是否是中文 public boolean isChinese(char c) { return c >= 0x4E00 && c <= 0x9FA5;// 根据字节码判断 } // 判断一个字符串是否含有中文 public boolean isChinese(String str) { if (str == null) return false; for (char c : str.toCharArray()) { if (isChinese(c)) retu
A. Two Substrings time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output You are given string s. Your task is to determine if the given string s contains two non-overlapping substrings "AB"