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93. Restore IP Addresses
【题目】 Given a string containing only digits, restore it by returning all possible valid IP address combinations. Example: 【题意】 给出一个string,返回符合要求的IP地址的集 ...
分类:其他好文   时间:2019-01-25 01:06:00    阅读次数:150
1050 String Subtraction (20 分)哈希 map
1050 String Subtraction (20 分) Given two strings S?1?? and S?2??, S=S?1???S?2?? is defined to be the remaining string after taking all the characters ...
分类:其他好文   时间:2019-01-24 18:56:24    阅读次数:152
java lang IllegalArgumentException Invalid character found
java.lang.IllegalArgumentException: Invalid character found in the request target. The valid characters are defined in RFC 7230 and RFC 3986 org.apach ...
分类:编程语言   时间:2019-01-24 13:24:54    阅读次数:186
Spring中通过java的@Valid注解和@ControllerAdvice实现全局异常处理。
通过java原生的@Valid注解和spring的@ControllerAdvice和@ExceptionHandler实现全局异常处理的方法: controller中加入@Valid注解: 接受entity中加入@NotNull注解:(验证还有很多,这里是举例说明) 全局处理工具类加入@Contr ...
分类:编程语言   时间:2019-01-24 00:21:05    阅读次数:1586
3. Longest Substring Without Repeating Characters - Medium
Given a string, find the length of the longest substring without repeating characters. Example 1: Input: "abcabcbb" Output: 3 Explanation: The answer ...
分类:其他好文   时间:2019-01-22 10:50:44    阅读次数:161
kuangbin专题十六 KMP&&扩展KMP HDU1238 Substrings
You are given a number of case-sensitive strings of alphabetic characters, find the largest string X, such that either X, or its inverse can be found ...
分类:其他好文   时间:2019-01-21 17:51:19    阅读次数:197
leetcode 3. Longest Substring Without Repeating Characters
Given a string, find the length of the longest substring without repeating characters. Example 1: Input: "abcabcbb" Output: 3 Explanation: The answer ...
分类:其他好文   时间:2019-01-21 00:31:01    阅读次数:136
All Permutations I - Medium
Given a string with no duplicate characters, return a list with all permutations of the characters. Examples Set = “abc”, all permutations are [“abc”, ...
分类:其他好文   时间:2019-01-19 16:25:31    阅读次数:211
LC 593. Valid Square
Given the coordinates of four points in 2D space, return whether the four points could construct a square. The coordinate (x,y) of a point is represen ...
分类:其他好文   时间:2019-01-16 17:23:28    阅读次数:155
Error: Cannot find a valid baseurl for repo: base
在搭建git服务器安装数据库的时候,执行命令 yum install Percona-Server-shared-55-5.5.45-rel37.4.el6.x86_64.rpm Percona-Server-client-55-5.5.45-rel37.4.el6.x86_64.rpm Perco ...
分类:Web程序   时间:2019-01-16 11:40:16    阅读次数:216
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