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468. Validate IP Address
Write a function to check whether an input string is a valid IPv4 address or IPv6 address or neither. IPv4 addresses are canonically represented in do ...
分类:其他好文   时间:2018-12-03 15:36:14    阅读次数:160
VM tools安装错误The path "" is not a valid path to the xx generic kernel headers.
VMWARE TOOLS安装提示THE PATH IS NOT A VALID PATH TO THE GENERIC KERNEL HEADERSI solved this problem, I guess. Perhaps the version.h does not exists at 3.7 ...
分类:其他好文   时间:2018-12-01 23:39:01    阅读次数:153
关于springboot上传文件报错:The temporary upload location ***is not valid
在运行springboot时 ,长时间运行后报错 the temporary uplaod location *** is not valid 查过资料后发现是centos对‘/temp’下文件自动清理的原因。 在springboot项目启动后 系统会在‘/temp’目录下创建几个目录 用于上传文件 ...
分类:编程语言   时间:2018-12-01 20:07:47    阅读次数:626
Tomcat v7.0 java.lang.IllegalArgumentException: Invalid character found in the request target. The valid characters are defined in RFC 7230 and RFC 3986
https://stackoverflow.com/questions/18819180/tomcat-7-0-43-info-error-parsing-http-request-header 未能解决上述问题。 Invalid character found in the request tar ...
分类:编程语言   时间:2018-12-01 18:28:37    阅读次数:335
Pycharm报错解决:error:please select a valid Python interpreter
问题描述: 之前PC上安装的是Python2,后来工作需要转成Python3了。然后在用pycharm运行Python2的程序时发现源程序运行报错(出去语法错误) error:please select a valid Python interpreter 问题原因: 在pycharm导入源项目的时 ...
分类:编程语言   时间:2018-11-30 00:41:55    阅读次数:2658
36. Valid Sudoku/37. Sudoku Solver - 数独问题-- backtracking 经典
题意: 经典的递归题, 要求:除了要求 横竖都填满 1~9外, 每个3*3也都要求满足 1~9 36. 数组可以部分填充, 问是否一个有效的 sudoku. 写了个好烧脑的 四重循环来check 3*3 的部分。 重点在于 用数组作为hash 。 然后对于 check 3*3 部分, 其实就是9个小 ...
分类:其他好文   时间:2018-11-25 12:03:08    阅读次数:224
proxmox 去除订阅提示
去掉登陆时是否订阅通知修改文件 /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js 搜索关键字 “You do not have a valid subscription for this server. Please visit w ...
分类:其他好文   时间:2018-11-24 23:52:55    阅读次数:984
Validate Binary Search Tree
Given a binary tree, determine if it is a valid binary search tree (BST). Assume a BST is defined as follows: The left subtree of a node contains only ...
分类:其他好文   时间:2018-11-24 14:45:43    阅读次数:125
【LeetCode】125. Valid Palindrome
Difficulty:easy More:【目录】LeetCode Java实现 Description Given a string, determine if it is a palindrome, considering only alphanumeric characters and ign ...
分类:其他好文   时间:2018-11-24 14:34:48    阅读次数:124
611. Valid Triangle Number
1. Question: 611. Valid Triangle Number https://leetcode.com/problems/valid-triangle-number/ Given an array consists of non-negative integers, your ta ...
分类:其他好文   时间:2018-11-22 23:57:15    阅读次数:305
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