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leetcode第20题--Valid Parentheses
Problem:Given a string containing just the characters'(',')','{','}','['and']', determine if the input string is valid.The brackets must close in the ...
分类:其他好文   时间:2014-10-19 01:16:41    阅读次数:293
Validate Palindrome 验证回文字符串
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example, "race a car"isnota palindro....
分类:其他好文   时间:2014-10-17 06:26:33    阅读次数:239
leetcode:Valid Palindrome
1、注意空字符串的处理;2、注意是alphanumeric字符;3、字符串添加字符直接用+就可以; 1 class Solution: 2 # @param s, a string 3 # @return a boolean 4 def isPalindrome(self, ...
分类:其他好文   时间:2014-10-17 01:34:53    阅读次数:216
串口调试,提示the given port name does not start with COM/com异常解决办法,,发现是打印机在搞怪
串口测试时,用到串口,把打印机的拔下来,换上测试的,程序一打开就提示错误:the given port name does not start with COM/com or does not resolve to a valid serial port.(给定的端口名称未以 COM/com 开头或...
分类:其他好文   时间:2014-10-16 19:32:52    阅读次数:1119
robotframework 页面已经locate到元素 但是操作提示element is no longer valid!
目前还未解决,先记录一下。Text Edit*** Settings ***Library Selenium2Librarybaidu_xpath open browser http://10.11.20.117:9500/poc/ ie sleep 3 maximize browser windo...
分类:其他好文   时间:2014-10-16 13:02:42    阅读次数:934
MySQL5.6 on Windows 安装失败: String was not recognized as a valid DateTime
在Win7,32位上安装MySQL5.6.21时出现日期/时间格式错误, 如下图所示:错误描述为: String was not recognized as a valid DateTime.下面是解决办法: 参考: http://stackoverflow.com/questions/263...
分类:数据库   时间:2014-10-15 19:52:41    阅读次数:206
Longest Substring Without Repeating Characters
[leetcode] Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters for "abcabcbb" is "abc", which the length is 3. For "bbbbb" the longest substring is "b", with th...
分类:其他好文   时间:2014-10-15 11:42:20    阅读次数:224
leetcode - Valid Number
Validate if a given string is numeric. Some examples: "0" => true " 0.1 " => true "abc" => false "1 a" => false "2e10" => true Note: It is intended for the problem statement to be ambiguo...
分类:其他好文   时间:2014-10-15 11:19:20    阅读次数:173
Length of Last Word
[leetcode]Given a string s consists of upper/lower-case alphabets and empty space characters ' ', return the length of last word in the string....
分类:其他好文   时间:2014-10-15 11:06:50    阅读次数:205
angularjs 总结 (Form)
Forms 为了让form以及控件、ngModel富有样式,可以增加以下class: 通过在元素上添加repuired ?angularjs自动更具状态切换这些class ng-valid (验证成功) ng-invalid (验证失败) ng-pristine(从未输入过) ng-...
分类:Web程序   时间:2014-10-15 09:00:20    阅读次数:225
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