使用的python2.7,运行的时候出现了'ascii' codec can't encode characters in position 0-8: ordinal not in range(128)错误,通过搜索一些文章了解到是因为python系统使用的默认编码为ascii编码,但是代码运行中的...
分类:
Web程序 时间:
2014-12-13 23:17:49
阅读次数:
197
题目解题步骤对字符串进行处理,字符小写,去掉多余标点。对空字符串的情况进行判断。建立一个新的字符串对象,存入原字符串翻转后的结果如果这两个字符串相等,那么返回True,否则,返回False。我的答案第1版:class Solution: # @param s, a string # @return ...
分类:
移动开发 时间:
2014-12-13 17:52:21
阅读次数:
221
head [filename]head -n 11 [filename] -> First 11 lines head -c 20 [filename] -> First 20 characters head默认为显示前10行。tail [filename]tail -n 11 [filena...
分类:
系统相关 时间:
2014-12-13 13:21:23
阅读次数:
250
The API: int read4(char *buf) reads 4 characters at a time from a file.The return value is the actual number of characters read. For example, it retur...
分类:
其他好文 时间:
2014-12-13 06:13:49
阅读次数:
133
The API: int read4(char *buf) reads 4 characters at a time from a file.The return value is the actual number of characters read. For example, it retur...
分类:
其他好文 时间:
2014-12-13 06:07:23
阅读次数:
209
Given a string, find the length of the longest substring T that contains at most 2 distinct characters.For example, Given s = “eceba”,T is "ece" which...
分类:
其他好文 时间:
2014-12-13 06:07:09
阅读次数:
137
location ~ .*\.(gif|jpg|jpeg|png|bmp|swf)${ expires 30d; access_log off; valid_referers none blocked *.lee.com *.xing.com ; if ($invalid...
分类:
其他好文 时间:
2014-12-12 16:14:04
阅读次数:
214
Validate if a given string is numeric.Some examples:"0"=>true" 0.1 "=>true"abc"=>false"1 a"=>false"2e10"=>trueNote:It is intended for the problem stat...
分类:
其他好文 时间:
2014-12-12 14:33:25
阅读次数:
156
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. Fo...
分类:
其他好文 时间:
2014-12-12 11:49:07
阅读次数:
132
Given a string s and a dictionary of words dict, add spaces in s to construct a sentence where each word is a valid dictionary word.Return all such po...
分类:
其他好文 时间:
2014-12-12 06:38:58
阅读次数:
242