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Valid Palindrome
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example,"A man, a plan, a canal: Pana...
分类:其他好文   时间:2014-11-03 22:26:42    阅读次数:304
[Leetcode] Longest Substring Without Repeating Characters (C++)
题目:Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters...
分类:编程语言   时间:2014-11-01 23:10:30    阅读次数:279
python 中UnicodeEncodeError: 'ascii' codec can't encode characters in position 0-7: ordinal not in range(128)的解决方法
SyntaxError: Non-ASCII character '\xe6' in file出现这个问题是因为中文出现在了代码中,解决方法为在代码最上面添加:#coding:utf-8UnicodeEncodeError: 'ascii' codec can't encode characters...
分类:编程语言   时间:2014-10-30 13:13:13    阅读次数:229
Leet Code Longest Substring Without Repeating Characters
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 ...
分类:其他好文   时间:2014-10-30 11:46:27    阅读次数:188
Bad font rendering in Linux
Sometimes aliased/jagged fonts still exist after post-installation configuration. Following instructions may help to get them fixed to make characters...
分类:系统相关   时间:2014-10-30 01:38:11    阅读次数:211
统计NSString中英文字符串长度
计算NSString的字符长度,用length方法Returns the number of Unicode characters in the receiver,既是英文字符和中文汉字都是一个字符长度,如@“abcde我的”长度为7,而此长度和微博的输入字数实际上是不符的,在微博中,它的长度为5(...
分类:其他好文   时间:2014-10-29 23:43:10    阅读次数:282
[Leetcode]Valid Palindrome
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example,"A man, a plan, a canal: Pana...
分类:其他好文   时间:2014-10-29 12:44:21    阅读次数:171
cut命令
一、定义 正如其名,cut的工作就是“剪”,具体的说就是在文件中负责剪切数据用的。cut是以每一行为一个处理对象的,这种机制和sed是一样的。2、剪切依据cut命令主要是接受三个定位方法:第一,字节(bytes),用选项-b第二,字符(characters),用选项-c第三,域(fields),用选...
分类:其他好文   时间:2014-10-28 17:33:41    阅读次数:257
uniq 命令
uniq 命令 文字 uniq是LINUX命令 用途 报告或删除文件中重复的行。 语法 uniq [ -c | -d | -u ] [ -f Fields ] [ -s Characters ] [ -Fields ] [ +Characters ] [ InFile [ OutFile...
分类:其他好文   时间:2014-10-28 17:32:48    阅读次数:193
Valid Palindrome
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.//数字或字母For example,"A man, a plan, a cana...
分类:其他好文   时间:2014-10-27 20:55:25    阅读次数:178
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