1、删除原有“钥匙串访问”中疑是过期的的证书;2、在Member Center中Certificate中删除疑是有问题的Certificate,重新添加新的Certificate;3、在“钥匙串访问” - 证书处理 - 从证书颁发机构请求证书,生成新的CertificateSigningReques...
分类:
移动开发 时间:
2014-07-16 21:43:05
阅读次数:
489
Evaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may be an integer or another express...
分类:
其他好文 时间:
2014-07-16 20:44:52
阅读次数:
158
在Linux下执行svn add *时出现如下错误:svn: Valid UTF-8 data(hex: 4b)followed by invalid UTF-8 sequence(hex: fc 63 68 65)出现这个错误是因为svn库里有文件的名字不是utf-8编码的,这种情况对于中文来说很...
分类:
系统相关 时间:
2014-07-13 08:03:13
阅读次数:
324
Evaluate the value of an arithmetic expression in Reverse Polish Notation.
Valid operators are +, -, *, /.
Each operand may be an integer or another expression.
Some examples:
["2", "1", ...
分类:
其他好文 时间:
2014-07-10 19:39:53
阅读次数:
146
题目:Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example,"A man, a plan, a canal: P...
分类:
其他好文 时间:
2014-07-09 21:38:15
阅读次数:
207
题目:Given a string containing just the characters'(',')','{','}','['and']', determine if the input string is valid.The brackets must close in the corre...
分类:
其他好文 时间:
2014-07-09 21:12:58
阅读次数:
221
1、回车换行符chr(10)是换行符,chr(13)是回车,增加换行符select ' update ' || table_name ||' set VALID_STATE =''0A'';'||chr(13)||' commit;'from user_tables删除换行符select id,re...
分类:
数据库 时间:
2014-07-09 20:29:12
阅读次数:
270
Determine if a Sudoku is valid, according to:Sudoku Puzzles - The Rules.The Sudoku board could be partially filled, where empty cells are filled with ...
分类:
其他好文 时间:
2014-07-08 23:12:45
阅读次数:
298
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:
2014-07-06 16:45:00
阅读次数:
201
$sudo easy_install PILWARNING: '' not a valid package name; please use only.-separated package names in setup.py_imaging.c:75:20: fatal error: Python....
分类:
编程语言 时间:
2014-07-06 13:45:43
阅读次数:
256