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...
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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...
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其他好文 时间:
2014-07-16 20:44:52
阅读次数:
158
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", ...
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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...
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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...
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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...
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数据库 时间:
2014-07-09 20:29:12
阅读次数:
270
据某大牛说,Ansible比chef、puppet都好使。学习一下怎么样用ansible provisioning 一个vagrant管理的虚拟机,用来启动expressjs的服务器
创建一个呆呆的expressjs工程
$ express nodejs-ansible
$ cd nodejs-ansible
$ npm install
验证服务器可以work
$ npm st...
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Web程序 时间:
2014-07-09 11:02:55
阅读次数:
418
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 ...
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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...
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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