之前遇到的第一个问题是，使用php生成文字验证码时，总提示：Warning: imagettftext(): Could not find/open font in /var/www/html/touming.php on line 11或者The image "http://localhost/i...
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Web程序 时间：
2014-07-07 10:49:21
阅读次数：
206
openfire 安装报这个错误 A connection to the database could not be made. View the error message by opening the "\logs\error.log" log file, then go back to fix...
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数据库 时间：
2014-07-06 16:43:00
阅读次数：
284
Description
The citizens of Bytetown, AB, could not stand that the candidates in the mayoral election campaign have been placing their electoral posters at all places at their whim. The city counci...
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其他好文 时间：
2014-07-06 10:53:28
阅读次数：
185
portlet 在部署之后，报异常 - Could not initialize class com.liferay.util.portlet.PortletProps。
先简述一下 portlet.properties，开发 portlet 过程中，可自己定义类似于 portal.properties 的配置文件 - portlet.properties。
步骤如下：
1. 在 c...
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其他好文 时间：
2014-07-06 10:26:19
阅读次数：
285
Description: Given two strings, write a method to decide if one is a permutation of the other.We could use the same idea from CTCI 1.1. The only diffe...
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其他好文 时间：
2014-07-05 21:43:01
阅读次数：
231
Determine whether an integer is a palindrome. Do this without extra space.
Some
hints:
Could negative integers be palindromes? (ie, -1)
If you are thinking of converting the integer to string...
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其他好文 时间：
2014-07-05 10:44:29
阅读次数：
227
Follow up for problem "Populating Next Right Pointers in Each Node".What if the given tree could be any binary tree? Would your previous solution stil...
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其他好文 时间：
2014-07-03 20:34:46
阅读次数：
193
Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.3.2:Failure executing javac, but could not parse the error:**.jar时出错; error in...
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系统相关 时间：
2014-07-02 18:42:16
阅读次数：
276
项目要求NDK开发App程序，于是import了工程项目，搭好了环境，结果出现各种Type 'xxx' could not be resolvedMethod 'xxx' could not be resolved等等Semantic Error。但是工程本身并不存在错误，可以成功编译。解决方法：明...
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其他好文 时间：
2014-07-02 17:05:07
阅读次数：
278
题目
Given an array of integers, every element appears twice except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it witho...
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其他好文 时间：
2014-07-01 06:24:42
阅读次数：
204
