Imagine a (literal) stack of plates. If the stack gets too high, it might topple. Therefore, in real life, we would likely start a new stack when the ...
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其他好文 时间:
2014-07-16 23:07:09
阅读次数:
196
Imagine a (literal) stack of plates. If the stack gets too high, it might topple. Therefore, in real life, we would likely start a new stack when the ...
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其他好文 时间:
2014-07-12 08:24:00
阅读次数:
258
Imagine a (literal) stack of plates. If the stack gets too high, it might topple. Therefore, in real life, we would likely start a new stack when the ...
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其他好文 时间:
2014-07-12 08:23:16
阅读次数:
231
Imagine a (literal) stack of plates. If the stack gets too high, it might topple. Therefore, in real life, we would likely start a new stack when the ...
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其他好文 时间:
2014-07-12 08:22:39
阅读次数:
181
You can Solve a Geometry Problem too
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 6997 Accepted Submission(s): 3385
Problem Desc...
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其他好文 时间:
2014-07-10 19:30:48
阅读次数:
256
经验:尽可能延后变量定义式的出现。这样做可增加程序的清晰度并改善程序效率。
示例:
//这个函数过早定义变量“encrypted”
std::string encryptPassword(const std::string &password){
using namespace std;
string encrypted;
if(password.length() < MinimumPasswordLength){
throw logic_error("Password is too short"...
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编程语言 时间:
2014-07-10 19:27:30
阅读次数:
253
在工作中,大家或许常常遇到Too many connections这个错误,这时作为DBA想进数据库管理都进不去,是非常尴尬的一件事情。当然有同学说可以修改配置文件,但是修改配置文件是需要重启mysqld的,这在业务繁忙的数据库服务器上是不允许的。所以紧急情况下可以采用如下的方法,比如下面的测试。[...
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其他好文 时间:
2014-07-10 16:49:29
阅读次数:
302
Desktop的API,用于切换或者系统桌面环境。扩展起来可以做一个锁屏程序或者多桌面程序。模块部分: 1 'desktop.bas 2 'too much struct and declare unused, shame~ 3 Public Declare Function GetThrea...
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其他好文 时间:
2014-07-10 14:50:31
阅读次数:
314
1、错误描述
The 'org.eclipse.jdt.ui.JavaAllCompletionProposalComputer' proposal computer from 'org.eclipse.jdt.ui' plug-in did not complete normally. The extension took too long to return from the 'c...
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系统相关 时间:
2014-07-09 10:25:44
阅读次数:
951
原文博客链接地址:数据库open报错ORA-01555: snapshot too old
今天正在东莞蜜月的时候,一个学生说他管理的测试库出问题了,无法open,我们先来看看是什么问题:
Recovery of Online Redo Log: Thread 1 Group 4 Seq 4 Reading mem 0
Mem# 0: /onlinelog/shr/re...
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数据库 时间:
2014-07-03 18:11:02
阅读次数:
329