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Readonly and other things about C++
1. in c#readonly can be delayed to initialize in constructor.2. in c++totally no readonly.Many people have mastered c++ before c#. They are the manage...
分类:编程语言   时间:2015-04-14 00:33:59    阅读次数:158
SSH keys Generate
An SSH key allows you to establish a secure connection between your computer and GitLab.Before generating an SSH key, check if your system already has...
分类:其他好文   时间:2015-04-13 22:46:44    阅读次数:251
Oracle实用小技巧
1、 闪回 批注:delete “T_SPC_ROOM”表,但没有commit可以用以下命令还原回来。 flashback table MW_APP.T_SPC_ROOM to before drop2、处理特殊字符 批注:插入带有&等特殊时,Oracle提示为变量。有以下两种方法: select 'abc'||chr(38)||'efg' from dual; sel...
分类:数据库   时间:2015-04-13 11:06:29    阅读次数:287
LeetCode Partition List
Given a linked list and a value x, partition it such that all nodes less than x come before nodes greater than or equal to x. You should preserve the original relative order of the nodes in each of...
分类:其他好文   时间:2015-04-12 14:49:27    阅读次数:137
Spring的refresh()方法相关异常
如果是经常使用Spring,特别有自己新建ApplicationContext对象的经历的人,肯定见过这么几条异常消息: 1.LifecycleProcessor not initialized - call 'refresh' before invoking lifecycle methods via the context: ...... 2.BeanFactory not initial...
分类:编程语言   时间:2015-04-11 20:52:30    阅读次数:241
CSS设计指南之伪元素
1. :first-line 伪元素"first-line" 伪元素用于向文本的首行设置特殊样式。2.:first-letter 伪元素"first-letter" 伪元素用于向文本的首字母设置特殊样式:3. :before 伪元素":before" 伪元素可以在元素的内容前面插入新内容。4. :a...
分类:Web程序   时间:2015-04-11 14:46:35    阅读次数:163
BeanFactory not initialized or already closed - call 'refresh' before accessing beans解决办法
今天在写Spring程序时遇到了一个很常见的错误,而我以前好像一直没碰到过,今天才见到这个错误,经过研究解决了这个错误,犯这个错误真是不应该啊。log4j:WARN No appenders could be found for logger (org.springframework.core.en...
分类:数据库   时间:2015-04-10 01:19:51    阅读次数:264
error at ::0 formal unbound in pointcut
在使用声明方式的AOP编程中,遇到以下两个问题,解决方法如下: (1)error?at?::0 formal unbound in pointcut 解决方法:去掉函数通知函数中的参数,比如:将 @Before("execution(public void com.bjsxt.dao...
分类:其他好文   时间:2015-04-07 23:37:50    阅读次数:362
LeetCode --- 86. Partition List
题目链接:Partition List Given a linked list and a value x, partition it such that all nodes less than x come before nodes greater than or equal to x. You should preserve the original relative order of t...
分类:其他好文   时间:2015-04-07 23:33:18    阅读次数:292
linux监控脚本
1,网卡流量监控RateOfFlow.sh#!/bin/bash#while true;dotime=`date +%m"-"%d"-"%k":"%M`day=`date +%m"-"%d`rx_before=`ifconfig eth0|sed -n "7"p|awk '{print $2}'|c...
分类:系统相关   时间:2015-04-07 19:22:03    阅读次数:140
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