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java 去掉java文件行号
只需要在编辑器里打开替换的对话框,输入^\d*\. 然后选择Regular expressions(正则表达式),点击Replace ALL(替换全部)。 例如sublime中,如图:...
分类:编程语言   时间:2014-05-15 07:10:40    阅读次数:330
[LeetCode]String to Integer (atoi)
Implement atoi to convert a string to an integer. Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below and ask yourself what are the possible input cases. Notes: It is intended for this problem to be specifi...
分类:其他好文   时间:2014-05-15 05:00:50    阅读次数:229
HDU4768:Flyer(二分)
Problem Description The new semester begins! Different kinds of student societies are all trying to advertise themselves, by giving flyers to the students for introducing the society. However, due ...
分类:其他好文   时间:2014-05-15 03:57:24    阅读次数:311
oracle中union和union all区别与性能分析
[ 概要 ] 经常写sql的同学可能会用到union和union all这两个关键词, 可能你知道使用它们可以将两个查询的结果集进行合并, 那么二者有什么区别呢? 下面我们就简单的分析下. [ 比较 ] union: 对两个结果集进行并集操作, 不包括重复行,相当于distinct, 同时进行默认规则的排序; union all: 对两个结果集进行...
分类:数据库   时间:2014-05-15 03:56:00    阅读次数:488
Ubuntu /boot paritiion clean up
1. Check the /boot partition size to decide if need clean up $ df 2. Check the current used Linux kernel $ uname -r 3. Check all Linux kernel to decide which ones to be removed $ ls /boot...
分类:其他好文   时间:2014-05-15 03:24:16    阅读次数:235
leetcode题目:Palindrome Partitioning 和Palindrome Partitioning II
题目一: Given a string s, partition s such that every substring of the partition is a palindrome. Return all possible palindrome partitioning of s. For example, given s = "aab", Return [ ...
分类:其他好文   时间:2014-05-14 15:10:01    阅读次数:293
JSP_include指令和<jsp:include>
包含三个文件:jsp_include.jsp, static.html, two.jsp 环境:tomcat7.0, myeclipse10 1.jsp_include.jsp goto two--> this examples show include works '/> '/> 2.static.html...
分类:Web程序   时间:2014-05-14 14:27:53    阅读次数:334
CareerCup之1.5 空格替换
原文: 1.5 Write a method to replace all spaces in a string with ‘%20’. 译文: 写一个函数,把字符串中所有的空格替换为%20 。...
分类:其他好文   时间:2014-05-14 14:09:29    阅读次数:310
Extjs树形控件入门
Extjs树形控件由Ext.tree.TreePanel类定义,控件的名称为TreePanel,TreePanel继承自Panel类,在Extjs中使用树形控件其实很简单.大家知道要使用Extjs必须引入他的库,所以我们要引入以下几个文件:ext-all.cssext-base.jsext-all....
分类:Web程序   时间:2014-05-14 10:52:18    阅读次数:339
Observer Pattern
MotivationWe can not talk about Object Oriented Programming without considering the state of the objects. After all object oriented programming is abo...
分类:其他好文   时间:2014-05-14 10:51:18    阅读次数:354
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