类似于其他高级程序语言,Shell中case语句的作用也是作为多项选择使用,语法如下:
[plain]
case word in
pattern1)
Statement(s) to be execute if pattern1 matchs
;;
pattern2)
Statement(s) to b...
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其他好文 时间:
2014-06-11 07:09:18
阅读次数:
212
OCP 053:192.What is the purpose of the until
change option of the restore command?A. It allows you to select the SCN that you
want to restore to.B. It...
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其他好文 时间:
2014-06-10 13:10:23
阅读次数:
315
Given a string s consists of upper/lower-case alphabets and empty space characters '
', return the length of last word in the string.
If the last word does not exist, return 0.
Note: A word is...
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其他好文 时间:
2014-06-10 10:52:03
阅读次数:
180
An IO call issynchronousif, when you call it, it
does not return until the operation is completed, or until enough time has
passed that your network s...
分类:
编程语言 时间:
2014-06-10 10:07:56
阅读次数:
273
戳我去解题Given an array of strings, return all
groups of strings that are anagrams.Note: All inputs will be in
lower-case.Anagram(回文构词法)是指打乱字母顺序从而得到新的单词回文...
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其他好文 时间:
2014-06-10 08:44:13
阅读次数:
275
You are climbing a stair case. It takesnsteps
to reach to the top.Each time you can either climb 1 or 2 steps. In how many
distinct ways can you climb...
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其他好文 时间:
2014-06-10 08:41:34
阅读次数:
206
问题:
You are climbing a stair case. It takes n steps to reach to the top.
Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top?
分析:
该问题是符合斐波那契数列的,具体...
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其他好文 时间:
2014-06-10 08:19:31
阅读次数:
194
题目
You are climbing a stair case. It takes n steps to reach to the top.
Each time you can either climb 1 or 2 steps. In how many distinct ways can you climb to the top?
方法
从后往前求解...
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其他好文 时间:
2014-06-10 07:38:21
阅读次数:
171
首先介绍一下Power Designer:它是Sybase公司的CASE工具集,使用它可以方便地对管理信息系统进行分析设计,它几乎包括了数据库设计全过程。利用Power Designer可以制作数据流程图、概念数据模型、物理数据模型,还可以为数据仓库制作结构模型,对团队设计模型进行控制。它可以与许多流行的软件开发工具如PowerBuilder、Delphi、VB等相配合缩短开发时间以及使系统设计更...
分类:
数据库 时间:
2014-06-10 06:07:35
阅读次数:
367
php常量在php中使用define(string constant_name,mixed
value
,case_sensitive=true)来定义常量;define()函数参数说明:参数说明constant_name必选参数。常量名称,即标识符value必选参数。常量的值。case_sensi...
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其他好文 时间:
2014-06-09 18:35:14
阅读次数:
172