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How to split a string in shell and get the last field
Suppose I have the string 1:2:3:4:5 and I want to get its last field ( 5 in this case). How do I do that using Bash? I tried cut , but I don't know how to specify the last field with -f .
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莱昂氏unix源代码分析 PDF - 文档下载 - 清泛网 - 专注C/C++及内核技术
...分 程序交换、基本输入/输出、
块设备 109
第四部分 文件和目录、文件系统、管道 133
第五部分 面向字符的特殊文件 181
下篇 莱昂氏UNIX源代码分析
前言 207
第1章 绪论 209
1.1 UNIX操作系统 209
1.2 公用...
MongoDB数据导出导入工具：mongoexport,mongoimport - 大数据 & AI - 清泛...
...d exit
-h [ --host ] arg mongo host to connect to ( <set name>/s1,s2 for sets)
--port arg server port. Can also use --host hostname:port
--ipv6 enable IPv6 support (disabled by default)
-u [ --username ] arg username
-p [ --password ] arg ...
Convert JavaScript string in dot notation into an object reference
...However, if that's not the case, consider if any of these apply:
case 1: As the primary method of working with your data (e.g. as your app's default form of passing objects around and dereferencing them). Like asking "how can I look up a function or variable name from a string".
This is...
Why is f(i = -1, i = -1) undefined behavior?
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Android requires compiler compliance level 5.0 or 6.0. Found '1.7' instead. Please use Android Tools
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R: += (plus equals) and ++ (plus plus) equivalent from c++/c#/java, etc.?
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110
No, it doesn't, see: R Language Definition: Operators
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How can I remove a specific item from an array?
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Procedure expects parameter which was not supplied
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