Bash Examples

Advanced Bash Scripting Guide is a tutorial book for Shell scripting. This book is widely used and comprehensive, with a total of 1012 pages covering almost every aspect of the shell script. It contains 376 rich commentary examples, multiple tables, and cross linking index/glossary. This book is not just a shell script tutorial, it also provides a strong interface for basic programming techniques, such as sorting and recursion. Advanced Bash Scripting Guide version 6.4 has added two ...

Overview distcp (Distributed copy) is a tool for copying within and between clusters of large clusters. It uses Map/reduce to implement file distribution, error handling and recovery, and report generation. It takes the list of files and directories as input to the map task, and each task completes a copy of some of the files in the source list. Because of the use of the Map/reduce method, the tool has a special place in semantics and execution. This document provides guidance for common DISTCP operations and describes its working model. Use method Basic Use Method D ...

"Editor's note" Vidar Hokstad is very experienced in Docker use, especially in the absence of data loss, the use of Docker to create a repeatable build on the experience, in this blog, he summed up the development of the Docker container 8 modes. Docker is now my favorite tool, and in this article I will outline some of the patterns that recur during my use of Docker. I do not expect them to bring you many surprises, but I hope that these can be useful to you, I am very willing to communicate with you in the use of ...

Beijing time July 8 0 o'clock, Blizzard released a new note, introduced in the next information film "Cataclysm" (Complex: "Holocaust and Rebirth", Jane tentatively: "Cataclysm") in the talent and the system will change. The full text points are as follows: Each talent tree is reduced to a maximum of 31 points of talent.　　(Go back to Level 60) level 10 First select the tree of talent, just let you point talent. When you choose a gift, you get a unique skill and a passive bonus. (such as the 10-class on the dual-holding and so on) after choosing the talent tree, the vice talent turned gray, only when the main talent point full 31 points, ...

Original: http://hadoop.apache.org/core/docs/current/hdfs_design.html Introduction Hadoop Distributed File System (HDFS) is designed to be suitable for running in general hardware (commodity hardware) on the Distributed File system. It has a lot in common with existing Distributed file systems. At the same time, it is obvious that it differs from other distributed file systems. HDFs is a highly fault tolerant system suitable for deployment in cheap ...

READ: Before the popularity of social media, some brands have become famous in this area, and fans are not unreasonable in their pursuit of these brands on Twitter, Facebook and other social networks. Obviously, these brands have a way of success that we cannot learn. Any social media manager would dream of having millions of listeners. We often fantasize about the wonderful scene: Thousands of fans are enthusiastically commenting, praising, and sharing our "gods", and we just have to watch our fans multiply. All right...

Local network (compilation/Oriental exotic) after the last disclosure of various equipment changes, the official received the support of players from all over the world and valuable advice.　　Officials today announced a huge amount of content as they marched into South Korea's biggest game fair, Gstar2010.　　Due to the content of the vast East 3 chapters (heraldry, ethnic characteristics, PvP) to introduce this content.　　First, we introduce one of the new elements of Tera: The heraldry system is a skill-strengthening system consisting of a total of 300 of the heraldry. Reach Level 25 ...

In this article, we look at the most common use cases for setting up a high-availability (HA) and load-balanced environment: Load balancing enables you to http://www.aliyun.com/zixun/aggregation/13999.html "> Workloads are dispersed across multiple instances, increasing throughput and achieving redundancy. Use case: Load level across two WEB servers running Apache HTTP Server or IBM HTTP server ...

Gtkdialog is a guihttp://www.aliyun.com/zixun/aggregation/18378.html > Graphical user interface creation tool that can be used with any annotation device. The tool enables programmers to describe a graphical user interface for a simple XML language and create any annotation callback function that supports files, standard I/O, and environment variables. It can also serve as an external program for an annotation, but can only be used as an independent application framework to provide Stan ...

WordPress is a popular web publishing software, most commonly used in blogs. Follow the instructions below to install WordPress on Ubuntu6.06 (Dapper Drake). WordPress runs on lamp (Linux, Apache, MySQL, PHP) suite applications. First you need to install and configure lamp. WordPress is a use of PHP language development of the blog platform, users can support PHP and MySQL database server set up their own ...