Get Bash

Bash (GNU bourne-again shell) is the default shell of many Linux platforms, in fact, there are many traditional Unix shell, like tcsh, CSH, Ash, BSH, Ksh, and so on, SHell script is roughly similar, When you learn a shell, the rest of the shell will soon start, and most of the time, a shell script can often be used on many kinds of shells. By learning how to use bash scripting ...

This method is urgently needed to record what time to try ^^ In Linux, you can use the crontab + php method: 1, the use of crontab-e edit the contents of regular tasks: xx: xx: xx Execute a test.php File 2, php file must be in the first line of the file, with the interpreter path (as perl do) #! / Usr / local / bin / php PHP implementation requires Apache support, she ...

How to install a custom Linux kernel Linux kernel is the heart of the http://www.aliyun.com/zixun/aggregation/13835.html ">ubuntu operating system." Ubuntu's own kernel usually contains all the drivers you need, but sometimes you want to tweak your kernel or if you need to recompile for specific reasons, this manual will help you. Like this less detailed document can actually be found in the kernel compilation Guide. Want to ...

I believe you have seen in many places "Docker based on Mamespace, Cgroups, chroot and other technologies to build containers," but have you ever wondered why the construction of containers requires these technologies? 　　Why not a simple system call? The reason is that the Linux kernel does not have the concept of "Linux container", the container is a user state concept. Docker software engineer Michael Crosby will write some blog posts and dive into Docke ...

You can use the flexibility inherent in the command shell of Linux to create scripting languages that help you simulate DOS commands in a Linux environment. 　　 　　The specific approach is as follows. If you are an IT support expert, you like the command of Windows very much, when you first use the Linux command line, you may soon find yourself confused. The DOS commands you've been familiar with for a long time don't exist in Linux. So you will find yourself facing a terrible task: to learn and be familiar with the whole ...

In the daily link to the Silicon Valley, the most fresh information! The "Silicon Valley" here refers to the typical and innovative business representatives abroad. 1. FBI director of the United States: Apple iOS 8 encryption function is not reasonable <http://tech.sina.com.cn/it/apple/2014-09-26/07519648558.shtml> Komi said: "I very much agree, We should get a search warrant from an independent judge before we can get the contents of anyone's wardrobe or smartphone. But ...

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 ...

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, ...

"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 ...

"Science and Technology" September 29 news, recently, small series has been sharing with you the torch of Light 2 Ash Mage and Berserker warriors of some experience, today will bring you a game in another ruthless role-the engineers add to the discussion. This engineer is not a small robot to go in front of the anti-strange, his wretched hiding behind the output skills, but can be like a soldier to charge into the monster heap, an indiscriminate violent roll face flow. The player who likes to be a fan of Zhang Fei in the battlefield will certainly have a preference for this role. Words do not say more, the following share with you some of the engineers ...