Useful Shell Scripts

Mirbsd Korn Shell (Mksh) is a successor to the pdkshhttp://www.aliyun.com/zixun/aggregation/7298.html "> Program development, Designed to generate a shell and script for good interactive use, the goal is to migrate to most similar nix operating systems. Mksh uses OpenBSD and Debian improvements, as well as revisions and enhancements to Miros, Freewrt, midn ...

Execline 1.1.2 Starting from this release, the Forx and Forbactickx Exit Loops command uses the same code when the-X option is used. This is useful when a loop test fails. Execline is a good scripting tool for developers who need to handle a large number of scripts, or that can execute many times, or to apply nested environments. Many people write shell scripts with bash, or "sh" (it generally, but not always refer to bash). Other shells also have execute shell scripts ...

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 ...

Company Smartphone Security (a) - From APK to Golden Ticket: Initial Probing, Getting Domain Admin Access from an Android Smartphone, and More ... This article describes the potential dangers of using a personal smartphone in an enterprise network, These cases are typical after the actual case has occurred. It turns out that it is not difficult to trick an employee into installing a malicious application, bypassing network protection, accessing corporate networks, elevating and obtaining confidential information. In addition, it turns out that bypassing all protection mechanisms (including anti-virus software) without being discovered ...

"Editor's note" Shopify is a provider of online shop solutions company, the number of shops currently serving more than 100,000 (Tesla is also its users). The main frame of the website is Ruby on rails,1700 kernel and 6TB RAM, which can respond to 8,000 user requests per second. In order to expand and manage the business more easily, Shopify began to use Docker and CoreOS technology, Shopify software engineer Graeme Johnson will write a series of articles to share their experience, this article is the department ...

To use Hadoop, data consolidation is critical and hbase is widely used. In general, you need to transfer data from existing types of databases or data files to HBase for different scenario patterns. The common approach is to use the Put method in the HBase API, to use the HBase Bulk Load tool, and to use a custom mapreduce job. The book "HBase Administration Cookbook" has a detailed description of these three ways, by Imp ...

Overview Hadoop on Demand (HOD) is a system that can supply and manage independent Hadoop map/reduce and Hadoop Distributed File System (HDFS) instances on a shared cluster. It makes it easy for administrators and users to quickly build and use Hadoop. Hod is also useful for Hadoop developers and testers who can share a physical cluster through hod to test their different versions of Hadoop. Hod relies on resource Manager (RM) to assign nodes ...

This series of articles is a learning record about the fundamentals of azure services development, and because of time constraints, the process of wishing to discuss and explore yourself is from scratch, to be able to develop basic programming for azure services. There may be a very deep topic relative to each topic, and I would like to have time to do it through other articles. 　　The positioning of this series is basically positioning, take 20-30 minutes, download the code first, follow the article, run to get the relevant experience. The previous article is about Azure queue storage, this is about ...

"Editor's note" Mature, universal let Hadoop won large data players love, even before the advent of yarn, in the flow-processing framework, the many institutions are still widely used in the offline processing. Using Mesos,mapreduce for new life, yarn provides a better resource manager, allowing the storm stream-processing framework to run on the Hadoop cluster, but don't forget that Hadoop has a far more mature community than Mesos. From the rise to the decline and the rise, the elephant carrying large data has been more ...

"Editor's note" Mature, universal let Hadoop won large data players love, even before the advent of yarn, in the flow-processing framework, the many institutions are still widely used in the offline processing. Using Mesos,mapreduce for new life, yarn provides a better resource manager, allowing the storm stream-processing framework to run on the Hadoop cluster, but don't forget that Hadoop has a far more mature community than Mesos. From the rise to the decline and the rise, the elephant carrying large data has been more ...