Tag：linux
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Time：2020-1-22
Continued: installation and interface preview of kibana 7. X (Alibaba cloud Ubuntu) System environment Operating system: Ubuntu 18.04 lts (Alibaba cloud) System IP #Intranet, private address 172. Inside. Inside. Inside #Public address 112. Outer. Outer. Outer Elasticsearch version: 7.2 Kibana version: 7.2 Logstash version: 7.2 Installation and configuration Official document: https://www.elastic.co/guide/ Logstash is different from […]
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Time：2020-1-22
Original: https://blog.fengjx.com Blog, tutorial Concurrent programming network makes the world have no hard to learn technology Grokonez various software development tutorial websites, including front end and back end Meituan technology blog How to ask questions the smart way Free programming books free Chinese books of computer programming Awesome programming books Coding interviews sword point offer, […]
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Time：2020-1-22
After using the ls-l command, we can see that there is a string similar to – rwxrwxrwx in front of the file, which represents the permissions of the fileThree groups of three bits R W x represent the readable (R) / writable (W) / executable permission (x) of the owner / group / others respectivelye. […]
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Time：2020-1-21
The installation of centos7 system on the server is totally different from that on the virtual machine. The virtual machine can directly mount IOS image. The server must use CD-ROM drive or USB drive to install the system. Here’s how to install centos7 on the server Environmental preparation Image: centos-7-x86_-dvd-1511.iso Server: Dell r720 System installation […]
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Time：2020-1-21
Preface As you all know, two very practical commands are provided in Linux shell to crawl the web page. They are curl and WGet. This article will give you a detailed introduction about the use of proxy IP by curl and WGet in Linux shell, and share them for your reference and study. Let’s have […]
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Time：2020-1-21
CD command is very familiar to you. Bash shell is often used to switch directories. Next, we can understand CD command directly through omnipotent man No manual entry for CD will be displayed. CD is one of the basic bash commands, so it should be man bashMan and man page will be introduced in Linux […]
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Time：2020-1-21
There is a project developed under Mac, NPM I is installed, everything is normal; Put this project on the Linux machine, install the NPM I package, and report a bunch of warnings: npm WARN optional SKIPPING OPTIONAL DEPENDENCY: [email protected]^1.2.7 (node_modules/chokidar/node_modules/fsevents): npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for [email protected]: wanted {“os”:”darwin”,”arch”:”any”} (current: {“os”:”linux”,”arch”:”x64″}) npm […]
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Time：2020-1-19
A recent Alibaba ECs, CentOS 7, involves some basic Linux instructions. Here is a summary of some commonly used instructions in the build environment. If you are familiar with these instructions, you can basically use CentOS for daily operations. For more information, please refer to the “camp — help” provided by the system, which is […]
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Time：2020-1-19
Create local warehouse and synchronize to remoteGit is a very powerful version management tool. In the next time, I will talk about the introduction of GIT: how to create a git warehouse locally and synchronize my local code to the remote. This tutorial is operated on the Mac. If your system is Linux, the operation […]
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Time：2020-1-18
Diversity should be one of the best features of Linux. Users can constantly try all kinds of favorite and fresh playing methods and tricks, and find out the most suitable application for themselves. Whether you are a new Linux person or not, the endless application and desktop environment may be too busy for us, especially […]
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Time：2020-1-18
Introduction to Linux alarm function Upper Code: #include <stdio.h> #include <unistd.h> #include <stdlib.h> #include <signal.h> int main(int argc, char *argv[]) { alarm(5); sleep(20); printf(“end!\n”); return 0; } After running for 5 seconds, the kernel issuesSIGALRMInformation, the process is terminated, so the result of the above procedure is: Alarm clock Of course, we can also define […]
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Time：2020-1-17
supervisor 1、 Install supervisor installation Note: all of the following operations are performed in centos7 1. Install centos7 extended software warehouse sudo yum install -y epel-release 2. Install Supervisor yum install -y supervisor 3. View the installation path rpm -ql supervisor 4. Modify and define INI file step1: Find the file of the supervisor’s configuration. […]
