LAMP Platform Deployment and Application

In the Internet, to provide a fully functional and extensible enterprise website server, not only HTTP server software, database system, but also dynamic web page program support are required.The LAMP platform integrates these services very well.As an enterprise operation and maintenance personnel, it is necessary to understand and master. Ove ...

Posted on Wed, 24 Jul 2019 10:10:00 -0700 by zipadee

Detailed explanation of ansible-playbook for ansible automatic operation and maintenance tools

http://www.yamllint.com/This blog article links up the first part: Installation of Ansible Automation Operation and Maintenance and Explanation of Common Modules Introduction to Playbook The playbook configuration file uses YAML grammar, which is concise and clear in structure. The playbook configuration file, similar to shell scripts, is a Y ...

Posted on Tue, 23 Jul 2019 03:32:22 -0700 by sathyan

Linux commands that Java developers must master

Confucius said, "If a worker wants to do his job well, he must first use his tools." “ Learning should be happy. In this paradise, I try to make myself use of simple and easy to understand (funny and interesting) expressions to explain knowledge or technology, and make the learning journey full of fun. This is the beginning of b ...

Posted on Sun, 21 Jul 2019 20:24:18 -0700 by ljCharlie

How to determine which thread in Java program consumes the most CPU resources

Articles Catalogue I. Windows Operating System 2. Linux Operating System: I. Windows Operating System Execute the Java program with the following code:public class Test { public static void main(String[] args) { new Thread(new Task()).start(); } static class Task implements Runnable { ...

Posted on Sun, 21 Jul 2019 04:22:46 -0700 by DaiWelsh

NodeJs concise tutorial

NodeJs concise tutorial will start from scratch to learn about NodeJs and help JS developers build a full stack development technology stack! This article is the fifth in a concise NodeJs tutorial, which will introduce the basic operations related to the NodeJs path module. The path module provides practical tools for processing file paths and ...

Posted on Fri, 19 Jul 2019 23:23:45 -0700 by tukon

Ubuntu package dependencies broken resolution unmet dependencies

How to Solve Unmet dependencies in apt-get 21:35:22, 0930, 2017 Jinguang Liu Read 16686 Copyright Statement: This is an original article created by a blogger and may not be reproduced without the permission of the blogger.https://blog.csdn.net/u010096900/article/details/78145423 brief introducti ...

Posted on Fri, 19 Jul 2019 18:33:24 -0700 by theBond

Case 3. Adding multiple users in batches

The need to create users in batches is not very useful in production environments, but it is often seen in interviews. Requirement: 1) Batch increase of 100 users 2) User name user_01-user_100 3) Set a random password for all users. The password is 12 bits long and needs to contain upper and lower case letters and numbers. 4) and save the user ...

Posted on Fri, 19 Jul 2019 06:11:12 -0700 by hamza

Disk Management

Disk management 1. df command Unit introduction: Examples of df main parameters: 2. du command Examples of main parameters of du: 3. Disk partition fdisk command Examples of the main parameters of fdisk: 4. Disk formatting mke2fs command Examples of mke2fs main parameters: mkfs command Examples ...

Posted on Thu, 18 Jul 2019 22:27:42 -0700 by langemarkdesign

grep Learning of Three Swordsmen in Linux

grep Learning of Three Swordsmen in Linux grep Globally search a regular expression and print sh.5 1 #!/bin/bash 2 3 4 read -t 30 -p "Please input your name " name 5 echo KaTeX parse error: Expected 'EOF', got '\n' at position 100: ... echo -e "\̲n̲" 10 ...age" 11 12 13 read -t 30 ...

Posted on Thu, 18 Jul 2019 22:14:38 -0700 by matt_4013

Generation and cleanup of linux c zombie processes

Generation and cleanup of linuxc zombie processes What is a zombie process A zombie process is one in which the parent process has exited (the parent process has not waited (call wait/waitpid) and becomes a zombie process without process acceptance after dead. How does the zombie process come about When a process calls the exit command to end i ...

Posted on Wed, 17 Jul 2019 09:27:49 -0700 by zippers24