how to use w

One, use W to view the system loadW, uptime View system load, 0.00 means 1 minutes load 0Cat/proc/cpuinfo View CPU CoresSecond, Vmstat command, view process, CPU, memory, swap, IO, systemR, SWPD, Si, so, Bi, bo, US, WADynamic display 5 times per

GitHub advocates a summary of Ruby coding styles, while github advocates ruby code. Source code layout: 1. All source files are UTF-8 encoded2. indent with two spaces3. Use Unix-style line breaks (\ n) and windows (\ r \ n ). You can use git config -

Method 1: Use a remote database to back up a local database. Local databases can also be backed up remotely. Mssql regular backup database method // method 1 use a remote database to back up local data. Local databases can also be backed up remotely.

Precautions for regular expressions and pattern in JS, regular expressions pattern Create a RegExp object: The regular expression can be used to create a direct amount, that is, the characters enclosed by the slash. However, in an environment where

Recently, I helped my friends build a foreign trade management system project. I spent two months on it and wrote a lot of java code and xhtml files. I was satisfied with my sense of accomplishment, I plan to write a program to calculate the total

Python re module-Regular Expression operation, pythonre This module provides regular expression matching operations similar to Perl l. Unicode strings also apply.   The regular expression uses the Backslash "\" to represent a special form or as an

I personally understand regular expressions-lazy matching and regular expression matching. I personally understand regular expressions-lazy matching, regular expression matching problem description link: www.hcoding.com? When I was a beginner in the

"Meta-table"The keys in the meta-table are events (event), which are called meta-Methods (Metamethod).The meta table of the table is replaced by the function setmetatable by querying the getmetatable of any value through the function.Setmetatable

Network Monitoring Tool: iptrafFrom: LinuxAid Introduction1. Install 1. System Requirements1. 2. Installation1. 3. Start IPTraf1. 4. command line options. Go to the menu interface 2. Use IPTraf 2. 1. General information2.2.IP traffic monitoring2. 3.

IOS 8 AutoLayout and Size Class IOS8 and iPhone6 have been released for quite a long time. the vast amount of fruit powder has finally ushered in the big screen iPhone, and there is no need to worry about buying a Samsung iPhone for the big screen...

Python re module-Regular Expression operation, pythonre This module provides regular expression matching operations similar to Perl l. Unicode strings also apply.   The regular expression uses the Backslash "\" to represent a special form or as an

Job operations Enterprise Manager-- Manage-- SQL Server proxy-- Right-click a job-- Create a job-- Enter the job name in "general"-- "Step"-- New-- Enter the step name in "Step name"-- Select "Transact-SQL script (tsql)" in "type" -- for example,

Reprinted from: http://www.cnblogs.com/guoguo521/archive/2011/12/30/jayme1.html Declare @ SQL varchar (500)Select @ SQL = '\ 192.168.2.73 \ testfolder \' + '_ DB _' + convert (varchar (10), getdate (), 112) + substring (convert (varchar (10),

RegExp Object creation: A regular regular expression can be created with a direct amount, a character surrounded by a slash "/". But in an environment where parameter changes are required, the REGEXP () constructor is a better choice: var

First, Shell script introductionShell scripts to write well, you must continue to practice writing to write well, there is no shortcutTo have a general idea of a script when we get a demand, think of how the need to achieveShell scripting can

I have been using Ubuntu for two years. From dapper-6.06 to the current hard-8.04 (it took only one month ). At the beginning, I felt that Linux technology was booming. Progress is very slow after a period of time. I think I am a beginner at the

Problem descriptionThis article link: http://www.hcoding.com/?p=130Beginner regular expression When there is a question, for example: Need to match the string "_abc_123_" in the first pair of "_" characters between the beginning to learn the regular

: This article mainly introduces my personal understanding of regular expressions-lazy matching. For more information about PHP tutorials, see. Problem Description Link: http://www.hcoding.com /? P = 130 When you are new to regular expressions, you

I personally understand regular expressions-Lazy matching and regular expression matchingProblem description Link: http://www.hcoding.com /? P = 130 When you are new to regular expressions, you have a question. For example, you need to match the

Python growth path Article 3 (2) _ regular expressions, the path to python GrowthAdd an advertisement. Welcome to linux. python Resource Sharing Group No.: 478616847. directory: 1. What is a regular expression? introduction to regular expressions in