linux basic tutorial

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Linux Scripting Tutorial (i) Basic syntax

list Wc–l file wc-w file Wc-c file: Calculate the number of rows in a file count the number of characters in a file CP sourcefile destfile: File copy MV Oldname newname: Renaming a file or moving a file RM file: Deleting files grep ' pattern ' file: Search for strings within a file for example: grep ' searchstring ' file.txt This paper url:http://www.bianceng.cn/os/linux/201410/45611.htm Cut-b colnum File: Specifies the range of files to disp

Basic application Tutorial of Iptables firewall on Linux

card shutdown is to save iptables rules, start loading iptables rules:Create the/etc/network/if-post-down.d/iptables file and add the following:#!/bin/bashIptables-save >/etc/iptables.rulesExecute: chmod x/etc/network/if-post-down.d/iptables Add execute permissions.Create the/etc/network/if-pre-up.d/iptables file and add the following:#!/bin/bashIptables-restore Execute: chmod x/etc/network/if-pre-up.d/iptables Add execute permissions.More information on how to use iptables can be performed: Ip

Laravel4 basic tutorial: View, namespace, routing, laravel basic tutorial _ PHP Tutorial

Laravel4 basic tutorial: Views, namespaces, and routes. Laravel4 basic tutorial: View, namespace, and routing; laravel basic tutorial 1. view Separation and nesting run the command phpartisangenerate: viewadmin in the learnlaravel

PHP Basic Tutorial, PHP Basic Tutorial 4th Edition _php Tutorial

Basic PHP Tutorial, PHP Basic Tutorial 4th edition Introduction to PHP With the rapid development of network technology, a variety of scripting languages based on the service side to create dynamic websites are emerging. PHP, with its simplicity, ease of use, portability and so on, in a number of dynamic website langu

Basic knowledge of notes in the basic python tutorial and basic python tutorial

Basic knowledge of notes in the basic python tutorial and basic python tutorial Digit-related Add from _ future _ import division to the Python program, directly execute it in the interpreter, or use the command switch-Qnew when running Python through the command line, th

Basic regular expression syntax and re module in basic Python tutorial, basic python tutorial

Basic regular expression syntax and re module in basic Python tutorial, basic python tutorial What is a regular expression: A regular expression is a pattern that can match a text clip. The regular expression 'python' can match 'python' Regular Expressions are awesome and ar

Php basic tutorial notes, php basic tutorial _ PHP Tutorial

Php basic tutorial notes, php basic tutorial. Php basic tutorial notes: php basic tutorials know php for a long time, but I have never had time to study. now I want to study php well an

PHP Basic Tutorial notes, PHP Basic Tutorial _php Tutorial

PHP Basic Tutorial notes, PHP Basic tutorial A long time to know the PHP, but has not been to study, and now began to learn PHP, hope that one day from the Red C # of the cumbersome release, to PHP concise and clear. A large development environment is enough for my trouble, every time the installation must be installe

PHP connection and Operation MySQL database basic tutorial, MySQL basic tutorial _php Tutorial

PHP connection and Operation MySQL database basic tutorial, MySQL basic tutorial Start from here What is my blog, background database? Yes, it is MySQL, the server side of the script is PHP, the entire framework uses WordPress. PHP and MySQL, like couples, are always working together. Now here, the collection of PHP,

A figure shows the basic Python tutorial and basic python tutorial.

A figure shows the basic Python tutorial and basic python tutorial. The original translation was drawn from the woodpecker community. The earliest figure was shown (the link has expired) "This figure is great. People with programming basics can understand the usage of Python at once. It takes 30 minutes to get started

Basic tutorial on connecting to and operating MySQL databases using PHP and basic tutorial on mysql _ PHP

PHP connection and operation of MySQL database basic tutorial, mysql basic tutorial. The basic tutorial of connecting and operating MySQL databases with PHP. The basic

Laravel 4 Basic Tutorial installation and Getting Started, Laravel Beginner's tutorial _php tutorial

database with the data: Copy the Code code as follows:PHP Artisan Db:seed After the operation is done to the database to see, the data has been filled in, article and page each 10 lines. Linux from installation to getting started tutorials (preferably with video) itboba.com/taxonomy/term/263 Proe50 64 hack proe50 Chinese cracked version proe40 installation tutorial Proe40 installation video Proe40

Basic Python tutorial for. Net programmers-list and meta-group [First Day], basic python tutorial

Basic Python tutorial for. Net programmers-list and meta-group [First Day], basic python tutorial I. general sequence operations: In fact, for lists, tuples belong to serialized data and can be accessed through the following table. Let's take a look at the basic operations o

Advanced installed basic tutorial (1) and installed basic tutorial

Advanced installed basic tutorial (1) and installed basic tutorial Advanced installed basic tutorial (1) Advanced installed features are very powerful and easy to use. However, most of the documents you see on the Internet are o

Summary of the basic operations of Linux, basic operations of linux

Summary of the basic operations of Linux, basic operations of linux Preface Linux was a UNIX-compatible operating system developed in 1991 and can be used for free. Its source code can be freely transmitted and can be modified, enriched, and developed by anyone, the original

Basic java tutorial-object-oriented (1), Basic java tutorial

Basic java tutorial-object-oriented (1), Basic java tutorial 1. Object-oriented 1.1 java keyboard input 1.1.1 In my opinion, this method is the simplest and most powerful, that is, using the struct class. Import java. util. secret; public static void main (String [] args) {consumer SC = new consumer (System. in); Syste

PHP basic tutorial (php basic tutorial) some code _ php Basics-php Manual

Basic PHP tutorials (suitable for beginners who have Programming basics but are unfamiliar with PHP-the tutorials are mainly presented in the form of code) before this tutorial, I will not always say anything about PHP. For more information about variables and statements, see this document. This document is intended for people who have Programming basics and are unfamiliar with PHP. The article is relativel

PHP basic tutorial (php basic tutorial) code

Basic PHP tutorials (suitable for beginners who have Programming basics but are unfamiliar with PHP-the tutorials are mainly presented in the form of code) before this tutorial, I will not always say anything about PHP. For more information about variables and statements, see this document. This document is intended for people who have Programming basics and are unfamiliar with PHP. The article is relativel

Basic tutorial for Android-1.2 Development Environment setup and basic tutorial for android

Basic tutorial for Android-1.2 Development Environment setup and basic tutorial for androidBasic tutorial for Android-1.2 Development Environment setup Currently, mainstream Android development environments include:① Eclipse + ADT + SDK② Android Studio + SDK③ IntelliJ ID

Python basic tutorial package and class usage, python basic tutorial

Python basic tutorial package and class usage, python basic tutorial Python basic tutorial package and class usage Create a folder filePackage Create _ init _. py in the filePackage folder. With _ init _. py, filePackage is regard

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