linux cookbook

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Linux redirection related (reprint post, for yourself Cookbook)

string-S: Replace duplicate characters!Example: [Root @test/root]# Last | TR ' [A-z] ' [A-z] ' [Root @test/root]# cat/etc/passwd | Tr-d: [Root @test/root]# Cat/home/test/dostxt | Tr-d ' \ r ' > Dostxt-nomSplitSyntax: [Root @test/root]# split [-BL] input file output file leading characterParameter description:-B: Divide by file size-L: divided by the number of rowsExample: [Root @test/root]# split-l 5/etc/passwd test Description: It's a lot easier under Linu

Vue.js Recipes (The cookbook of Vue)

IntroductionVue Cookbook vs. WizardsWhat is the difference between Vue's cookbook and the wizard? Why do you have to cookbook if you have a guide?1. A more exclusive explanation, in the wizard, we are actually telling a story, each part of the construction and presentation is derived from the previous module. But in cookbook

Javascriptmvc tutorial-5. Start Using javascriptmvc-test cookbook

Javascriptmvc provides powerful support for testing. By using funcunit, you can easily create functions and unit tests that can run in a browser or automatically. In the previous lecture, we used the scaffolded command, and then the system helped you create a test script. Here we will do the following. Run the unit test. Understand unit testing. Run the function test. Measure the test taker's understanding about the function. Test the istasty function.   Run unit test Funcunit uses qunit

Mylinux Cookbook No.3 2015/3/13

Alias aliases650) this.width=650; "src="/e/u261/themes/default/images/spacer.gif "style=" Background:url ("/e/u261/lang/zh-cn/ Images/localimage.png ") no-repeat center;border:1px solid #ddd;" alt= "Spacer.gif"/>Alias=tpyedfLS-LRT time reversalLs-d only look at the catalogueThe directory to use/bin,/sbin,/usr/bin,/usr/sbin the directory of commands, Sbin is the command, binary directory that Superuser root can use, and after compilationThe meaning of Sbin super/bootYum install-y Tree/boot

Python Cookbook (2nd) Chinese Version

Python Cookbook (2nd) Chinese Version Basic Information Author: Alex Martelli Anna Ravenscroft David AscherTranslator: Gao tiejun [same translator's work]Press: People's post and telecommunications PressISBN: 9787115222664Mounting time:Published on: February 1, May 2010Start: 16For more details, see: http://www.china-pub.com/196697The first five chapter sample read address: http://www.china-pub.com/computers/common/mianfeisd.asp? Id = 196697 Edit reco

Bash CookBook (1)-basics, bashcookbook

Bash CookBook (1)-basics, bashcookbook Bash was written by brian Fox in January 10, 1988 out of Richard Stallman's suggestion. 1. Run the template: Interactive Login shell, bash reads and executes/etc/profile after login. Then read ~ /. Bash_profile ,~ /. Bash_login ,~ /. Profile, the first executable is found to be executed. When you log out, it will read and execute ~ /. Bash_logout. Interactive non-login startup will read and execute ~ /. B

Javascriptmvc tutorial-6. Getting started with javascriptmvc-compression and docalization cookbook

  Compress cookbook When downloading many JS files, it will bring a lot of overhead. The server can use simple compression technology to link the files to a file.   Compression script   Use the following command to compress your program's Js script: C:\workspace\Cookbook>js cookbook\scripts\build.js My local running results: Then check whether there is a product

Python Cookbook (3rd edition) Chinese version pdf

: Network Disk DownloadContent Introduction······"Python Cookbook (3rd edition) Chinese version" describes the Python application in various areas of the use of techniques and methods, its topics cover the data structure and algorithms, strings and text, numbers, dates and times, iterators and generators, files and I/O, data encoding and processing, functions, Classes and objects, metaprogramming, modules and packages, networking and web programming,

"Python Cookbook" "String and Text" 3. String matching using shell wildcard characters

Issue: Use common wildcard patterns (i.e., *.py, dat[0-9]*.csv, etc.) to match text when working under a Linux shellSolution: The Fnmatch module provides two functions Fnmatch (), Fnmatchcase ()The match pattern for #fnmatch () uses the same case-sensitive rules as the underlying file system (different depending on the operating system)Match patterns for #fnmatchcase () are case-sensitive>>> fromFnmatchImportFnmatch,fnmatchcase>>> Fnmatch ('foo.txt','

Mylinux Cookbook 2015/3/9

file)Modify PermissionsModify file permissions: chmod 600/root/.ssh/authorized_keysModify directory Permissions: chmod 700/root/.sshTo remove a firewall rule:Iptables-fService Iptables SaveTurn SELinux off and temporarily shut down with Setentforce 0Permanently closed as: Vi/etc/selinux/config selinux=disabled.Finally, upload the private key to puttySsh->auth650) this.width=650; "src="/e/u261/themes/default/images/spacer.gif "style=" Background:url ("/e/u261/lang/zh-cn/ Images/localimage.png ")

Jquery cookbook Chinese Version

Jquery cookbook Chinese VersionAuthor of basic information: (US) jquery community Expert Group Translator: Yao Jun sun Bo Press: People's post and telecommunications Press ISBN: 9787115255907 Release Date:-4-5 published on: April 2013: 16: 1-1 category: Computer For more information, jquery cookbook Chinese, computer books, and jquery cookbook Chinese are designe

"Python Cookbook" "Data Structure and algorithm" 5. Implementing priority queues

;>>should be Bar:item ('Bar') should be Spam:item ('spam') should be Foo:item ('Foo') should be Grok:item ('Grok')>>>You can see that the element returned at the first execution of the pop () operation has the highest priority, and the order of two elements (Foo and gork) of the same priority is returned in the same order as they were inserted into the queue.In this code, the queue is in the form of tuples (-priority, Self._index, item) , and The priority value is for the queue to be ranked in

Mylinux Cookbook No.2 2015/3/11

Cat/etc/issueCat/etc/redhat-release rpm-qa| grep releaseView versionUname-a-i-r View kernel versionYum Grouplistlang=enYum grouplist This command to list all installed and not installed packagesReboot;init 6 Shutdown-r now offSingle-run mode change passwordpasswd Change PasswordRestart linux,3 seconds, press ENTER. If you have a grub password, you need to press P first, enter the password before you can do the followingPress E, select the second row,

[Unity Shaders] Summary of Unity Shaders and Effects Cookbook, shadersmodcore

[Unity Shaders] Summary of Unity Shaders and Effects Cookbook, shadersmodcore My nagging Unconsciously, it has been nearly ten months since I published my first article about Unity Shaders and Effects Cookbook. At the beginning, I started to take notes. After all, when I look back, I will inevitably feel impatient when I look at English again. From the very beginning, I was almost the only one who had stru

Python cookbook (data structure and algorithm) is a method for decomposing sequences into individual variables.

Python cookbook (data structure and algorithm) is a method for decomposing sequences into individual variables. This example describes how to use a Python cookbook (data structure and algorithm) to separate sequences into individual variables. We will share this with you for your reference. The details are as follows: If an object is iteratable (any sequence), it can be decomposed, including tuples, lists,

Web. py cookbook Simplified Chinese version

Welcome to cookbook of Web. py 0.3. Note: Some features are not available in previous versions. The current development version is 0.3.Format When orchestrating content, try to use cookbook format... For example:### Question: how to access data in the database?### Solution: Use the following code... Note that the website does not contain "Web ". For example, "/cookbo

Python Cookbook (string and text) to match text at the beginning or end of a string

This article focuses on Python Cookbook (string and text) for text-matching operations at the beginning or end of a string, involving Python using Str.startswith () and Str.endswith () Method for the start or end of a string specific text matching operation related implementation tips, the need for friends can refer to the following This article describes Python's text-matching operations at the beginning or end of a string. Share to everyone for you

Python Cookbook (string and text) split string operation for any number of delimiters

This article mainly describes the Python Cookbook (string and text) for any number of separators to split the string operation, in conjunction with an instance of the analysis of Python using split () and regular expressions for string splitting operation related implementation skills, the need for friends can refer to the following The examples in this article describe Python splitting string operations against any number of delimiters. Share to eve

IOS Swift Game Development Cookbook

"/>Book Description Amazing games for the IPhone, IPad, and IPod touch? With Apple ' s Swift programming language, it's never been easier. This updated cookbook provides detailed recipes for a managing wide range of common IOS game-development issues, ranging F Rom 2D and 3D math to SpriteKit and OpenGL to Performance-all revised for Swift.You get simple, direct solutions to common problems found in IOS game programming. Need to give objects phy

Python cookbook (data structure and algorithm) method example for implementing priority queue, pythoncookbook

Python cookbook (data structure and algorithm) method example for implementing priority queue, pythoncookbook This article describes how to implement priority queue in Python. We will share this with you for your reference. The details are as follows: Problem:To implement a queue, it can sort the elements with the given priority, and the element with the highest priority will be returned for each pop operation; Solution:Use the heapq module to impleme

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