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The main reality of this script is to implement backup of MySQL database and keep backup files for the last 15 days in CentOS. Avoid too many useless, stale backup footprints.#!/bin/bashId="Root" #User namePwd="123123" #Passworddbs="conedu Commlib" #a list of database names, with multiple databases separated by spaces. Backuppath="/root/mysqlbackup" #where to save the backupDay=15#keep backups for the last

The 15 most popular open source frameworks for Python, compiled from GitHub. These frameworks include event I/o,olap,web development, high-performance network communications, testing, crawlers, and more.Django:python Web Application Development FrameworkDjango is supposed to be the most famous Python framework, and Gae and even erlang have frameworks that are affected by it. Django is the direction of chatty, its most famous is its fully automated man

650) this.width=650; "src=" Http://www.linuxprobe.com/wp-content/uploads/2017/04/linux-cd-command01.jpg "width=" "Height=" 657 "class=" Alignnone size-full wp-image-58121 "style=" Height:auto; "/>So, please learn from the heart, we will bring you 15 basic ' CD ' command, they are skilled and shortcut, learn to use these learned techniques, will greatly reduce the effort and time you spend on the terminalCourse Content Command name: CD Del

1. TopicsOld boy Education daily-2017-05-15-talk about the commands or shortcuts you use in Vi/vim2. Reference to answer 01: Learn to search for help in Vim: Help or: H: Help G:HELP:WQ02.vi/vim using the most basic method First milestone-Open oldboy.txt with VIVi/data/oldboy.txtThe default is command mode.Second Milestone I->insert insert mode (edit mode) and enter textI am studying Linux.Third Milestone-Press the ESC keyI don't want to edit,

/fstab# Created by Anaconda on Thu Sun 19 22:48:50 2015## Accessible filesystems, by reference, is maintained under '/dev/disk '# See mans Pages Fstab (5), Findfs (8), mount (8) and/or Blkid (8) for more info#/DEV/MAPPER/VOLGROUP-LV_ROOT/EXT4 Defaults 1 1Uuid=46c42e9f-f101-4209-9590-afa295415eaf/boot EXT4 Defaults 1 2/dev/mapper/volgroup-lv_data/data EXT4 Defaults 1 2/dev/mapper/volgroup-lv_swap swap swap defaults 0 0TMPFS/DEV/SHM TMPFS Defaults 0 0Devpts/dev/pts devpts gid=5,mode=620 0 0Sysfs/s

#-*-Coding:utf8-*-‘‘‘__author__ = ' [email protected] '15:3sumhttps://oj.leetcode.com/problems/3sum/Given an array S of n integers, is there elements a, B, C in S such that A + B + c = 0?Find all unique triplets in the array which gives the sum of zero.Note:Elements in a triplet (A,B,C) must is in non-descending order. (ie, a≤b≤c)The solution set must not contain duplicate triplets.For example, given array S = {-1 0 1 2-1-4},A Solution set is:(-1, 0,

Python Day 15 (recursive function, binary lookup algorithm) recursive functionIn a function, the function itself is called.Default maximum depth of recursion: 998Modify default Maximum DepthImport Sysprint (Sys.setrecursionlimit (100000))ImportSyssys.setrecursionlimit (1000000) Count= 1defMy_func ():GlobalCountPrint(count) Count+ = 1My_func () my_func ( )===========================defMy_age (n,start=23): ifn = = 2: returnStartelif0 :

command to $ sudo apt-get install Freeglut3-dev.Test OpenGL LibraryExample TEST.C Source code: #include void init (void) { Glclearcolor (0.0, 0.0, 0.0, 0.0); Glmatrixmode (gl_projection); Glortho (-5, 5,-5, 5, 5, 15); Glmatrixmode (Gl_modelview); Glulookat (0, 0, 10, 0, 0, 0, 0, 1, 0); Return } void display (void) { Glclear (Gl_color_buffer_bit); GLCOLOR3F (1.0, 0, 0); Glutwireteapot (3); Glflush (); R

Linux Tenth Day: (August 15) exercises and assignmentsFind all files in the/var directory that are subordinate to the root and belong to the group Mailfind/var/-user Root-group MailFind all files that do not belong to root LP GDM in the/var directoryfind/var/-not \ (-user root-o-user jane-o-user jane\)Find files that have been modified in the/var directory for the last week and are not root or postfixfind/var/-mtime-7 \ (-not-user root-a-not group Pos

Install MindManager 15 Chinese version of the mind map is not difficult things, but the process of inevitable installation errors, resulting in installation failure, in fact, many is not a software problem but the system has a loophole. This article explains one of the errors, the 1402 error, that the registry cannot be opened. Problem Description: Error 1402.Could not open Key:hkey_local_ Machinesoftwaremicrosoftwindowscurrentversioninst

, because the hand may have static electricity, electrostatic will damage to the hard disk of electronic components, resulting in the normal operation. And do not live plug and pull. 9, let the hard disk intelligent rest Let the hard drive intelligently enter the "off" state, to the hard disk working temperature and service life to give a lot of help, first into the "My Computer", with the left mouse button double-click "Control Panel", and then select "Power Management", which "turn off the h

PS of the new version has been out for a while, the first half of 2013 this year, you have recommended several new CC features, if you have not used the newer version, today we continue to chat with you to discuss some of the reasons for the update. This new version, called Photoshop cc, not only maintains a friendly and harmonious exchange of effects cc and Illustrator cc, but also finds a new friend, Behance. So today we're going to introduce you to 15