rhel 7 4

Package com; public class test {public static void main (string [] ARGs) {system. out. println (getsteps1 (); system. out. println (">>>>>>>>>>>>>>>>>>>>>>>>>>>>"); system. out. println (test. getsteps (); system. out. println (">>>>>>>>>>>>>>>>>>>>>>>>>>>> ");} public static int getsteps () {// use the minimum public multiple to reduce the number of traversal times. Int I = 1; int step = 2; Boolean maxstep = false; while (true) {system. Out. Print ("" + I + "); If (! Maxstep) {if (I % 2 = 1) {s

#!/usr/bin/env python# Coding:utf-8Import Redef Dealwith (Express): Express.replace ('+-','-') Express.replace ('--','+') returnexpressdef Col_suanshu (exp):if '/' inchexp:a,b= Exp.split ('/') returnStrfloat(a)/float(b))if '*' inchexp:a,b= Exp.split ('*') returnStrfloat(a) *float(b) def get_no_barcate (Express): Express=express.strip ('()') Print ('>>>', Express) whileTrue:ret= Re.search ("-?\d+\.? \d*[*/]-?\d+\.? \d*", Express)ifRet:res=Col_suanshu (Ret.group ()) Express= Ex

C Language Enhancement (7) linked list intersection question _ 4 determine whether two chain tables have intersection, intersection _ 4 After the last section, we can determine whether the linked list has a ring. If there is no ring, we can determine whether the linked list has an intersection and obtain the intersection node according to the method described in

)function Mail() { varPatten2=NewREGEXP (/^[0-9| a-z|_]{1,17}[@][0-9| a-z]{1,3}. (COM) $/)//e-mail Regular expression varPatten1 =NewREGEXP (/(\d{11}) |^ ((\d{7,8}) | ( \D{4}|\D{3})-(\d{7,8}) | (\d{4}|\d{3})-(\d{7,8})-(\d{4}|\d{3}|\d{2}|\d{1}) | (\d{7,8})-(\d{4}|\d{3}|\d{2}|\d{1})) $/)//mobile phone number Regula

Java programming ideology version 4 * Chapter 7 * personal exercises and programming ideology version 4Welcome to group: 239063848Notice on entering the Group: This group is only used for technology sharing and communication, issue and answerNo chat, no advertisement, no recruitment ...... If You Are the OneExercise 1: (2) create a simple class. In the second class, a reference is defined as the object of t

How to install PostgreSQL 7/6 and phpPgAdmin in CentOS 5/6. 4 PostgreSQL is a powerful open-source object relational database system that runs on almost all major operating systems, including Linux, Unix (AIX, BSD, HP-UX, sgi irix, Mac OS, Solaris, Tru64), and Windows OS. In this tutorial, we will learn how to create PostgreSQL in CentOS7/6.5/6.4 server. 1. Install PostgreSQL First, add the PostgreSQL libra

Mention of the 4-7-tier switch users, the industry often think of ICP and ISP, but from 2003 onwards, the 4-7-tier switch user structure has begun to change, some enterprise users began to use such products. The 4-7-tier switch is

Init is one of the most indispensable programs in Linux system operation. Init process, which is a user-level process initiated by the kernel. The kernel will find it in several places in the past that used Init, and its correct location (for Linux systems) is/sbin/init. If the kernel cannot find Init, it will try to run/bin/sh, and if it fails, the boot of the system will fail.Linux 7 RunLevel (0: shutdown, shutdown mode,1: single-user mode,2: Multi-

Setup Oracle 11gR2 for Redhat Linux as 4 Update 7 x64 1. Checking Linux version. [Email protected] ~]# uname-aLinux redhat4.7 2.6.9-78.el #1 Wed Jul 9 15:26:38 EDT-x86_64 x86_64 x86_64 Gnu/linux 2. Linking Oracle installing document. Http://docs.oracle.com/cd/E11882_01/install.112/e24326/toc.htm#BHCGGJAB The following or later version of packages for Oracle Linux 4