main package

Yum (full name Yellow dog Updater, Modified) is a shell front-end package manager in Fedora and Redhat and SuSE. Based on RPM package management, the ability to automatically download the RPM package from the specified server and install, can

Summarized:Rpm/yum RedhatDpkg/apt DebianAlien ConversionIn the Gnu/linux (Linux) operating system, RPM and DPKG are the two most common types of package management tools that are applied to Linux distributions based on the RPM package and the DEB

This time I was installing vsftpd on Ubuntu 14.04.1 lts.sudo apt-get updatesudo apt-get install vsftpdsudo service vsftpd restartThe problem starts here and I don't have this file in/etc/init.d/vsftpd.New Installation: Apt-get install

There are many Linux distributions, which are divided into desktop system domain and server domain according to usage domain. The following are briefly described below:1.Red hat and fedora:redhat The earliest release of the personal version of Linux,

Yum (full name Yellow dog Updater, Modified) is a shell front-end package manager in Fedora and Redhat and SuSE. Based on RPM package management, the ability to automatically download the RPM package from the specified server and install, can

Software package management tools under Linux Linux Software installation can be done in two ways, one is directly with the package management tool installed, and another through the compilation of source installation. 1. Types of

Linux HistoryWe all know that the development of PC can be said to be from the electron tube era to the transistor era, after the integrated circuit, and then to the VLSI, that is, the current PC, or from a minicomputer to a compatible machine to

Yum (full name Yellow dog Updater, Modified) is a shell front-end package manager in Fedora and Redhat and SuSE. Based on RPM package management, the ability to automatically download the RPM package from the specified server and install, can

Before installing the program, recognize the components of the following program: binaries library file configuration file Help Files (manuals, documents) ... binary:/bin,/

Linux Task Scheduler, recurring task executionPerform one task at a time in the future: at, BatchTo run a task periodically: crone-Mail Service:Smtp:simple Mail Transmission protocol for sending mail;Pop3:post Office ProtocolImap4:internet Mail

First, the animation effect: to achieve the aircraft flight animation effect, but also to achieve the movement of the aircraft.                 Second, the realization principle: 1. The effect of aircraft flight: actually also rewrite paintcomponent,

ObjectiveThe previous article wrote "How is SimpleDateFormat safe to use?" , which describes how SimpleDateFormat handles date/time, and how to ensure thread safety, and describes the DateTimeFormatter class, which is the default thread-safe for

1. Significance and role of the norm Coding specification maximizes team development collaboration efficiency The coding specification reduces the maintenance cost of a software as much as possible, and virtually no software is

OverviewLexical analysis is the first step in the compilation phase. The task at this stage is to read the source program from left to right, one character at a time, to scan the character stream that makes up the source program and then recognize

Then the evolutionary history of the previous login module takes you back to the Java learning Process (a) continue to speak downBefore we go to implement the login function, are thinking to complete this function, directly in the actual business of

Since the launch of the Selenium+webdriver, the learning UI level of automated testing has a lot of convenience, learning curve and difficulty are reduced, at least the introduction is relatively simple, basically understand the point of Java

In addition to lambda expressions, stream, and a few minor improvements, Java 8 introduces a new set of time-date APIs that we will use in this tutorial to learn how to work with this set of APIs in Java 8 with a few simple task examples. Java's

IntroductionPerform a task at some point in the future: at, BatchTo run a task periodically: crontabExecution result: will be sent to the user by mailCheck if the mailbox service is on: (25 port)~]# NETSTAT-TNLP~]# SS-TNLLocal Email

0. PrefaceThis article is to read the "Python Coding Rule" summarizes the most elite and simple coding specifications, according to each person's preferences, some places will have different choices, I just do the most simple and easy choice for

Basic Java Knowledge Java is a high-level Internet-facing programming language introduced by Sun (Stanford University Network, Stanford University web Company) in 1995. Java VM (Jvm:java virtual machine) JRE (Java Runtime