package nets

First, yum change domestic sourceFirst of allcd /etc/yum.repos.d/rm -f dvd.repoDelete the previously added local repository and restore the original warehouse backcp /etc/yum.repos.d.bak/* /etc/yum.repos.d/cp ../yum.repos.d.bak/* .The above two commands are all possible, the second one is used under practice: And.LS View file list, delete Centos-base.reporm -rf CentOS-Base.repoCreate a domestic sourcewget http://mirrors.163.com/.help/CentOS7-Base-163.repoSince the wget was not installed, Yu

Here we mainly introduce the method of executing in the form of the basic command:The main use is only, Javac, Jar, Java (*.exe) command,A. Javac[java source file compiled into class]1. Common directives: JAVAC-CP Specify multiple ClasspathJavac-classpath can specify a classpath to compile Java filesSuch as:Javac-classpath **\servlet-api.jar **.java To compile a Java fileNeed to specify multiple paths?is with a semicolon; separatedSuch as:JAVAC-CP classes; C:\Tomcat\lib\servlet-api.jar -encoding

Android Practice Note (3) --- Fragment parsing with app package or v4 package, android --- fragment Android Practice Notes (3) --- Analysis of Fragment app package or v4 package 1) Problem Description I believe that many of my friends will encounter the following situation when calling Fragment: This is a problem...

A dependency reference between two Web projects. The Web project is referenced by the way the war package is used. For example, there are two projects, Puzzle-web and Puzzle-web-demo, and two are Web projects, and Puzzle-web-demo depends on Puzzle-web, which is configured as follows.(1) Puzzle-web Configuration of package in Project Pom.xmlA, compile the plug-in version to use 2.4, otherwise, you can appe

1. unpack 1. preparation tools JAVA environment, signature tools, 7zip compression software Jave download: http://sdlc-esd.sun.com/ESD6/JSCDL/jdk/6u20-b02/JavaSetup6u20.exe? Authparam = mirror groupname = JSC filepath =/esd6/jscdl/JDK/6u20-b02/javasetup6u1_exefile=javasetup6u20.exe bhost = javadl.sun.com signature tools: http://code.google.com/p/opm-server-mirror/downloads/detail? Name‑auto-sign.zip can = 2 Q = 7-zip compression software: http://cdnetworks-kr-2.dl.sourceforge.n

Programs that do not have a package in Java are compiled in a different way than programs with packages. One, without package program Create a Helloworld.java file, put in C: public class helloworld{ public static void Main (String args[]) //write String to screen " helloworld! " { System.out.println ("helloworld!"); } } 1. Compiling compiled instructions are Javac Compilation method: File root javac f

Android -------- create the Context of another package from avti.pdf in one package, Android has the concept of Context, which must be known to everyone. Context can do many things, such as opening activity, sending broadcast, opening folders and databases under this package, obtaining classLoader, and obtaining resources. If we get the Context object of a

Android -------- create the Context of another package from avti.pdf in one package, Android has the concept of Context, which must be known to everyone. Context can do many things, such as opening activity, sending broadcast, opening folders and databases under this package, obtaining classLoader, and obtaining resources. If we get the Context object of a

The "preface" is explained in the blog post:This article describes the rpm command in a personal tone, including viewing installed package information and not installing RPM package information.At the current point in time "June 12, 2017 " under the limited level of skills, there may be a lot of knowledge understanding is not enough in-depth or comprehensive, I hope you point out the issue of common communi

Have published two articles about the MyBatis package, at that time had promised to test no problem after a Hai will tidy up and then release the original code.So today is just a friend to find me a copy of that set of MyBatis package of source code, I have to organize a copy, think so long time and did not find any obvious bug, so decided to send it out. Favorite friends can download here:Http://aiyiupload

The recent project is making an SDK for other developers to use, so the jar package needs to be exported.Unlike Eclipse, Android Studio 1.0 does not provide a graphical interface for exporting jar packages. You need to combine gradle to generate the jar package.First you need to set up the module app's Gradle plugin for the library code length:? 1 class="hljs">apply plugin: ‘com.android.library‘ In this way, when build,

Previously wrote an article about usingEclipse generates the Java executable jar package, but the most recent use is unsuccessful in any case, and when you double-click the executed jar, the following error pops up:Could not find the main class:mailTest.SendMailTest1.Program wil exitIn response to this problem, I first thought about the last time I wrote the Java Chat applet packaging, and this was the error, when the web said that need to change the

The sub-process has installed the post-installation script and Returns Error status 1, dpkg: Processing Package python-crypto (-- configure) error: the package is in a very unstable state;, crypto When I was studying redis these days, I always reported errors when installing software. The two problems were related to dpkg. I checked some solutions online and found that the following methods can be implement

Use the RuPengGame engine package to create a game form such as Peng game engine package Thread Runnable ticket selling instance and rupenggamerunnable Package com. swift; import com. rupeng. game. GameCore; // import the game engine package// Implement the Runnable interface public class Game_RuPeng implements Runnab

Use fakeroot alien to convert RPM to Deb 1. Install the alien and fakeroot tools first. The former can convert the RPM package to the Deb package. The installation command is: Sudo apt-Get install alien fakeroot 2. Download the RPM package to be installed. Assume that it is package. rpm. 3. Use alien to convert an

Why does the project's jar package conflict with the Tomcat jar package?Encounter this problem, guess Tomcat start will be their Lib and the project Lib logically merged into a large lib, but did not make version and go to heavy, so that the same package may have two references, start naturally do not know which package