First, installationYum-y Install GraphvizSecond, the test1. Test whether the installation is successful[email protected] ~]# which dot/usr/bin/dot[Email protected] ~]# dot-vDot-graphviz version 2.30.1 (20150306.0020)2, test whether can draw1) Create a Test.dot filedigraph G {RANKDIR=LR;A-B;B-C;Subgraph x{Rank=same;b->d;}Subgraph y{rank = same;d->e;}Subgraph z{Rank=same;c->e;}}2) DrawingDot Test.dot-tpng-o test.png3) View imageLinux CENTOS7 Installation Confi
The production of a log in the project is necessary for a project, now used in a more extensive, more popular log tools have log4j; This log tool is actually very convenient to use, and when used, it was created like Java.util.logging.Logger, The JDK log logging information is obtained and exported using the handler object, and the exported information is formatted by formatter object and log4j log information is imported, and the format is configured
ASP.net 2.0 provides a Web Site administration tool for configuring security and application settings, especially for user authentication and authorization management. But Microsoft's official documentation explains that this management tool can only be invoked in the development environment of Visual Studio (Visual Web Developer).
Imagine if the use of ASP.net user and role management, to the customer whe
Xhprof is an extension of the test PHP performance developed by Facebook.
Installing XHPROF Extensions
$ wget http://pecl.php.net/get/xhprof-0.9.4.tgz$ TAR-ZXVF xhprof-0.9.4.tgz$ CD xhprof-0.9.4$ CD extension/$ phpize$./configure$ make$ sudo make install
Modify PHP.ini
[Xhprof]Extension=xhprof.soXhprof.output_dir=/tmp
The configuration xhprof.output_dir specifies the location of the generated profile file storage, which we designate AS/tmp.Perfor
Eclipse Anti-compilation tool jad and plugin jadclipse configurationJad is a Java anti-compilation tool that is executed with the command line, and usually the same as the Java,javac command that comes with the JDK. However, because the console is running, it is not very convenient to use. But fortunately there is an Eclipse plug-in jadclipse, which makes it easy to view the source code of a class file in E
In the previous installment and use example of the Iptables firewall Configuration tool Shorewall, we described how to install and use the Shorewall tool for firewall configuration, and in this article we will give you an example of some of its advanced components.
Introduction of Advanced Components
1, params
This
the remote target host;Press O to toggle whether the current connection is fixed only;Press F to edit the filter code, this is translated by the saying, I have not used this!You can use the shell command, this is useless! I don't know what the order is.Press Q to exit the monitor.Vi. FAQs1, Make:yacc:Command not foundMake: * * * [GRAMMAR.C] Error 127Workaround: Apt-get Install Byacc/yum install BYACC2, configure:error:curses! Foiled again!(Can ' t find a curses library supporting Mvchgat.)Consi
information is displayed, press D to toggle whether the host information of the remote target hosts is displayed, press T to toggle the display format to 2 lines/1 lines/Show only send traffic/show only received traffic; Press N to toggle the display port number or port service name, press S to toggle whether the port information is displayed, press D to toggle whether the port information for the remote destination host is displayed, toggle to display port information in lowercase p, toggle pa
I want to use the ASP. NET WEB Application Management tool to add authentication.Click on the project->asp.net configuration to open the ASP. NET Site Administration Tool page:Then click on the Security tab and the following questions appear:There is a problem with your selected data store. This can is caused by a invalid server name or credentials, or by insuffi
1.innotop InstallationReference website: http://innotop.googlecode.com/svn/html/installing.html
# wget http://innotop.googlecode.com/files/innotop-1.9.0.tar.gz
# TAR-ZXVF innotop-1.9.0.tar.gz
# CD innotop-1.9.0
The installation of the Innotop tool is very simple, written by Perl, and of course requires a Perl environment and related toolkits. Before you install, make sure your system installs Time::hires,term::readkey,dbi,dbd::mysql fo
= "DataSource"class= "Com.mchange.v2.c3p0.ComboPooledDataSource">
Propertyname= "Driverclass"value= "${driver}"/> Here the Driver,url,username,password are based on the DB. The Peoperties file is written--
Propertyname= "Jdbcurl"value= "${url}"> Property>
Propertyname= "User"value= "${username}"> Property>
Propertyname= "Password"value= "${password}"> Property>
Bean>
BeanID= "JdbcTemplate"class= "Org.springframework.jdbc.core.JdbcTemplate">
Propertyname= "DataSource"ref= "
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