pango

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Use node-canvas to draw a verification code

After finding the node-canvas library, I simply used it and found it quite useful. Step 1 install You also need to install some dependencies before installing node-canvas. Linux and mac are used as examples to install different systems: Linux: sudo yum install cairo-devel cairomm-devel libjpeg-turbo-devel pango-devel pangomm-devel giflib-devel Mac: brew install pkg-config cairo pango libpng jpeg giflib For

Build Cacti monitoring and common fault solutions for CentOS

disabled by PHP. If some programs need this function, they can be deleted and disabled.Locate:; date. timezone =Changed to: date. timezone = 'Asia/Shanghai' (* Important *). If this parameter is not modified, the PHP file cannot be opened.Find: expose_php = OnChange to: expose_php = OFF # disable display of php version informationFind: display_errors = OnChanged to display_errors = OFF # Disable Error Message8. Configure apache to support phpVi/usr/local/webserver/apache/conf/httpd. conf # edit

Detailed description of Cacti installation and configuration

installation and configuration of Cacti in CentOS Linux 3. Prepare required software packagesApache http://www.apache.org/Mysql http://www.mysql.com/Php http://www.php.netRrdtool http://oss.oetiker.ch/rrdtool/Net-snmp http://www.net-snmp.org/Cacti http://www.cacti.net/ Apache and php are installed through yum4. install required software4.1 install LAMP1 [root @ node2 app] # yum-y install httpd php-mysql2 [root @ node2 app] # chkconfig httpd on3 [root @ node2 app] #/etc/init. d/httpd startMysql

Detailed description of Cacti monitoring deployment under RHEL5.9

./scripts/mysql_install_db --user=mysqlchown -R mysql.mysql /usr/local/mysql/datachgrp -R root.mysql /usr/local/mysql/usr/local/mysql/bin/mysqld_safe --user=mysql /usr/local/mysql/bin/mysqladmin -uroot password 123456echo "/usr/local/mysql/bin/mysqld_safe --user=mysql " >> /etc/rc.local Install php 1234567 yum install libpng libpng-devel libjpeg libjpeg-devel freetype freetype-devel gd gd-develtar xzvf php-5.4.11.tar.gzcd php-5.4.11./configure --prefix=/usr/local/php --with-ap

Construction of PDA software development environment in Linux

$ your_develop_dir/usr/share/fonts, to make fontconfig run properly. 11. Download The pango-1.4.1 source code, compile and install Web site (ftp://ftp.gtk.org/pub/gtk/v2.4/pango-1.4.1.tar.bz2) 12. Download The atk-1.6.1 source code, compile and install Web site (ftp://ftp.gtk.org/pub/gtk/v2.4/atk-1.6.1.tar.bz2) 13. Download The libpng-1.2.7 source code, compile and install URL (http://sourceforge.net

Ubuntu12.04 install GTK2.0

$./Hello Hello! World! Hello! C language! Then install the GTK Development Kit libgtk2.0-dev: Sudo apt-get install libgtk2.0-dev After installation, you can use pkg-config to view the GTK compilation environment information: Pkg-config -- cflags -- libs gtk ++-2.0 Pkg-config will read. pc files to obtain relevant compilation information. -- cflags will list the include directory and -- libs will list the Linked Library and its directory. Take my computer as an example: Directory. Take my comput

Cacti + rrdtool + Netsnmp traffic and performance monitoring system installation transcript in RHEL5.4

http: // server IP Address/in the browser. If php information exists, the Linux + apache + php + mysql environment is successfully configured. 6. Install rrdtool1. Install rrdtool to support some library files cairo-devel libxml2-devel pango-devel pango libpng-devel freetype-devel libart lgpl-devel intltool first run the rpm-qa | grep * command to check the library file exists in my RHEL5.4 system. Only t

Set up cacti on nginx

$ document_root $ fastcgi_script_name; include fastcgi_params;}/etc/init. d/nginx restart # restart nginx cd/usr/local/nginx/html/# enter the default nginx website root directory rm-rf/usr/local/nginx/html/* # Delete the default test page chown www. www/usr/local/nginx/html/-R # set the directory owner chmod 755/usr/local/nginx/html/-R # set the directory permission to restart nginx, mysqld, php- install and configure the Cacti Web service for the fpm service (1) install rrdtool, net-snmp, and

Differences between gtk + and glade programming and glade2 and glade3 in Linux

to be called. (3) Place the source file in lines around 173 Xxyougladexxx_SOURCES = \ Main. c \ Support. c support. h \ Interface. c interface. h \ Replace callbacks. c callbacks. h: Xxyougladexxx_SOURCES = \ Main. c \ Support. c support. h \ Interface. c interface. h \ Callbacks. c callbacks. h \ Xx1.c xx1.h \ Xx2.c xx2.h \ xx1 and xx2 are self-compiled. c and. H files. (4) about 179 rows: Xxyougladexxx_LDADD =-lpcap? Pthread and library file-lpcap? Pthread, the first is libpcap, and the secon

RRDtool installation of Nagios monitoring

Ndoutuils is based on the correct installation of Nagios, please go to the previous article for Nagios installation.1. Dependency packet Detection#rpm-Q libxml2-devel pango-devel cairo-devel#yum Install Libxml2-devel pango-devel cairo-devel2. Compiling the installation#tar ZXVF rrdtool-1.4.8.tar.gz#cd rrdtool-1.4.8#./configure--prefix=/usr/local/rrdtool#make#make Install3. Verify that the installation is su

Smokeping Monitoring of the network

%]3. Install RRDtool and dependent libraries[Email protected] ~]# yum-y install perl perl-net-telnet perl-net-dns perl-ldap Perl-libwww-perl Perl-radiusperl Perl-IO-socket-ssl perl-socket6 perl-cgi-speedycgi perl-fcgi perl-cgi-speedcgi perl-time-hires perl-ExtUtils-MakeMaker Perl-rrd-simple rrdtool Rrdtool-perl Curl fping echoping httpd httpd-devel gcc make wget libxml2-devel libpng-devel glib Pango pango-d

OSG 3.0 three-dimensional visual simulation technology development detailed

. Osgvirtualenvironment:configurable, device-independent virtual reality engine built on top of openscenegraph. Osgaudio:3d Sound Library, combining OSG with Fmod. Osgal:3d Sound Library, combining OSG with OpenAL. Osgmodeling:array-dominated, the use of OSG Giambesel curved surface and other mathematical models of the library. Osgode: A library that combines OSG with Ode, Ode is a physical engine. Osgsmallcity: As stated in its name, the model is a small city. The combination of O

Guacamole Installation and configuration

1. First you need to install the dependent libraries required by guacamoleThe libraries You must install are: Cairo, Libjpeg-turbo, libpng, OSSP UUIDIf the command is executed under the Debian/ubuntu system:sudo Install libcairo2-dev libjpeg62-turbo-dev libjpeg62-dev libpng12-dev Libossp-uuid-devIf the following command is executed in the Fedora/centos/rhel system:sudo Install cairo-devel libjpeg-turbo-devel libjpeg-devel libpng-devel uuid-develThe libraries you can choose to install are: FREERD

Canvas Create matte Picture

install cairo cairo-devel cairomm-devel libjpeg-turbo-devel pango pango-devel pangomm pangomm-devel giflib-devel Solaris pkgin install cairo pkg-config xproto renderproto kbproto xextproto Windows Instructions on our wiki The information on this table is from GitHub. Here I explain the pit I've stepped on: The first time because there is no JPEG i

Installation configuration cacti

Prerequisite: The lamp has been compiled and installed (mysql5.5)First, configure the service side1, note the central host, and enable the virtual host, add a virtual host# cd/etc/httpd/# Vim Httpd.confCommented out: DocumentRoot "/usr/local/apache/htdocs"Enable: # Virtual hostsInclude/etc/httpd/extra/httpd-vhosts.conf# vim/etc/httpd/extra/httpd-vhosts.confDocumentRoot "/web/vhosts/cacti"ServerName cacti.fsy.comOptions Indexesallowoverride NoneRequire all grantedErrorlog "Logs/cati-error_log"Cus

Install smokeping script with one click

#!/bin/bashlocal_ip= '/sbin/ifconfig |grep ' inet addr: ' |grep-ev ' 127.0.0.1 ' | Cut-d:-f2|awk ' {print $} ' |head-n 1 '#install Epel RepoRPM-UVH http://apt.sw.be/redhat/el6/en/x86_64/rpmforge/RPMS/rpmforge-release-0.5.3-1.el6.rf.x86_64.rpm#install require softwareYum-y Install Perl perl-net-telnet perl-net-dns perl-ldap Perl-libwww-perl Perl-radiusperl Perl-io-socket-ssl Perl-socket6 perl-cgi-speedycgi perl-fcgi perl-cgi-speedcgi perl-time-hires perl-extutils-makemaker perl-RRD-Simple RRDtool

(iv) Cacti installation configuration

default to 127.0.0.1, such as:Change the SystemView of 62 rows to all and enable 85 rows: View all included. 1 80, such as:2, installation RRDtool(1) Check and install dependent packages[email protected] ~]# Yum install cairo-devel libxml2-devel pango-devel pango libpng-devel freetype freetype-devel Libart _lgpl-devel Pear Pear-devel(2) Source code installation RRDtool[Email protected] ~]# cd/data1[Email p

Compiling and installing RRDtool

1. Environmental statementCentOS 6.5 x86_64 minimized installation.2. Install the Build toolYum Install GCC3. Install the necessary third-party toolkitYum install zlib zlib-devel libpng libpng-devel freetype freetype-devel libxml2 libxml2-devel fontconfig fontconfig-devel Pixman pixman-devel Cairo Cairo-devel Pango Pango-devel4. Install the Perl development module, or you will get an error when compilingYum

centos6.5 under smokeping Construction

Smokeping ConstructionEnvironment: centos6.5The firewall is off. SELinux DisableYum Source: 163,epelRPM–UVH http://mirrors.neusoft.edu.cn/epel/6/i386/epel-release-6-8.noarch.rpmInstall dependent packagesYum install libxml2-devel libpng-devel pango pango-devel libart_lgpl libart_lgpl-devel freetype freetype-devel Fontcon Fig Cairo Cairo-develYum-y Install httpd HTTPD-DEVLYum-y Install Perl-extutils-makemaker

CentOS7 System Optimization

CentOS7 System Optimization1. Change the Yum sourceWget-o/etc/yum.repos.d/centos-base.repo Http://mirrors.aliyun.com/repo/Centos-7.repo2. Add Full service functionYum Install-y bash-completion3. Turn off the firewallSystemctl Stop Firewalld.service4. Turn off SELinuxSed-i ' S#selinux=disable#selinux=disabled#g '/etc/sysconfig/selinux5. Install common softwareYum Install Lrzsz tree nmap dos2unix-y6. Time Synchronization ServiceModify Time ZoneTimedatectl Set-timezone Asia/shanghaiNtpdate time1.al

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