13: Permission denied while connecting to upstream: nginx While deploying nginx reverse proxy i came across this error. This turns out...

How To  Check statistics of Apache Web Server (httpd) on CentOS/RHEL and Ubuntu Apache is a world’s most popular, cross platform HTTP we...

How to install IIS on Windows 10 IIS is included in every Windows installation but it is not enabled by default. I'll describe h...

How to Install Ioncube loader on CentOS? To use ioncube encoded files we need to install Ioncube loader on the web server. Add the module ...

Certificate Error:  This site is not secure, Your PC doesn’t trust this website’s security certificate.  Error Code: DLG_FLAGS_INVALID_CA ...

How to install PFX certificate in Linux and without PEM Passphrase You must be Annoyed seeing the certificate error in web browser for...

 Error: curl: (60) SSL certificate problem, verify that the CA cert is OK curl -o test.wsdl https://ems.example.com/ws/emsInterfacePor...

Apache Start Fails with Following Error undefined symbol: proxy_module ? Solution: Add Following Line in  /etc/httpd/conf/httpd.conf ...

How to get tomcat working on Linux. Apache Tomcat, often referred to as Tomcat Server, is an open-source Java Servlet Container devel...

Apache Tomcat, often referred to as Tomcat Server, is an open-source Java Servlet Container developed by the Apache Software Foundation (AS...

Issue: in.example.com uses an invalid security certificate. The certificate is only valid for the following names: *.secure.example.com, s...

How to run both Apache and nginx on one machine When you try to run both the services on same port and IP it will give you error like ...