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How to Fix apt-get update GPG error BADSIG on Ubuntu or Debian

apt-get update GPG error BADSIG

Today I encountered another apt-get update GPG error, this time I got error message BADSIG : [crayon-5da9e2e82311d916367032/] After a few research I found the solution from askubuntu and stackexchange. Please use the following commands to get rid of your problem. [crayon-5da9e2e823131716235983/] Please do that with the corresponding error key from your error message log. The next step i...

How To Install and Configure HAproxy on CentOS 6

haproxy-logo

In this tutorial we will show you how to install and configuration of HAProxy on your CentOS 6 server. For those of you who didn’t know, HAProxy is a free and open-source Linux application used for load balancing network traffic. This article assumes you have at least basic knowledge of linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation...

How To Install ClamAV on CentOS 6

ClamAV-logo

In this tutorial we will show you how to install and configuration of ClamAV on your CentOS 6 server. For those of you who didn’t know, ClamAV is an open source (GPL) antivirus engine designed for detecting viruses, malware and other malicious threats on Linux.  It’s easy to use and best for Linux based Web & Mail server. In this article, I will show you through the step by step install...

How To Install PPTP VPN on CentOS 6

PPTP-VPN

In this tutorial we will show you how to install and configuration of PPTP VPN on your CentOS 6 server. For those of you who didn’t know, The Point-to-Point Tunneling Protocol (PPTP) is a method for implementing virtual private networks. PPTP uses a control channel over TCP and a GRE tunnel operating to encapsulate PPP packets. The PPTP specification does not describe encryption or authenticat...

How To Install Htop on CentOS 6

htop-process-monitoring-tool

For those of you who didn’t know, Htop is an interactive and real-time system-monitor process-viewer written for Linux. It is designed to replace the Unix program top. It shows a frequently updated list of the processes running on a computer, normally ordered by the amount of CPU usage. Unlike top, htop provides a full list of processes running, instead of the top resource-consuming pr...

How To Fix 502 Bad Gateway Error on Nginx

In this tutorial we will show you how to fix 502 bad gateway error on Nginx web server. If you run a Nginx web server you may have already encountered the annoying 502 bad gateway errors. This is pretty common error, are generated most probably by the PHP or  FastCGI buffer and timeouts settings. This tutorial shows you how to fix nginx 502 bad gateway on the nginx webserver. This post shows ho...

How To Install VestaCP on CentOS 6

vesta-cp

For those of you who didn’t know, VestaCP is an open source hosting control panel currently supports both RHEL flavoured Linux releases (Red Hat, CentOS) and Ubuntu. It comes with all necessary software to run and manage your websites hosted on your VPS. This article assumes you have at least basic knowledge of linux, know how to use the shell, and most importantly, you host your site on your ...

How To Protect Directory With Password on Nginx

Unlike Apache, Nginx does not have any .htaccess file. Password protection is achieved by using the Nginx HttpAuthBasic module directives in the configuration file. For future reference, I will show you a steps to protect directory with password on nginx. This article assumes you have at least basic knowledge of linux, know how to use the shell, and most importantly, you host your site on your o...

How To Install Apache SVN on CentOS 7

subversion-logo

In this tutorial we will show you how to install and configuration of Apache Subversion on your CentOS 7 server. For those of you who didn’t know, Apache Subversion which is commonly referred to in its abbreviated form as SVN, (named after the command name SVN) is a popular software versioning and revision control system which is distributed as a free software under the Apache License. Mainly ...

How To Install Rar/Unrar Packages on Ubuntu

In this tutorial we will show you how to install and configuration of Rar/Unrar on your Ubuntu. For those of you who didn’t know, RAR is most popular tool for creating and extracting compressed archive (.rar) files, but unfortunately rar tool doesn’t pre-installed under Linux systems, we need to install it using third-party tools to open, extract, uncompress or unrar a archive files. By def...