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Category: Configurations (Linux)

How to fix CentOS 5 or 6 error: YumRepo Error: All mirror URLs are not using ftp, http[s] or file

Rumi, December 6, 2020July 9, 2021

The error looks like- And here goes the resolution (please carefully update/use the exact CentOS version you are using, in my case it was CentOS 6.9) 1. Go to /etc/yum.repos.d/ directory: # cd /etc/yum.repos.d/ 2. Make copy of original file: # cp CentOS-Base.repo CentOS-Base.repo.old 3. Open and edit file with…

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Force Stop Proxmox LXC

Rumi, November 21, 2020

First try to unlock the pct (assuming your troubled container is 101): pct unlock 101 if it works just stop and start again the vm. if it does’nt work (my case) try to stop with this lxc-stop –name 101 if it’s does’nt work (my case) you can force stop with…

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Install OnlyOffice Document Server on Ubuntu 16

Rumi, November 21, 2020

Step 1: Install ONLYOFFICE Document Server Please note that OnlyOffice document server requires at least 2GB of RAM. An additional 2GB of swap space is recommended. OnlyOffice document server depends on PostgreSQL, Node.js, Redis Server, RabbitMQ server and Nginx. The following steps are tested on a Ubuntu 16.04 server but should…

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Installing wkhtmltopdf on Debian 7.8

Rumi, November 17, 2020July 17, 2021

Installing wkhtmltopdf on Debian 7.8 to dynamically create PDF documents from HTML. apt-get update aptitude install xfonts-base xfonts-75dpi fontconfig mkdir ~/src/wkhtmltopdf -p cd ~/src/wkhtmltopdf wget https://github.com/wkhtmltopdf/wkhtmltopdf/releases/download/0.12.2.1/wkhtmltox-0.12.2.1_linux-wheezy-amd64.deb dpkg -i wkhtmltox-0.12.2.1_linux-wheezy-amd64.deb Src: https://fedir.github.io/web/blog/2015/09/01/install-wkhtmltopdf-on-debian-7.8 https://github.com/wkhtmltopdf/wkhtmltopdf/releases/0.12.2.1/ https://github.com/wkhtmltopdf/packaging/releases/0.12.6-1 https://stackoverflow.com/questions/38262173/how-to-correctly-install-wkhtmltopdf-on-debian-64-bit

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Disabling graphical (GUI) login in Debian wheezy/7

Rumi, November 17, 2020November 17, 2020

If you’d like to disable webgui mode of Debian wheey, run the commands in the terminal as root- update-rc.d -f gdm remove update-rc.d -f gdm3 remove update-rc.d -f wdm remove

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Remove Proxmox Subscription Notice

Rumi, November 1, 2020

Copy and paste following command to the terminal (6.1 and up) sed -i.backup “s/data.status !== ‘Active’/false/g” /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js && systemctl restart pveproxy.service (6.2-11 and up) sed -i.backup -z “s/res === null || res === undefined || \!res || res\n\t\t\t.false/false/g” /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js && systemctl restart pveproxy.service (6.2-12 and up)

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Install Multipath on Debian Server

Rumi, November 1, 2020

Note:  This installation is tested on Debian 10 (Buster) edition. It might work for other versions of Debian as well. DMM Setup Overview DM-Multipath includes compiled-in default settings that are suitable for common multipath configurations. Setting up DM-multipath is often a simple procedure. The basic procedure for configuring your system…

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Install PHP 7.4 / 7.3 / 7.2 / 7.1 on Debian 10 / Debian 9

Rumi, October 26, 2020October 26, 2020

Add PHP Repository SURY, a third-party repository which offers PHP 7.4 / 7.3 / 7.2 / 7.1 for Debian operating system. By default, Debian 10 ships PHP v7.3. So, you can either install PHP v7.3 from Debian repository or SURY repository. Skip this section if you want to install PHP…

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Multiple or Two Default Gateways on One System

Rumi, October 26, 2020

Problem Description You have built two or more network cards into one Linux system and each of these cards has its own default gateway. By default, you can only have one default gateway on a system. The case described would lead to asynchronous routing, whereby the router would reject the…

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Install LAMP on CentOS 7 with PHP 5.4/7.0/7.1/7.2/7.3/7.4

Rumi, October 26, 2020

Preliminary Note In this tutorial, I use the hostname server1.example.com with the IP p 192.168.0.100. These settings might differ for you, so you have to replace them where appropriate. I will add the EPEL repo here to install latest phpMyAdmin as follows: rpm –import /etc/pki/rpm-gpg/RPM-GPG-KEY* yum -y install epel-release To edit files on…

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Myself…

Hi, I am Hasan T. Emdad Rumi, an IT Project Manager & Consultant, Virtualization & Cloud Computing and Public Key Infrastructure Savvy from Dhaka, Bangladesh. I have prior experience in managing numerous local and international projects in the area of Telco VAS & NMC, National Data Center & Naitonal PKI Root and Enterprise CA Infrastructure. Also engaged with several Offshore Software Development Team.

Worked with Orascom Telecom-Banglalink, Network Elites as VAS partner, BTRC, BTT (Turkey) , Mango Teleservices Limited and Access to Informaiton (A2I-UNDP) and at Oracle Corporation as Principal Technology Solution (Cloud) Architect.

And currently being employed at Huawei Technologies (Bangladesh) Ltd. as Advanced Business Development Lead (Cloud) in the south asia region.

You can reach me [h.t.emdad at gmail.com] and I will be delighted to exchange my views.

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