Ubiquiti Stuck Updating Sometime when you trying update Ubiquiti UniFi AP old firmware updating status may stuck in Network Management Controller GUI. And UniFi AP keeps rebooting. To Fix Ubiquiti Stuck Updating problem we need manual upgrade UniFi firmware.… Continue Reading
How To ChangeProxmox IP Address Step By Step In this article i will show how to change Proxmox server IP address. Proxmox Virtual Environment or PVE is an open-source server virtualization environment, allows deployment and management of virtual machines… Continue Reading
How To View Saved WiFi Passwords in Windows 10 Sometimes we need view saved WiFi passwords in Windows 10 for using it on other devices. In this article I will briefly talk about where to see the saved Wi-Fi… Continue Reading
How To Fix Mavic Pro Flickering Video in Adobe Premiere Often you may encounter a problem with DJI Mavic Pro flickering video. Sometimes it can occur even if you using Mavic pro 2 ND filter. Anyway I recommend always use… Continue Reading
Docker Tutorial. Create Docker Image From Dockerfile In this docker tutorial I will show simple example how to create docker image from Dockerfile step by step. Also I will how build docker image from scratch. If Docker already installed… Continue Reading
6 Linux lsblk Command Examples lsblk useful terminal command for analysis Linux storage devices. lsblk – LiSt BLocK devices. Linux lsblk command lists information about all available or the specified block devices – disks. The lsblk command reads the… Continue Reading
Ubuntu 18.04 LTS Set Hostname Permanently In this article I will show how to set hostname in Ubuntu server 18.04 permanently. Lets say my server old hostname is: serv and should be changed to: serv1. Ubuntu Server 18.04 Set… Continue Reading
Zimbra. Postfix_rbl_override.lmdb: No such file or directory How to fix Zimbra mail server error: lmdb:/opt/zimbra/conf/postfix_rbl_override is unavailable. open database /opt/zimbra/conf/postfix_rbl_override.lmdb: No such file or directory. To build missing postfix_rbl_override.lmdb file run postmap and zmprov. # /opt/zimbra/common/sbin/postmap /opt/zimbra/conf/postfix_rbl_override # /opt/zimbra/bin/zmprov mcf… Continue Reading
How to fix error: add-apt-repository: command not found on Ubuntu This tutorial about how to easy fix error: add-apt-repository: command not found on Ubuntu or Debian Linux systems. When you adding a new PPA repository in your Ubuntu or Debian… Continue Reading
Useful Netcat Examples In this netcat tutorial you can see useful netcat examples to help you use this powerful tool. Netcat (nc – in short) can be called “Swiss army of knife” in Linux network terminal utilities. Netcat can be… Continue Reading