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David Yin's Blog
Tech geek. Life geek.

how-to

How to check the SMB version

2020-10-24
In: Software
Tagged: how-to, PowerShell, share, SMB, Windows 10

I have NAS in my home network. It provides some shared folders. I mapped the drive with this kind of shared folders. It depends on the SMB service to connecting them. Wikipedia has a page for SMB or Server Message Block. The SMB protocol was designed to allow computers toContinue Reading

Fix the problem of house Furnace Pilot Light

2020-10-12
In: My Life
Tagged: forced air heating, furnace, how-to, pilot light

It is Autumn now. The temperature is under 15°C during the daytime, under 10°C at nighttime. So it is time to turn on the furnace because my house is heated by a forced-air heating system. I turned the thermostat to 20, but nothing happens. So I go to check theContinue Reading

How to Configure Network Interfaces on Ubuntu 20.04

2020-08-31
In: L.A.M.P.
Tagged: "ip address", command, how-to, net-tools, Ubuntu 20.04Lts

There are a lot of guidelines online to show you how to configure the Network Interface. Here is my own records for Ubuntu 20.04. The configuration file of Network interface is /etc/network/interfaces The sample of Static IP config on eth0 interface as below   After the change, use the followingContinue Reading

How to setup a Client Bridged with DD-WRT router

2020-07-04
In: Hardware, Web & Network
Tagged: "client bridged", "WZR-HP G300NH", DD-WRT, how-to, WiFi, wired, wireless

I have a main (primary) router with the Internet connection in the living room.  And I have two devices in the basement. How I make them connect to the Internet is a problem. Here I use secondary router wireless connect to the primary router. And two devices wired to connectContinue Reading

How to Digitize Your Most Important Paper Files

2019-12-09
In: Reviews
Tagged: digitize, how to digitize, how-to

Are you looking for ways to preserve vital paperwork? Paper can only last for so many years, even when you preserve it well. This is one reason why people are digitizing their most important documents. If you read on, you’ll learn how to digitize and why it matters. We alsoContinue Reading

High CPU usage on Dell Inspiron 5570

2019-11-25
In: Hardware
Tagged: CPU, dell, how-to, laptop, problem, usage, Windows 10

It is in November 2019. There is a laptop, Dell Inspiron 5570. It is my mother in law’s laptop. Recently she found it is so slow and ask my help. I connected this laptop through Teamviewer. I checked the CPU usage and found it is so high and the temperatureContinue Reading

Migrating GitLab to another Server from Ubuntu 16.04 to Ubuntu 18.04

2019-11-08
In: L.A.M.P.
Tagged: git, Gitlab, how-to, migrate, Proxmox, server, ubuntu

Because my old Gitlab is running on a Ubuntu 16.04 server. The latest LTS version of Ubuntu is already 18.04 for more than one year. I was thinking about to directly upgrade the server from 16.04 to 18.04.  There are still some chances it may fail and the server mayContinue Reading

php script timeout on php7.2-fpm and Nginx Webserver

2019-10-23
In: L.A.M.P.
Tagged: how-to, php script, php-fpm, php7.2, solution, timeout

Here is the background. It is a php script that is accessed through a browser. Server: Ubuntu 18.04 Web server: Nginx 1.14 php: php7.2-fpm   The script always stoped on 60 seconds. The Nginx error log is shown below: 2019/10/23 14:05:18 [error] 996#996: *950 upstream timed out (110: Connection timedContinue Reading

Hot to fix the problem on the new installation MariaDB

2019-03-29
In: L.A.M.P.
Tagged: Adminer, error, how-to, MySQL, solution, ssh

After the installation of MySQL server or MariaDB on Ubuntu, I would like to use phpMyAdmin or Adminer to access the MySQL server. But the first time the error comes like below. Access denied for user ‘root’@’localhost’ mysqli_real_connect(): (HY000/1698): Access denied for user ‘root’@’localhost’   Here is the solution toContinue Reading

OneDrive could not launch on Windows 10

2017-10-25
In: Software
Tagged: error, how-to, microsoft, OneDrive, Windows 10

It said: This application failed to start because it could not find or load the Qt platform plugin “windows” in “”. Reinstalling the application may fix this problem. My current Windows 10 is version 1703, OS build 15063.674. I knew OneDrive is the builtin with Windows 10. It can notContinue Reading

Bashrc is not loading? (Fixed)

2017-05-29
In: L.A.M.P.
Tagged: bash, color, how-to, ssh, VPS

I have the .bashrc file, but it is not loading when I connect my VPS through SSH. The content of .bashrc looks like below: It provides a colorful terminal look. How to fix the problem of .bashrc not loading?Continue Reading

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