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David Yin's Blog
Tech geek. Life geek.

L.A.M.P. (Page 2)

Make the PHP support Microsoft Access MDB file on Ubuntu 18.04

2019-11-14
In: L.A.M.P.
Tagged: access, database, mdb, microsoft, php7.2, ubuntu

The very first step is to prepare the Ubuntu server. I installed the Ubuntu 18.04 on a VM with 1CPU, 1024MB memory and 16GB storage room. After the installation. Start the Ubuntu server and ssh to it.Continue 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

Force IPv4 when using APT command in Ubuntu

2019-05-21
In: L.A.M.P.
Tagged: command, tips, ubuntu

Sometimes you may want to disable IPv6 when using apt update command or some other apt operation. If you want to use IPv4 in one command, just run following: If you want to force to use IPv4 for all apt operations, add a new file under /etc/apt/apt.conf.d/ Then add aContinue Reading

Nginx : Unit nginx.service is masked

2019-05-21
In: L.A.M.P.
Tagged: error, nginx

Complied a Nginx server to the latest version and also add Brotli support, but get the following error message: Solution To fix the problem, or error, just unmask with the command:  Continue Reading

How to upgrade Proxmox Virtual Environment 5.4.x

2019-04-28
In: L.A.M.P.
Tagged: Proxmox, update, upgrade

I am using a Proxmox VE for a while. It is almost one month I start to use Proxmox VE 5.3-8. I noticed that Proxmox VE has newer version released. Now it is v5.4-4. I have not subscribe the license of PVE.   Here is a simple guide to showContinue Reading

How to add watermark on the image through Ubuntu terminal

2019-04-03
In: L.A.M.P.
Tagged: composite, Image::Magick, jpg, watermark

This how-to is tell you how to add a watermark on the image file. The image file is youtube.jpg, 1024×768. I would like to add a watermark to the youtube.jpg. The watermark is a small picture.  Continue Reading

How to resize an image through the Ubuntu terminal

2019-04-02
In: L.A.M.P.
Tagged: command, ffmpeg, resize, terminal, ubuntu

Now I have an image in the Ubuntu server. I need to resize it. The original image is youtube.jpg, size is 1024X768. https://images.g2soft.net/image/Ai8 Install FFmpeg  Continue 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

How to enable the VM auto-boot in Proxmox VE

2019-03-27
In: L.A.M.P.
Tagged: auto-boot, boot, container, order, Proxmox, VM

After the setup of my first Proxmox VE, I need to shutdown and startup your Proxmox hardware node. There are many reasons for this such as adding new hardware or to apply new kernel updates. Before shutting down the Host machine, I have to shutdown the LXC container and allContinue Reading

Another way to move Virtualbox VDI to Proxmox VE

2019-03-26
In: L.A.M.P.
Tagged: "virtual machine", convert, import, Proxmox, virtualbox

There is another way to do the importing Virtualbox VDI to Proxmox VE 3.5-8. Similar to my previous post. Step 1, Copy the VDI into the Proxmox VE host No need to covert the VDI file to RAW format. Just copy the vdi file into the local folder. For me,Continue Reading

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