For Debian 10 wireless intel 8260,
Method
To install the wifi for the Intel Corporation Wireless 8260 , download the driver from here, extract it then copy it to your /lib/firmware:
wget https://wireless.wiki.kernel.org/_media/en/users/drivers/iwlwifi-8000-ucode-16.242414.0.tgz
tar xvf iwlwifi-8000-ucode-16.242414.0.tgz
cd iwlwifi-8000-ucode-16.242414.0
cp iwlwifi-8000-ucode* /lib/firmware
modprobe iwlwifi
Alternative method
1.Add “non-free” component to /etc/apt/sources.list, for example:
# Debian 10 "Buster"
deb http://httpredir.debian.org/debian/ stretch main...
How to access Ubuntu from Windows remotely
Grub Customizer is a great application, it allows you to add or edit menu entry and change the default OS boot with GUI. It also allows you to customize the look of your grub menu including changing the background and the fonts of your entry.
How to Install Grub...
For Debian 9 Stretch wireless intel 6205,
1.Add “non-free” component to /etc/apt/sources.list, for example:
# Debian 9 "Stretch"
deb http://httpredir.debian.org/debian/ stretch main contrib non-free
2.Update the list of available packages and install the firmware-iwlwifi package:
# apt-get update; apt-get install firmware-iwlwifi
3.As the iwlwifi module is automatically loaded for supported devices, reinsert this module to...
It sounds like you don't have the GD extension installed. I don't use Ubuntu any longer, but I think it may be named php5-gd, so you'd need to install that package and restart your webserver and it should then work.
Ubuntu 16.04 comes with PHP7 as the standard, so...