Quick References

As a constant learner, I get to touch upon many ideas in different areas. This category is for me to capture those ideas which I felt people may reference to get ahead of their tasks. Most of the time, I do come back to this section of my blog to remember what I had learnt in the past.

How to make your Raspberry Pi Zero W camera see an ultra-wide view

While I was organising cabinet, I found a pack of Camera Lens Kits for mobile phones.

Since I am using my Raspberry Pi Zero W as a surveillance camera, I figured that it would be useful if I can use the Fisheye lens in the pack to make my camera see a wider view.

This post shows how you can make a Raspberry Pi Zero W camera see an ultra-wide view.


How to setup Python Imaging Library, Pillow, on Raspbian Stretch Lite for processing images on your Raspberry Pi

When you are building a Raspberry Pi project that deals with images, the Python Imaging Library, Pillow can be very useful. For example, if you connect a camera to your Raspberry Pi 2 or 3 and took a picture, you may want to resize the picture before sending it to a server endpoint.

In case you have trouble setting up Pillow on Raspbian Stretch Lite, this post is for your reference.

How to connect your Raspberry Pi to your iPhone WiFi hotspot via Raspbian Stretch Lite

Raspberry Pis with WiFi are very useful for building prototypes that connect to services on the Internet.

In case you need a Raspberry Pi with in-built WiFi, you can get one of these:

An operating system is needed for running your Raspberry Pi and Raspbian Stretch Lite is an ideal choice for server based applications.

Although Raspbian Stretch Lite does not have a graphical user interface, it is not difficult to get it to connect to a WiFi hotspot.

If you wish to use your iPhone as a WiFi hotspot for your Raspberry Pi prototype, read this post to find out how to connect Raspbian Stretch Lite to your iPhone hotspot.

How to turn on WiFi Personal hotspot on your iPhone so that multiple devices can connect to the Internet

When you want to get multiple IOT devices to send data to the Internet, your iPhone can be very handy. After all, you can connect those devices to the Internet via your iPhone WiFi Personal hotspot.

Whenever you need some reference, you can read this post to understand how to turn on WiFi Personal hotspot on your iPhone.