How to rotate only one page of a pdf file

Bring up the "Pages" pane on the left side, then select page 2, right-click and select to rotate the page.

reference:
https://answers.acrobatusers.com/How-do-I-rotate-one-page-only-of-a-20-page-document-q106715.aspx

Time machine backup stops before completion with no error message or backup records

A potential solution is to backup using the safe mode.

Here is the source (a discussion): https://discussions.apple.com/thread/8251224

updated .bashrc file but file names still don't show colors?

Try updating .profile file

How to add temperature/weather forecast stickers on Snapchat

First you have to make sure you are allowing geo-filters:

1.go back to snapchat camera, click on your profile picture on top left
2. Tap on the Gear icon on top right to enter settings
3. Under "additional services", click Manage
4. Make sure Filters are on

Then you can add stickers.
1. Take a photo (it has to be taken by Snapchat camera)
2. Tap on sticker icon on the right panel
3. tap on the star on top
4. tap the temperature logo, it will be added to your photo
5. tap on the temperature again to turn it into weather forecast chart
6. Tap again to select F or C