Turn off additional telemetry from Mozilla Firefox

For starters I wouldn’t co all the paranoic about Mozilla getting some telemetry as most of them are not about privacy. Some of you probably will want to disable those also this could help speed up Firefox a bit.

Get into internal settings by typing about:config in url bar and turn all of these to false by double clicking

I wouldn’t recommend you to do this on any non-stable channel release as those are heavy related with telemetry and making Firefox great.


Windows – Hidden windows outside our eye sight

When we are using multiply monitor setup sometimes badly coded application vanish from our eye sight .

With this little hack we can recover almost every window:



Hidden file inside file, your own file inception

We download lots of pictures: cats, dog and weird things from image boards and other sites from web.

Most of us don’t know it but common practice on some image board is embedding files into picture files.


How to add file to image so the image wont get corrupted but will be readable like normal pictures?

We will need:

  1. Compressing software like 7-zip
  2. Picture we will use as our hide base
  3. File which we want to embed

Embedding file:

To extract embedded file from image use:


How to scan your image collection to extract hidden content from them?

We can use command below for that: