Reinstalling anaconda causes command prompt to break - windows

This issue boggled my mind! I uninstalled and reinstalled anaconda today because the activate environment command caused an error every time it was run.
Hoping to make progress, things rather went the other direction. Command line closes immediately after opening (too fast to see), and on powershell I get the following error without having written any command:
Running any conda command brings back the same error. I've searched but I'm a bit stuck, given that it's a fresh install. I can't run conda install anaconda-clean because it fails with the same error.

Related

installing conda packages (using conda forge) suddenly results in unexpected error (can't activate environment, install packages, etc.)

Once I have installed Anaconda, I can activate an environment. I installed pandas, h3-py with conda-forge. Then I tried to do same with geopandas. Solving environment hangs (for entire day). I use Ctrl-C to stop process. Then I cannot install any packages or even activate environments without just getting an unexpected error, and an error report.
I have installed and uninstalled anaconda, I have even done a clean install of Ubuntu (thinking there was something sitting somewhere ruining things), but I still get to the same point (can't activate environments, neither in terminal nor in anaconda GUI).

Nose - Nosetests runs on first attempt but fails on all further tries

I've installed Nose using pip, when I run nosetests it executes perfectly fine. But when i try it a second time I'm presented with an error:
SyntaxError: Non-UTF-8 code starting with '\x90'
I've then proceed to remove nose and reinstall again with pip. But i keep encountering the same problem. It will work on the first test nosetests but any subsequent tries I'm greeted with the aforementioned error.
Fixed recurring issue by updating Microsoft Framework.

Anaconda continue installation on Linux

I was installing anaconda for my Ubuntu 18.04 machine but I happened to exit the terminal accidentally after a couple of hours. I wish to resume the installation process at that step where it was installing various packages like sklearn, qt, etc.
I get the following error when I run bash Anaconda3-2018.12-Linux-x86_64.sh and give the path where I want my conda home to be (not the default home folder)
ERROR: File or directory already exists: '<path_to_anaconda>/anaconda3'
If you want to update an existing installation, use the -u option.
How do I approach this error? How do I recover from partial installation?
Also conda update --all gives an error conda:command not found

Anaconda Installation Error

I am trying to reinstall anaconda 64 bit on Windows 10 to use Python 3.6 and the installations works right till the end but it fails executing the post install script with following error.
You have some missing files, try to uninstall and download it again. Don't try to pause the files, it might cause these kind of errors.
I got it running after installing in a different directory. Just make sure you don't install it in the default location provided. I made a new directory in C-Drive and installed anaconda in it. My install location is C:\Anaconda3. And it worked finally

Ruby devkit installing issue

I've been trying to install ruby dev kit and following the instruction on this page.
http://rubyonwindowsguides.github.io/book/ch02-04.html
My problem is that when I run rb.dk in the devkit directory, it quits before i am able to do anything (so i am not able to follow next steps).
I really appreciate all help.
run it in a cmd prompt as C:\Ruby\devkit>ruby dk.rb.
Running it by associating the CLI with the file causes the cmd prompt to close as soon as the ruby interpreter stops.

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