TheFern2

#!/bin/bash.exe

# This script opens a given directory up in the Windows file explorer. I did
# this to make it easy when opening directories in the Cygwin system using
# the explorer.
#
# To install:
#
#   $ touch /usr/bin/opene
#   $ vim /usr/bin/opene

TheFern2

Installing Fish shell on MacOS (Intel and M1) using brew

Fish is a smart and user-friendly command line (like bash or zsh). This is how you can instal Fish on MacOS and make your default shell.

Note that you need the https://brew.sh/ package manager installed on your machine.

Install Fish

brew install fish

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Multiple SSH Keys settings for different github account

create different public key

create different ssh key according the article Mac Set-Up Git

$ ssh-keygen -t rsa -C "your_email@youremail.com"

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set -e, -u, -o, -x pipefail

The set lines

• These lines deliberately cause your script to fail. Wait, what? Believe me, this is a good thing.
• With these settings, certain common errors will cause the script to immediately fail, explicitly and loudly. Otherwise, you can get hidden bugs that are discovered only when they blow up in production.

• set -euxo pipefail is short for:

set -e
set -u

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Step by step instruction how to install CUDA 11 Ubuntu 20.04

NVidia Ubuntu 20.04 repository for CUDA 11

If you need CUDA Tolkit 11 with nvcc, other tools and libraries you can install it from NVIDIA Ubunutu 20.04 repository.

Add Ubuntu 20.04 repository

TheFern2

import java.io.FileDescriptor;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintStream;

public class HelloWorld{
	private static HelloWorld instance;
    public static void main(String[] args){
        instantiateHelloWorldMainClassAndRun();