Creating a Repository on GitHub:  ------------------------------------------   1. Sign in to GitHub  2. Click the "+" sign beside your profile and click "New Repository"  3. Provide repository name and other necessary things if needed.    Pushing Code/project folder into GitHub Repository:  -------------------------------------------------   1. Go to the project location on your pc/laptop.  2. Enter into the Project.  3. Right click on mouse and select "Git Bash Here"  4. Run the following commands SEQUENTIALLY -              git init             git add -A ( add your files )             git status             git commit -m "Your Message" ( commit locally )             git remote add origin GITHUB HTTPS PROJECT LINK                                    ...
       Head commit :       In Git, the commit you are currently on is known as the  HEAD commit. In many cases, the most recently made commit is the HEAD  commit.   To see the  HEAD  commit, enter:   git show HEAD    The output of this command will display everything the  git log command  displays for the  HEAD  commit, plus all the file changes that were committed.     For example:  Enter the command to show the  HEAD   commit.                                           Notice the output. The ghost's most recently added line is in green text.       Git Checkout:      What if you decide to change the ghost's line in the working directory, but then decide you wanted to discard that change?      You  could  rewrite the line how it was originally, but what if you forgot the exact wording? The command   git checkout HEAD filename    will restore the file in your working directory to look exactly as it did when you last made a c...