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+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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title = "Git"
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date = 2024-09-18
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slides = true
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+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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# Git
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-------------------------------------------------------------------------
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The 4 Ws of Git
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-------------------------------------------------------------------------
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WHAT is Git?
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WHO is Git made for?
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WHY is Git used?
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WHEN is Git used?
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Last but not least, HOW do we use Git?
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Let's start with the WHAT
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Git is tool that's used in the programming Industry.
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Specifically to track project work done, and the changes to files we've made.
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The more correct term is Source Control.
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It is NOT a programming language.
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Now we move onto the WHO.
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Git is a tool made for (usually) us programmers to track the work we've done.
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Programmer socks (not) included.
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-------------------------------------------------------------------------
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Now we need to ask the WHY.
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Why would we need a tool like this?
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Why not use Google Drive instead?
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I will find your IP address.
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In all honesty,
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It's to help keep track of who did what.
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And to work on unique features...
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without affecting the main area/branch (we'll return to this) of our work.
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Now finally the WHEN.
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When DO we use git?
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Because Git keeps track of the changes we've made to files,
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We can then use it to commit and stage these files,
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and push them to a place where we can store them.
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This place is called a Repository.
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But, an interesting feature of git, is that it allows you to time-travel.
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Meaning that if a project breaks, you can go back to before it broke.
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Now I hear you in the audience asking...
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Why not use SVN?
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The answer is simple.
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
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An actual answer is that Git is Distributed, and SVN in centralized.
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Simply put, devs can store their changes locally on their machines,
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where on SVN they're stored on a central system.
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With a central system you NEED to be connected at all times to work on it.
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You can work locally on git without having to be connected,
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and then push once you're reconnected.
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-------------------------------------------------------------------------
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Back to git.
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-------------------------------------------------------------------------
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Let's start with the basics.
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-------------------------------------------------------------------------
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# Live demonstration time
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Please get your laptop out
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-------------------------------------------------------------------------
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How to download git & git LFS
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## Download
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<<https://git-scm.com/downloads>>
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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<<https://forgejo.skynet.ie/Skynet/deploy_user>>
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-------------------------------------------------------------------------
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Don't do this
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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Setup SSH key (see Readme.md))
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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
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-------------------------------------------------------------------------
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````bash
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git init
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git remote add origin <repo_url>
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git pull origin <branch_name>
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git add <file_name>
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git commit -m "<commit_message>"
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git push origin <branch_name>
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````
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-------------------------------------------------------------------------
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``https://<username>.users.skynet.ie/``
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