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<p>If you're familiar with Git (the revision-control system), I have accounts on the following:
<ul>
<li><a href="https://github.com/phtan/">
Github, at the user-name phtan
</a>
</li>
<li><a href="https://gitlab.com/phtan">
Gitlab, at the same user-name
</a>
</li>
</ul>
</p>
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