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Joined 1 year ago
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Cake day: July 2nd, 2023

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  • Tetsuo@jlai.lu
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    toSelfhosted@lemmy.worldSimple mail server
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    21 days ago

    If you do self host I suggest reading carefully the Gmail guidelines for mails. They are the leaders in the field and they dictate the level of security required.

    DNS forward and reverse, DKIM, SPF, DMARC, ARC, DANE, bounce signature etc. Email is indeed a very complicated thing to host. I work on emails system all day and and I wouldn’t host my own mail.

    Even worse I’m hoping email disappear and another technology takes it place. Emails are unreliable and outdated, they need to go.






  • Have you checked when the file was last modified.

    If it fits the date you did the Spotify command then I wouldn’t worry much about it.

    If you still are concerned you can send the file to virustotal to be safe.

    If it’s more concerning for you for a functional reason then move the file elsewhere if nothing break you should be fine.


  • Tetsuo@jlai.lu
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    toLinux@lemmy.mlMy First Regular Expressions
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    6 months ago

    Good job !

    I highly recommend trying out the various online regex editor.

    These WISIWIG kind of editors are great because you immediately see what the regex is catching and for what reason.

    I took the first one in my search results but try different ones.

    https://regex101.com/

    Also I used GPT to get some regex for some specific strings and it can be helpful to get a quickstart at building a specific regex.

    In that case I was building a regex for a specific log from postfix.

    PS: just make sure to select the correct flavor of regex you are using in these online tools.

    Edit: Also one of my favorite YT channels has pretty cool videos on RegEx : https://youtu.be/6gddK-cOxYc?si=0bnNkSDzifjdxwjU





  • The difference with tile is that it can be used on any platform hence why I’m mentioning it.

    Airtag can only be tracked by iphones. Samsung tags only by Samsung phones.

    Tiles can be tracked by both an Android phone and an iphone even though the latter will probably never happen.

    Right now I have an electric scooter with the Find My feature and I can’t use it because I don’t own any apple products.

    My only hope is that the EU forces yet another regulation to force intercompatibility in these devices and guarantee that they cannot be used by creeps too easily.

    One can hope.

    In the meantime I bought a bunch of Tiles that I just noticed are all out of battery one year after buying them…

    In any case there is barely any tile users where I live so all of that is pointless. The Apple network is the one I would benefit from using but as usual it’s completely closed down…





  • It’s the opposite, I don’t make any assumptions on OP’s knowledge but my understanding of your comment is that you are assuming that he is just the average Joe that likes Linux but might not be able to teach on the subject.

    I just told him that teaching is an avenue he could look into and he agreed. Nothing more here.


  • Do you know if OP has certifications or experience?

    Do you know how knowledgeable he is on Linux ?

    Beside I will say it again, you can totally teach introductory courses on some subjects without being an expert on it.

    And in practice, I have definitely seen people teaching with tons of certifications and alleged expertise on the topic but who couldn’t teach anything. And that was of very expensive courses on rather specific Linux topics.

    I personally would much prefer to be introduced to a new subject (like BASH101) by someone who has zero certifications but some experience and a real ability to teach.

    Because I have seen a lot of super certified teachers who ends up unable to teach anything and who are recycling the same course without any practical experience in the last decade.


  • It wouldn’t have been complicated to add a warning for SMS messages.

    The simplest explanation is that Signal is a secure messenger, so the app shouldn’t let you send insecure messages.

    Well that’s the reason I think it will become an app dedicated to a few elitist users. If an app lets me do unsecure things after numerous warnings and popups it should be fine.

    That’s how you make thing secure. You convince people afraid of security/complexity to use Signal and hope one day there is more than 1% of their contacts that could handle secure messaging.

    a few users but they’re not trying to gain maximum market share

    Are you saying they don’t want their messaging app to be popular?

    If your purpose is to secure as many people communication then this will never work by targeting only the most technical users…


  • Tetsuo@jlai.lu
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    toLinux@lemmy.mlHow to make money with Linux (non coder)
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    9 months ago

    If you like teaching/training that could be an avenue to make money with some of that knowledge.

    You would need to consolidate that knowledge and show that you have a good enough understanding of that topic to teach it but it’s a pretty good way to learn more and make some money along the way.

    Not every training needs to be kernel level types of expertise, a lot of people train on the basics of Linux and could use some training. For instance many business will send admins that are knowledgeable on Windows to learn also on Linux so they can do both at the same time.