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NoReload Heroes on Nintendo Switch – New Distribution Agreement for StupidStupidGames
My former students got a Nintendo Switch distribution agreement (press release in Polish). Congratulations Suvi, Jussi, Eelis and the whole StupidStupidGames! I can still remember when you published your first beta on my innovation course in 2013 and your first … Continue reading
Posted in Uncategorized
Tagged haaga-helia, Nintendo Switch, NoReload Heroes, Steam, student, StupidStupidGames
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Plenary Speaker and Program Chair in ICIM2018, Oxford
If you are coming to ICIM2018 conference in Oxford, come to say hi. They kindly invited me as a plenary speaker and program chair. 4th International Conference on Information Management (ICIM2018) will be in Oxford, UK, from May 25th to … Continue reading
Posted in Uncategorized
Tagged conference, England, Great Britain, icim2018, London, Oxford, pleanary speaker, presentation, program chair
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Make a Million of Those – Jinja Templating Salt States
Do you need a 50 users and Apache name based virtual hosts for each? If you use salt, you can use loops and variables with Jinja templates on your states. This short example configuration creates three text files with different … Continue reading
Posted in Uncategorized
Tagged code generation, configuration management, for, for-each, for-in, jinja, jinja2, loop, multiple files, muotti, salt, saltstack, silmukka, template, variable
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Name Based Virtual Hosts on Apache – Multiple Websites to Single IP Address
Usually, you have a single IP adress and many websites to hosts. With Apache, you can have many domain names (terokarvinen.com, botbook.com…) on a single IP address (109.74.201.133). Here is a brief list of commands and configuration files for name … Continue reading
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Tagged apache2, VirtualHost, web
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Save Checkbox State to LocalStorage – JavaScript and JQuery Example
You can save your JavaScript variables to browser localStorage. They are saved in the client’s web browser until user decides to “Clear recent history”. Live demo allows you to see how the checkbox state is saved – even if you … Continue reading
Posted in Uncategorized
Tagged beginner, checkbox, example, form, html, html5, input, JavaScript, jquery, localStorage, lomake
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MySQL Automatic Install with Salt – Preseed Database Root Password
MySQL is probably the most popular multi-user database in the world*. It’s part of the most popular web development stack, LAMP (Linux Apache MySQL PHP). This article shows a Salt state to automatically install MySQL on Ubuntu. As the package … Continue reading
Posted in Uncategorized
Tagged configuration management, database, mysql, preseed, root, salasana, salt, saltstack, tietokanta, ubuntu
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Remotely Unlock Screensaver on Xubuntu Linux – sudo loginctl unlock-sessions
To unlock a locked Xubuntu Linux workstation, you can use ‘sudo loginctl unlock-sessions’ and alt-ctrl-F7. This command works over SSH and over Salt, but obviously it requires root access to target computer.
Posted in Uncategorized
Tagged deactivate, locked, open, salt, saltstack, screen, screensaver, short, unlock
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Shorter Salt Ouput with –state-output terse
To get shorter output when configuring slaves with salt, use $ sudo salt ‘*’ state.highstate –state-output terse If you’re just getting started, you should install salt first. To get even cleaner output, you can get rid of useless warning.
Posted in Uncategorized
Tagged configuration management, conviniency, DevOps, salt, Salt Stack, short, tip
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