First Steps on a New Virtual Private Server – an Example on DigitalOcean and Ubuntu 16.04 LTS

These short notes list example first steps when manually configuring a new virtual private server on DigitalOcean and configuring a DNS name on NameCheap. Always use good passwords. Only good passwords. Good passwords every moment.

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Hello Puppet revisited – on Ubuntu 12.04 LTS

Learn “Hello Puppet World” in 5 minutes. Write one-liners & modules. Meet the configuration management system used by Google and Wikipedia.

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Javascript Basics – variable function loop if-then-else print

Learn the very basics of Javascript: variables, functions, loops, if-then-else and printing. Run the short example in your browser, then view the source. Knowing the basics will make it more fun to jQuery/PhoneGap/Cordova/ProcessingJs.

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Processing.js Graphics in PhoneGap/Cordova – Example for Android

Create simple graphics and animations with Processing.js. You can publish your games and graphics as Android Apps with Cordova. Cordova (aka PhoneGap) allows you to write Android and IOS apps with HTML5 and Javascript.

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Hello WSGI – Python mod_wsgi on Ubuntu 12.04 LTS & Apache2

Run Python on your web server. In this article, we start with xUbuntu 12.04 LTS live CD and install the whole stack from scratch. Mod_wsgi is the recommended way to install Django and many other web frameworks.

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Hello Puppet – on Ubuntu 12.04 LTS

Read new, revisited version of Hello Puppet World. Now with one-liner & module! Old version below. >> Move to new version >>>

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OpenLayers Track Example

Show track line with OpenLayers. Click a marker to show and hide track. Live Demo. Prequisites: Getting Started with OpenLayers and OpenStreetmap This example demostrates: Displaying tracks (routes) Reading GPX-track files Changing layers on top using Z-index Click events Live … Continue reading

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