Monthly Archives: Februar 2019

Cancel datafeedwatch subscription / Datafeedwatch kündigen

DataFeedWatch is a very useful tool for generating feeds from your online shop into a variety of targets (e.g. eBay MIP, Amazon Marketplace, Geizhals, other price comparison engines).However some time you may want to cancel your subscription. The link for it is quite hidden. Here’s the way to do it:click on Account (the gears), Plans.Scroll [...]

By | Februar 11th, 2019|Tips & tricks|Kommentare deaktiviert für Cancel datafeedwatch subscription / Datafeedwatch kündigen

Instructions for adding a user to a mongo database for mongo_orm

You don’t want your web application to access the database using your database admin user. Additionally you want it to access only one specific database – maybe you have additional databases running in your mongo instance. Prerequisites:mongo_orm expects the database configuration as environment variables or as a file config/database.yml in your project.The config/database.yml file looks [...]

By | Februar 9th, 2019|Crystal Language|Kommentare deaktiviert für Instructions for adding a user to a mongo database for mongo_orm

Beamer Recherche

Beamer RechercheTechnologienLCDJe Farbe ein LCD Panel, werden zusammen projiziert (Licht wird durch die LCD Paneele hindurchprojiziert)zweitbeste KontrastwerteGut für Helligkeit.Nachteile:· Fliegengitter-Effekt ("screen door effect")· staubempfindlich· LCD-Memory-Effekt (Einbrennen)DLPnutzt kleine Spiegel auf einem Chip, um Licht an / aus zu modulieren.Meiste Modelle haben ein Farbrad um sequentiell Farbe aufzubauen. Einige High-End Modelle haben drei DLP chips (einen für [...]

By | Februar 7th, 2019|Raspberry Pi Blog|Kommentare deaktiviert für Beamer Recherche

Vorteile von Android™ vs. Linux

Technische GrundlagenAndroid™ basiert auf dem Linux-Kernel, optimiert ihn aber besonders auf embedded Systeme & mobile Plattformen.Android nutzt den Linux Kernel mit einigen Anpassungen. Es unterscheidet sich jedoch grundlegend von üblichen Linux Distributionen, wie bspw. Debian / Raspbian / Alpine Linux.Üblicherweise nutzen Distributionen die GNU C Bibliothek (glibc), und einen X server (bspw. Xorg) für grafische [...]

By | Februar 6th, 2019|Raspberry Pi Blog|Kommentare deaktiviert für Vorteile von Android™ vs. Linux

Building a persistent in-line editing experience with Crystal, MongoDB (datanoise / sam0x17)

As documentation is still sparse, I would like to add some.This is what I am building currently:The individual fields are going to be editable with an inline editor, which will automatically save to the backend – no need for reloading the whole page.The point of the whole is a backend for my company, to be [...]

By | Februar 5th, 2019|Crystal Language|Kommentare deaktiviert für Building a persistent in-line editing experience with Crystal, MongoDB (datanoise / sam0x17)

Q&A LetsTrust TPM

This is a series of questions and answers for our LetsTrust TPM module. If you have an industrial project, and are looking at 100+ units, we’re happy to work with you to modify the product, if necessary. Contact us for details.Is there the possibility to support the TPM module on the Linux Kernel 3.1? Which [...]

By | Februar 4th, 2019|Raspberry Pi Blog|Kommentare deaktiviert für Q&A LetsTrust TPM

WLAN password Anonymebox 3B+

Usually the WLAN password for the Anonymebox 3B+ is set to a random password during manufacturing. It is shipped to you with a silver label, carrying the WLAN password on it which is set.If you order the image, or upgrade from an earlier Anonymebox firmware, there is a default password which is set.The default WLAN [...]

By | Februar 2nd, 2019|Anonym im Internet|Kommentare deaktiviert für WLAN password Anonymebox 3B+

Alpine 3.9.0 initramfs init changes

Alpine 3.9.0 ships a new version of the init script in it’s initramfs.left: Alpine 3.9.0, right: Alpine 3.8.2There are a number of interesting changes:better and earlier networking support for the boot process, with an additional kernel parameter for cmdline.txt: BOOTIF, allowing you to specify the device interface you want to use for boot purposesnetworking is [...]

By | Februar 2nd, 2019|Alpine Linux|Kommentare deaktiviert für Alpine 3.9.0 initramfs init changes