SYSTEM WARNING: session_start()…No such file or directory.

When installing Mantis in a shared hosting environment, you may get an error message like this one on the Mantis login panel: SYSTEM WARNING: session_start() [function.session-start]: open(/var/php_sessions/sess_ac5acafaecb612345675d30123456789, O_RDWR) failed: No

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How to rotate or flip a video?

This can be easily done using HandBrake. Simply add the following option in the tab VIDEO in the EXTRA OPTIONS box: , –rotate=n Take note that the comma and the

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Installing memcached to use it with php

Installing Memcached with php support in Ubuntu is a matter of a few steps: sudo apt-get install memcached php5-memcached sudo service apache2 restart You can test if memcached is active

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Logic Probe Case

“Logic Probe Case” is now available. More details at Logic Probe Case.

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Octoprint and Cura Disk Image for the Raspberry Pi

A newer version is available HERE Cura integrated with Octoprint brings your 3D printer to the next level. You can download from HERE a fully functional image of Cura integrated

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Another Prusa i3 Filament Guide

“Another Prusa i3 Filament Guide” is now available. More details at Another Prusa i3 Filament Guide.

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Fan Stand

A “Fan Stand” is now available. More details at Fan Stand.

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Two USB Cables Holder

A “Two USB Cables Holder” is now available. More details at Two USB Cables Holder.

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Dremel Extension Shaft Holder

A “Dremel Extension Shaft Holder” is now available. More details at Dremel Extension Shaft Holder.

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Misan’s Another Compact Extruder Fan Deflector V2

A “Misan’s Another Compact Extruder Fan Deflector V2” is now available. More details at Misan’s Another Compact Extruder Fan Deflector V2.

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Another Spool Holder for an aluminium extrusion based 3D printer

A “Another Spool Holder for an aluminium extrusion based 3D printer” is now available. More details at Another Spool Holder for an aluminium extrusion based 3D printer.

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ALTERA FPGA Cyclone II Minimum System Board Plate

A “ALTERA FPGA Cyclone II Minimum System Board Plate” is now available. More details at ALTERA FPGA Cyclone II Minimum System Board Plate.

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T-Slot Zip Tie Mount

A “T-Slot Zip Tie Mount” is now available. More details at T-Slot Zip Tie Mount.

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Simple T-Slot Cable Holder

A “Simple T-Slot Cable Holder” is now available. More details at Simple T-Slot Cable Holder.

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20 MM x 20 MM Aluminium Extrusion Spool Holder

A “20 mm x 20 mm Aluminium Extrusion Spool Holder” is now available. More details at 20 mm x 20 mm Aluminium Extrusion Spool Holder.

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Headset Hook

A “Headset Hook” is now available. More details at Headset Hook.

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Voltmeter Support Plate

A “Voltmeter Support Plate” is now available. More details at Voltmeter Support Plate.

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phpMyAdmin session timeout

phpMyAdmin session timeout is controlled through two parameters. The first one can be found in /etc/php5/apache2/php.ini. It is called session.gc_maxlifetime. The other one can be found in the phpMyAdmin configuration

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Java Applets are no longer working in Linux

NPAPI support was dropped in Chrome version 35 introduced in Spring 2014. One of the consequences is that Java Applets running with IcedTea no longer works. Upgrading to Ubuntu 14.04

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Issues after upgrading to Ubuntu 14.04.1

After upgrading to Ubuntu 14.04.01, I ran into two issues: One with Apache2 and one with Samba 4. Apache has been upgraded from 2.2.22 to 2.4.7. The content was no

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