Computer How-To

/Computer How-To

February 2015

Mac OS X – write images to SD Card with high speed

By |2016-10-30T21:20:15+00:00February 13th, 2015|Computer How-To, RaspberryPi, Tech, Uncategorized|

Writing SDCard images using my Macbook took way to long, up to half an hour to write one simple Raspberry Pi image to a SDCard. I just did what many instructions told me to do. You will probably recognize this command: dd if=/path/to/image/file.img of=/dev/disk3 bs=1m  (where /dev/disk3 depends on your system). Then I came across [...]

Update OMD 1.00 to 1.21 on Raspberry Pi

By |2016-01-05T21:06:23+00:00February 2nd, 2015|Computer How-To|

Today the new Raspberry Pi 2 model B was announced. ARMv7 CPU with 1 Gb of memory. This made me search for OMD (Open Monitoring Distribution) for ARMv7 (Which can be found here). While searching I stumbled upon an update OMD 1.21 for ARMv6 which is the original Raspberry Pi. I have two Pi's running. [...]

January 2015

Limit SD Card writes on Rasberry Pi using Ramlog

By |2016-10-30T21:20:15+00:00January 17th, 2015|Computer How-To, Tech|

A SD card has a limited amount of writes it can handle. The Raspberry Pi will write to log files a lot and reduce the lifetime of your SD Card. Update 3-2-2016: RamLog seems not to be compatible with Debian Jessie. I haven't tried it yet but I have found a blog that might offer [...]

Raspberry Pi Open Monitoring Distribution setup guide

By |2016-10-30T21:20:15+00:00January 2nd, 2015|Computer How-To, Tech, Uncategorized|

I use a setup of some Raspberry Pi's to monitor my own systems and some systems of my customers. My main goal is to be informed on system status (warnings and criticals) via one portal and preferably before my customers notice incidents on their systems. There is no need for expensive and energy consuming systems [...]

November 2014

Synology DSM 5.1 upgrade and Rsync Backup

By |2016-10-30T21:20:16+00:00November 9th, 2014|Computer How-To, Tech|

After upgrading my Synology from DSM 5.0 to 5.1 I noticed that Rsync from my Macbook to the Synology didn't work anymore. Read my post on how to set Backup from Macbook to Synology using Rsync. To fix the issue was quite simple: In the Synology DSM go to the config screen, choose Backup and [...]

August 2014

Create bootable USB stick

By |2016-10-30T21:20:16+00:00August 6th, 2014|Computer How-To, Tech|

I had to create an USB Bootdisk running DOS and preferably using my Mac. I found this great article explaining how to do this. It recommends two different tools of which I tried UNetbootin on the Mac and it created the bootdisk with FreeDos.    

July 2014

Time Machine with Raspberry Pi

By |2016-10-30T21:20:16+00:00July 26th, 2014|Computer How-To, Gadgets, Lifehacking, Tech, Uncategorized|

Create a Time Machine backup location for you Mac OS X systems using a Raspberry Pi and an USB harddisk. Works like a charm! Setup your Raspberry Pi with Raspbian and connect the USB Harddisk. Login to your RPi and execute the following command: $ sudo fdisk -l Your disk will be one of the /dev/sd* [...]

September 2013

Scan to Evernote using

By |2013-09-15T14:28:03+00:00September 15th, 2013|Computer How-To, Lifehacking, Uncategorized|

This article describes how to upload scanned documents to Evernote automatically using the online service Scanning your paper documents directly into Evernote is handy, but not many (almost none) of the scanner manufacturers have this option build into their scanner. If your scanner can scan directly to email that is useful to send documents [...]

January 2013

May 2012