First of all let’s do some safety moves: To be sure to have the right model on MacOS console just type “sysctrl hw.model” Download the Recovery Disk Assistant from here. Use a >1 GB USB key to create a bootable MacOS (the tool is very easy to use). Now prepare the partition from MacOS: Open   Read More …

It took me a while to install properly the driver for the Killer dual band Wireless 1525. There are apparently different versions of it and some of the instructions online do not work with my version. What I did: – I put the newest driver available on this site in my /lib/firmware/ath10k/QCA6174/ – I noticed that   Read More …

I wanted to make a readable bibliography which uses as less space as possible, something like this: I modified the A&A natbib style package to have something like that, here is the code (rename bib.txt to proposal.bst). You need to put it into your latex as: This create citations of the type “[1]”, which are   Read More …

I have seen several images of the comet “67P/Churyumov-Gerasimenko” in the last days but curiously no-one made an image with a clear scalebar. Here I prepared 4 of them using images from here. Image taken on the 3rd of August from 285 km. Image taken on the 3rd of August from 285 km. Image taken   Read More …

This is a python program to inspect GBT data under the Obit fits file format. This is the “manual” of the software:

Dwingeloo radio telescope (Dwingeloo, NL) 140-foot equatorial telescope (Green Bank, US) Very Large Array – VLA (Socorro, US) Giant Metrewave Radio Telescope – GMRT (Pune, IN) Green Bank Telescope – GBT (Green Bank, US) Westerbork Synthesis Radio Telescope – WSRT (Westerbork, NL) Low Frequency Array – LOFAR (Munich, DE)

On 16/12/2012 I gave an interview to the Italian newspaper “Il Giorno“, here you can find the relative files. Here the B/W readable pdf (in italian). Here the first and the second page of the interview in color version:

Here I explain for a moderately expert user, how to install Debian on a Macbook Pro 10,1 retina (MBPr). I must admit it was not easy (it took me a couple of days), but mainly because the laptop is very new and no much information is online so far (Oct. 2012). But I guess the   Read More …

Here is how to obtain the latest available Linux kernel: go to kernel.org, navigate till the directory containing the last kernel versions, up to today (Oct. 2012) it is pub/linux/kernel/v3.x. Go to the “testing” sub-directory and look for the latest patch available, in my case it is: patch-3.6-rc7. Download the patch and the relative kernel,   Read More …

I am writing my thesis. This has created in me a kind of compulsory need of backupping every byte of it more or less every minute. One never knows when his laptop could catch fire, be eaten by a crocodile, be hit by a meteorite or all the other scenarios that one imagines while he   Read More …