Leonardo

The Opportunity Marathon – 42 KM and 11 years in a timelapse of 8 minutes

To celebrate the work of the Opportunity rover on Mars, NASA has released an 8-minute time-lapse video of the 42 kilometres travelled in 11 years.         Eight breathtaking minutes with the photos taken by the hazcam on the left side and the map of the winding route followed by the small rover on the right.  The audio …

The Opportunity Marathon – 42 KM and 11 years in a timelapse of 8 minutes Read More »

What are symbolic links between folders and how to use them to increase space on your OS HDD

When we install a large program on Windows, links are created in the registry that help keep track of the real location of the executable files.  For this reason, if we move a program to a secondary partition, it will stop working (the links will stop running).    How do you ensure the continuity of …

What are symbolic links between folders and how to use them to increase space on your OS HDD Read More »

How to calculate hash MD5-SHA1-SHA-256-CRC32 in Windows Linux Mac and online

What they are  Hash are used in computer science to map a string (a sequence of bits) of arbitrary length into a string of predefined length.  It is a sort of ‘signature’ of an electronic document. For each string you can calculate a hash, so each different string will have different hashes.  However, calculating the …

How to calculate hash MD5-SHA1-SHA-256-CRC32 in Windows Linux Mac and online Read More »

Share on Social Media
Scroll to Top