The HM-TRP 3DR Radio is often used for telemetry purposes in DIY drone projects. Depending where you are from you will get it in different flavours (433 MHz, 470 MHz, 868MHz and 915 MHz).  This article shows how to change the main frequency of this TRX to make it work on 433 MHz (70cm HAM / ISM band). ...

This article shows how to install JohnTheRipper on a Ubuntu machine and how to crack (by bruteforce) a zip file ...

Recently i had to install new plugins for my IDE: Eclipse luna ... At the first try it did not work - and here is why ...