We can suffer from applications that spy on us and record all our activities on smartphones. Such applications are called spyware and the possible existence of such app in our cell phones could be due to the people close to us, friends, family or even our partner. What can we do to detect this type of intrusion to our privacy without our consent? Follow our advice to detect the possible existence of spyware that can collect or steal our personal data or record our calls. The first step to detect possible invasions in our privacy is to know exactly what… [Read More]
What is FPV Drone Racing
First Person View (FPV) drone racing is gaining popularity day by day due to the thrill and excitement attached to it. There are drone racing leagues (DRL) that arrange such events and you must have heard about such events organized in Dubai. Its a type of race where racers or participants strive to build the extremely fast drone with the camera attached to it that streams live video footage and racers view that video on their goggles. Since the end of 2013, fans have chosen the first person view, as it allows to fly the racing drones in a more thrilling way… [Read More]
Learn How to Fly a Drone
Flying a drone is that difficult as everyone perceives or its matter of few hours of practice? This article is aimed to cover such aspects and controlling a drone Once you have bought the first quadcopter drone and viewed the contents of the package, you need to follow the instructions which are very easy to understand. Where to Practice Basically, the most common drones for experts can be two: the quadcopters which are very common and the nano drones. In the second case, the control you can fly your nano drone inside a house. Some models could allow you to fly the… [Read More]
What is RAID 0, RAID 1, RAID 5 and RAID 10
The term RAID is the acronym of Redundant Array of Independent Disks. This is a comprehensive guide on various levels of the RAID, like RAID 0 Raid 1, Raid 5, and Raid 10. In practice, the RAID does not indicate anything other than a technique that allows the controller to manage the different storage units and divide the data among the multiple disks present. This increases performance, security and even tolerance against any faults. How Does RAID Work? Thanks to the lightning-fast speed offered by the solid state units (SSD) and continuous technological evolutions, we have much superior hardware solutions available for our… [Read More]
Safely Remove Old Kernels From Ubuntu
Do you know that during the installation of a new kernel in Ubuntu, the old one is not deleted, but remains in the system? Over time, the number of old kernels increases and can take up quite a bit of the hard disk space. In some cases, autoremove can help (that is: sudo apt-get autoremove), it is intended to clean the system of unused packages, but it is not always effective with respect to kernel files. The autoremove command may not work for older kernels if you use the version of Ubuntu that is under development or the kernel you want to uninstall was… [Read More]
How to Save the Output of the Command Terminal (Bash) to a Text File
While working in the terminal output of commands are shown directly in the terminal window.But there are times when you need to save the output of a command to a file to work with it later like important data to analyze, compare, troubleshooting etc. So, working in Bash you have the ability to save the displayed information from a Terminal window to a text file. Let’s look at how it’s done. Option 1: Just Save the Output of Terminal Command to a File In this case, the entire result of any command will be written to a text file, without displaying… [Read More]