Useful tips for everyday
Can the rm command delete multiple files at once? To delete multiple files at once, use the rm command followed by the file names separated…
What are the disadvantages of HashMap? Disadvantages of HashMap Potential of collision when 2 distinct keys generate the same hashCode() value worse the performance of…
What is unit testing WordPress? Unit testing is a level of software testing where individual units/components of software are tested. The purpose of unit tests…
What is NRF24L01 module? GENERAL DESCRIPTION. nRF24L01 is a single chip radio transceiver for the world wide 2.4 – 2.5 GHz ISM band. The transceiver…
How to improve MySQL performance with InnoDB buffer pool? Percona has a lot of information about some key metrics: Tuning MySQL and the InnoDB storage…
How do you open a new line for text below above cursor change in Unix? Just pressing o then Esc whenever you need it isn’t…
How do I create a dashboard in Chrome? Add & open Chrome apps Open Chrome. Navigate to the website you want to add as an…
What is roll pitch and yaw? Pitch is the rotation of a vehicle about the transverse axis. Roll is the rotation of a vehicle about…
What is gamma correction in image and video? Gamma correction or gamma is a nonlinear operation used to encode and decode luminance or tristimulus values…
What does shutdown h do? shutdown /a — This command stops a shut down or reboot process. shutdown /g — Like shutdown /r, but will…