Useful tips for everyday
What are the conditions required for parallel operation of transformers? Condition for Parallel Operation of Transformer The convenient are same voltage ratio and turns ratio,…
Is there a REST API standard? Unlike SOAP-based web services, there is no “official” standard for RESTful web APIs. This is because REST is an…
How do you do serial communication on Raspberry Pi? Connect the Raspberry Pi board to a +3.3V serial device. To receive data, connect the GPIO…
What does string translate do in Python? The translate() method returns a string where some specified characters are replaced with the character described in a…
Why did my iPhone 4 go black? If restarting your iPhone doesn’t solve the dark-screen problem, reset the device. Do this by holding down the…
How do you use an ALT in a sequence diagram? alt is used to describe alternative scenarios of a workflow. Only one of the options…
Will a bad alternator cause electrical problems? The alternator is a relatively simple component, yet it plays a key role in the electrical systems of…
What does it mean when your brakes shimmy? Brake pads that are worn, damaged, or warped, may cause vibrations along with a squeaking sound that…
How do you use HC 05? Open Bluetooth Terminal app. From the menu, tap on “Connect a device – Insecure”. You will see a pop-up…
Why do we use decibels? One reason is the very small numbers that make up typical cable network signal levels. The decibel allows us to…