Useful tips for everyday
Why is random variable called random? A random variable is a variable whose value is unknown or a function that assigns values to each of…
How do I merge a feature branch with a master? Once the feature is complete, the branch can be merged back into the main code…
How do I decrypt Vigenere cipher? To decrypt, take the first letter of the ciphertext and the first letter of the key, and subtract their…
What is the use of median absolute deviation? Uses. The median absolute deviation is a measure of statistical dispersion. Moreover, the MAD is a robust…
How do you get rid of brush stroke in Illustrator? Remove brush strokes Select a brushed path. In the Brushes panel, choose Remove Brush Stroke…
What is latching type switch? A latching switch is a switch that maintains its state after being activated. A push-to-make, push-to-break switch would therefore be…
What are the three methods of aggregation in MongoDB? MongoDB provides three ways to perform aggregation: the aggregation pipeline, the map-reduce function, and single purpose…
How do you read integers separated by space? Explaination Use readLine() method of BufferedReader and scan the whole String. Split this String for str.split(“\\s”) Iterate…
Does make work with Clang? cpp you can compile it with make CXX=g++ test or make CXX=clang test and it should pass the appropriate flags…
Are MQTT brokers free? You can install an MQTT broker on your own server hardware including a raspberry Pi. There are many brokers/servers to choose…