Useful tips for everyday
Where do you put factory methods? Factory Method lets a class defer instantiation to subclasses….It is good idea to use factory methods inside object when:…
How do NTP peers synchronize their times? The packet exchange takes place until a NTP server is accepted as a synchronization source, which take about…
What is the coffin corner as it relates to high speed flight? In aviation, coffin corner (or Q corner) refers to the point at which…
What is a filter in simple terms? A filter is a device used to remove unwanted parts from something. For example, removing solid particles from…
Why is my iPhone 5 in black and white? Your iPhone has changed to black and white because “Grayscale”, an Accessibility setting that was introduced…
Do you need a programmer for the attiny85? As you may have noticed, the ATtiny85 doesn’t feature a programming port like the Arduino Uno or…
Do aircraft wheels spin before landing? Immediately when an aircraft touches down, the tires are actually skidding, not rotating. In the seconds that follow, the…
Which smartwatch should I buy for kids? Best smartwatches and fitness trackers for kids: VTech Kidizoom Smartwatch DX2, $61.83, down from $89 at Amazon. Little…
Where can I learn about circuits? EdX.org partners with leading institutions in the field to bring you courses in Circuitry. You can learn about the…
What synth should I get first? So if you want a direct answer? The best synthesizers for beginners are the Korg Minilogue, Arturia Microfreak, Arturia…