Useful tips for everyday
What is the difference between inheritance and polymorphism? Inheritance and polymorphism are addressed in the following sections. As we’ll see, inheritance is a mechanism for…
Why can I save a scanned document as a PDF? 1 Answer. You can’t create PDF with free Adobe Reader, you need to have Adobe…
What is the phase angle of the sinusoid in degrees? In the case of a sine wave, the phase difference refers to the time interval…
How do I filter dropdown options? Creating the Drop Down Filter Go to Data –> Data Validation. In Data Validation dialogue box, select the Settings…
How do you toggle between Word and Windows on a Mac? Just hold down the Command key and bang the Tilde key each time you…
What is MapReduce in simple words? MapReduce is a programming model or pattern within the Hadoop framework that is used to access big data stored…
Is there a way to snap arbitrary paths in illustrator? Tip: use outline mode ( cmd + Y) to check your paths. You can’t snap…
How does enums work in Java? Enums are used when we know all possible values at compile time, such as choices on a menu, rounding…
How many 4K displays can a MacBook Pro support? Six 4K displays Six 4K displays with resolutions of 3840 x 2160 at 60Hz when connected…
What is the difference in CPU speed? Basically, having a high clock speed but just one or two cores means your computer will be able…