Useful tips for everyday
What is the difference between composition and inheritance? Inheritance is more of an abstraction that we can only talk about, not touch directly. Though it…
How do I connect NodeMCU to another NodeMCU? Run an additional Arduino IDE. Open the “wifi_client_01. ino”. Replace the asterisks “****” with the SSID and…
What frequency band does airborne weather radar use? 9300 to 9500 MHz – airborne aircraft meteorological radio locators, – ground radars, where radars for meteorological…
Are function pointers bad practice? This is obviously unacceptable; your program would then be completely non-portable. As such, function pointers are absolutely necessary for some…
Why does my Samsung screen go black? If your phone or tablet displays only a blank screen, there are a few things you can check…
How do I delete SWP files on Mac? Removing a Swap File From Use Become superuser. Remove the swap space. # /usr/sbin/swap -d /path/filename. Edit…
What is the difference between final and immutability? final means that you can’t change the object’s reference to point to another reference or another object,…
What is the format of if-else statement? Syntax. If the Boolean expression evaluates to true, then the if block will be executed, otherwise, the else…
How many spheres fit into a sphere? Sphere packing in a sphere Number of inner spheres Maximum radius of inner spheres Packing density Approximate 1…
Are there any components available in managed packages? The following components are available in a managed package. Some components are updated to a newer version…