Useful tips for everyday
How do I run a shell in the background? To run a command in the background, type an ampersand (&; a control operator) just before…
Where does GCC look for CC1? GCC looks for headers requested with #include “file” first in the directory containing the current file, then in the…
Does SeaWorld have bring a friend for free? Silver, Gold and Platinum Pass Members can redeem their 1 Friend for Free Ticket in the Pass…
What is aggregate design pattern? Aggregate is a pattern in Domain-Driven Design. A DDD aggregate is a cluster of domain objects that can be treated…
What is the program memory size of PIC? Many (but not all) PIC® chips also allow a program to write to program memory, ROM. This…
Why do we need to be close to the customer? First, it helps bring customers closer to everyone. They look at things differently than, say,…
What is the formula of equilibrium position? The object is in its equilibrium position (x = 0) and is moving to the right with velocity…
What are the 3 Boolean operators used for Boolean searching? They connect your search words together to either narrow or broaden your set of results.…
What is X-ray inspection PCB? X-ray inspection is a non-destructive method to visualise parts that are typically hidden from view and is used for process…
How do I search for single quotes in PostgreSQL? As an aside, the proper way to escape a single quote in a PostgreSQL string literal…