Useful tips for everyday
Is time ever a dependent variable? Time is always the independent variable. The other variable is the dependent variable (in our example: time is the…
Can I watch YouTube on Raspberry Pi 4? One of the biggest problems with any Raspberry Pi, even a top-of-the-line Raspberry Pi 4, is that…
How to sort columns in order in PostgreSQL? First, specify the column that you want to sort in the ORDER BY clause. If you sort…
What does a fat tail distribution look like? A fat-tailed distribution is a probability distribution that exhibits a large skewness or kurtosis, relative to that…
Do onion sites use https? onion sites are not using https/ssl by default. But the connection inside the Tor network is always encrypted, so it…
How do I create a series of dates in PostgreSQL? To generate a series of dates this is the optimal way: SELECT t. SELECT day::date…
How does GDB detect segmentation fault? Debugging Segmentation Faults using GEF and GDB Step 1: Cause the segfault inside GDB. An example segfault-causing file can…
What is engineering shear strain? The engineering shear strain is defined as the tangent of that angle, and is equal to the length of deformation…
What is reflective optical sensor? Image sensors are devices that convert light waves or electromagnetic radiation that pass through or reflect off the object into…
How do you create a compression table? Create Table. Table compression is enabled by adding the COMPRESS keyword to the end of the table definition,…