Useful tips for everyday
Why do I have 50 volts on my neutral? this is because the ground is energized. but it could also be that voltage going through…
What is an implicit commit? Implicit commits occur without running a commit command and occur only when certain SQL (DDL) statements are executed. (Ie, INSERT,UPDATE…
What is stateful and stateless? Stateful services keep track of sessions or transactions and react differently to the same inputs based on that history. Stateless…
How does arpack work? Introduction. ARPACK 1 is a Fortran package which provides routines for quickly finding a few eigenvalues/eigenvectors of large sparse matrices. In…
How do you put single quotes in double quotes? Rule: Use single quotation marks inside double quotation marks when you have a quotation within a…
How to transform a time series to stationarity? If the time series is not stationary, we can often transform it to stationarity with one of…
Why is the quality of my Instagram post bad? Compression Algorithms The principal reason for the low quality of Instagram pictures is the compression algorithm…
What is a 3rd party API? Third party APIs are APIs provided by third parties — generally companies such as Facebook, Twitter, or Google —…
What is Samsung TouchWiz used for? TouchWiz is Samsung’s own front-end software or ‘skin’ that runs on top of the Google Android operating system on…
How do you know if two systems are equivalent? Two systems of equations are equivalent if they have the same solution(s). What are the two…