Useful tips for everyday
How do you represent a vector field? Given a subset S in Rn, a vector field is represented by a vector-valued function V: S →…
What do you look for in a data set? The dataset should be rich enough to let you play with it, and see some common…
How do you fix charging paused battery temperature too high? Power down the phone. Take the battery out for 20+ seconds. Plug in the charger.…
How do you moderate a retrospective? Tip 5 for moderating the retrospective: Select a simple format. Especially at the first retros, you should choose a…
How many users can WooCommerce handle? What is the maximum WooCommerce can handle? Sky is the limit. We’ve seen instances of shops with 100,000+ products…
How do I sort a table in descending order in R? To sort a data frame in R, use the order( ) function. By default,…
What is sum of squared errors in K-means? K-means clustering uses the sum of squared errors (SSE) E=k∑i=1∑p∈Ci(p−mi)2 (with k clusters, C the set of…
What is concentration in thermodynamics? In chemical thermodynamics, activity (symbol a) is a measure of the “effective concentration” of a species in a mixture, in…
Is DNSSEC slow? So, DNSSEC will in some cases slow resolution down in two ways: it adds additional data, which means more network traffic, and…
What should I Configure my Cisco 1921 router for? Hi there – I have been asked to configure a new out of the box 1921…