Perl: the Perl hash
The tutor asks, “Will the real hash please stand up?” I’ve been hearing about hashtags for a few years now. At first, I wondered why people were suddenly showing much interest in data structures. A data structure is a way …
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The tutor asks, “Will the real hash please stand up?” I’ve been hearing about hashtags for a few years now. At first, I wondered why people were suddenly showing much interest in data structures. A data structure is a way …
Here’s an example of calculating a loan payment on the HP-10B. Hewlett-Packard’s business calculator, the HP-10B, is designed to be easy to use. Let’s see how easy it is with an example: Example 1: Calculate the monthly payment on a …
Factored form, when it can be done, is a very useful form of a quadratic function. Let’s imagine you are asked the following question: For the quadratic function y=x^2 – 6x -16 find the a) vertex b) domain and range …
One of the fundamental topics in chemistry is calculating between volume and moles of a gas. In chemistry, you hear people mention “at STP”. STP means standard temperature and pressure. Standard pressure is 1 atmosphere; standard temperature, curiously, is 0°C. …
Graphing linear inequalities is covered in high school math. Let’s imagine you need to graph the inequality 2x-3y≤12 I recommend that to start, you graph the corresponding equation 2x-3y=12 which will be a line. (See my post here about how …
Math: how to graph a linear inequality in two variables Read more »
There is no more important skill in high school English than essay writing. The tutor gives more commentary about choosing a thesis statement. I first piped up about the thesis statement in my post last May 30. In that post, …
The tutor grew up with this word. (It was, believe it or not, sometimes directed at your correspondent!) The word “brash” I always thought to mean “tending towards behaviour bold and challenging.” You might imagine a few half-drunk young men …