Iterating through a list in pairs

Sometimes, it is useful to be able to take a list of things, and traverse it in pairs.

For an example, if you had the list [1, 2, 3, 4], traversing it in pairs would result in the first iteration getting [1, 2], then [2, 3], and finally[3, 4].

TIL: GenServer’s init/1 in Elixir

Today I’ve learned, that you can return timeout as part of init call response to let theGenServer know how long to wait for a reply. If no reply is received within the specified time, the function call fails and the caller exits.

Setting MySQL variables through Ecto in Phoenix

There are situations when you need to change the default limits that MySQL ships with by default. For the most part, you can do this directly through the MySQL client by modifying the appropriate variables. However, when interacting with the…

Destructuring in Javascript

Destructuring assignment, introduced in ES6, lets you unpack values from arrays and properties of objects and save them into distinct variables. Destructuring assignment allows you to assign the properties of an array or object to variables using syntax that looks similar to an…