Software Development

How to Install Yarn

https://linuxize.com/post/how-to-install-yarn-on-ubuntu-18-04/

What is the yarn equivalent of npm install?

Cheat Sheet — What you need to know npm install === yarn Install is the default behavior. npm

How to do a global update of NPM

To update NPM for all users, do: sudo npm install -g npm

How to avoid field accessed via magic method

If you want to remove this without document comments you can uncheck Notify about access to a field via magic method which is found in: Project

How to get the last element of an PHP array

$lastValue = array_values(array_slice($spread, -1))[0]; Reference: https://stackoverflow.com/questions/3687358/whats-the-best-way-to-get-the-last-element-of-an-array-without-deleting-it

How to checkout a different branch in GIT

git checkout branch_name Your code is instantly in a different branch.

Useful Docker commands

List Docker instances Run a Docker instance and make sure ports are mapped: sudo docker run -p 1025:1025 -p 8025:8025 ae2e Run a Docker instance

Bitstamp Encryption

Background Bitstamp requires encryption in order use their API. The example below has a Python script and the equivalent PHP command for the encryption portion.

Highcharts option to specify label y axis

Here is a Highcharts example of how to specify the y axis label: $chart1->options([ ‘title’ => [ ‘text’ => “Spread” ], ‘yAxis’ => [ ‘title’

How to change the default TinyMCE font size

In order to change the TinyMCE font size, follow this article: https://www.tiny.cloud/docs-3x/reference/configuration/Configuration3x@content_css/