If you have a front-end that needs to accept a CSV file, upload it to a server using jQuery, and then have that Node.js server process that CSV file, then this a way to do it. First up, the HTML https://gist.github.com/magician11/94e7e900b9b390fb4a53b1d32cc38476#file-index-html and then the jQuery that takes the selected CSV file, and uploads it to [...]
I had an issue where I needed to scrape some data from a dynamically generated webpage. Open this page in a browser and you'll see what I mean. I tried a lot of options, and the solution that ended up working for me was to use Headless Chrome. This basically allows you [...]
So I recently had a job where we needed to remove the PayPal payment gateway in the Shopify checkout for particular products. So a simple way for the client to manage this, is for them to tag those products they don't want to be purchasable by PayPal, and then for us to write a script that [...]
I had a project where I needed to setup a server that communicated over the SOAP protocol. I use Node.js for my backend server, so I began looking for libraries to use to work with. I settled on strong-soap, but began to have issues with doing simple changes to the XML like editing the prefix [...]
For a recent Shopify job, I had to update a variety of prices by converting them to a different currency. I found this great API from Fixr.io. It's super fast to use (response times in less than 7ms), and responses themselves are simple JSON objects. The exchange rates are updated almost every day from the [...]
I hadn't given too much thought to encrypting the traffic to my applications, until developing for 3rd party services like Facebook Messenger or using service workers require your server to use https. For a full stack JavaScript application we need to setup encrypt on both the front-end and the back-end. Front-End Encryption I'm serving my files (fonts, [...]
If you have a single page app that has no routes, getting visitors tracked with Google Analytics is pretty straight forward using the React Google Analytics Module. First create your tracking ID from Google Analytics by going to https://analytics.google.com/ A howto guide is available here. Then in the parent component of your React.js app Install the [...]
Shopify provides webhooks for stores. What is a webhook? Webhooks are a useful tool for apps that want to execute code after a specific event happens on a shop, for example, after a customer creates a cart on the storefront, or a merchant creates a new product in their admin. -- https://help.shopify.com/api/tutorials/webhooks#about-webhooks So let's say [...]
Some of you might notice that once you have created a fusion mega menu dropdown in Avada, once it appears, if you move your mouse just slightly out of its bounds, the dropdown will disappear. This can be pretty frustrating when trying to navigate around the menu when it's so easy for it to disappear. So [...]
I had a challenge the other day where I would request some data from a server. But the data was not all returned at once. But rather paginated. And I wouldn't know beforehand how many pages I would need to process. So I couldn't just pre-nest my callbacks. That's when I re-discovered promises. Basically I [...]