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@bradtraversy
bradtraversy / mongodb_cheat_sheet.md
Last active November 7, 2025 12:11
MongoDB Cheat Sheet

MongoDB Cheat Sheet

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show dbs

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@jherax
jherax / arrayFilterFactory.1.ts
Last active September 23, 2025 09:55
Filters an array of objects with multiple match-criteria.
type FilterOperator = 'AND' | 'OR';
type FiltersBy<T> = {
[K in keyof T]?: (value: T[K]) => boolean;
};
/**
* Factory function that creates a specialized function to filter
* arrays, by validating all filters (AND operator),
* or validating just one of the filters (OR operator).
* @param operator Method to validate all filters: AND, OR
@apollolm
apollolm / nginx-ssl-config
Last active January 12, 2023 14:47
Nginx Configuration with multiple port apps on same domain, with SSL.
# the IP(s) on which your node server is running. I chose port 3000.
upstream app_geoforce {
server 127.0.0.1:3000;
}
upstream app_pcodes{
server 127.0.0.1:3001;
}
@soheilhy
soheilhy / nginxproxy.md
Last active July 5, 2025 15:29
How to proxy web apps using nginx?

Virtual Hosts on nginx (CSC309)

When hosting our web applications, we often have one public IP address (i.e., an IP address visible to the outside world) using which we want to host multiple web apps. For example, one may wants to host three different web apps respectively for example1.com, example2.com, and example1.com/images on the same machine using a single IP address.

How can we do that? Well, the good news is Internet browsers