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Federico Vázquez Frondor

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@bvaughn
bvaughn / index.md
Last active April 3, 2024 07:41
Interaction tracing with React

This API was removed in React 17


Interaction tracing with React

React recently introduced an experimental profiler API. After discussing this API with several teams at Facebook, one common piece of feedback was that the performance information would be more useful if it could be associated with the events that caused the application to render (e.g. button click, XHR response). Tracing these events (or "interactions") would enable more powerful tooling to be built around the timing information, capable of answering questions like "What caused this really slow commit?" or "How long does it typically take for this interaction to update the DOM?".

With version 16.4.3, React added experimental support for this tracing by way of a new NPM package, scheduler. However the public API for this package is not yet finalized and will likely change with upcoming minor releases, so it should be used with caution.

@ccnokes
ccnokes / axios-instance-config.js
Created July 6, 2017 16:23
Good default configuration for axios in node.js
const axios = require('axios');
const http = require('http');
const https = require('https');
module.exports = axios.create({
//60 sec timeout
timeout: 60000,
//keepAlive pools and reuses TCP connections, so it's faster
httpAgent: new http.Agent({ keepAlive: true }),
@bahmutov
bahmutov / Docker shell commands.sh
Last active February 9, 2024 07:55
A personal cheat sheet for running local Node project in a Docker container
# See list of docker virtual machines on the local box
$ docker-machine ls
NAME ACTIVE URL STATE URL SWARM DOCKER ERRORS
default * virtualbox Running tcp://192.168.99.100:2376 v1.9.1
# Note the host URL 192.168.99.100 - it will be used later!
# Build an image from current folder under given image name
$ docker build -t gleb/demo-app .
@chrisallenlane
chrisallenlane / nginx.conf
Last active March 14, 2020 16:57
This is an nginx configuration that does the following: - Implements a RESTful API using CORS between `example.com` and `api.example.com` - Uses SSL - Reverse-proxies SSL traffic from port 443 to a NodeJS application running on port 8000 Adapted from this page, with thanks to the original author: http://enable-cors.org/server_nginx.html
# Configure the reverse-proxy on port 443
server {
# general configs
keepalive_timeout 30;
listen 127.0.0.1:443 ssl;
server_name api.example.com;
# ssl configs
ssl_certificate /path/to/api.crt;
ssl_certificate_key /path/to/api.key;
@faisalman
faisalman / baseConverter.js
Last active January 11, 2023 14:43
Convert From/To Binary/Decimal/Hexadecimal in JavaScript
/**
* Convert From/To Binary/Decimal/Hexadecimal in JavaScript
* https://gist.github.com/faisalman
*
* Copyright 2012-2015, Faisalman <fyzlman@gmail.com>
* Licensed under The MIT License
* http://www.opensource.org/licenses/mit-license
*/
(function(){