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@anvk
anvk / promises_reduce.js
Last active September 8, 2024 15:10
Sequential execution of Promises using reduce()
function asyncFunc(e) {
return new Promise((resolve, reject) => {
setTimeout(() => resolve(e), e * 1000);
});
}
const arr = [1, 2, 3];
let final = [];
function workMyCollection(arr) {
@plurch
plurch / upsert.js
Created March 2, 2016 05:29
PostgreSQL 9.5 Upsert using Knex.js
exports.knex = require('knex')({
client: 'pg',
connection: {
host : '127.0.0.1',
user : 'your_database_user',
password : 'your_database_password',
database : 'myapp_test'
}
});