Leonardo Farias leleofg

🏠

Working from home

Software Engineer

leleofg / twosum.ts

Last active October 20, 2023 19:29

twosum-leetcode

	function twoSum(nums: number[], target: number): number[] {
	let map = new Map();

	for (let i = 0; i < nums.length; i++) {
	let complement = target - nums[i];

	if (map.has(complement)) {
	return [map.get(complement), i];
	} else {
	map.set(nums[i], i);

leleofg / client.js

Created September 11, 2020 00:47

Client gRPC

	const grpc = require("grpc");
	const protoLoader = require("@grpc/proto-loader");

	const PROTO_PATH = __dirname + "/proto/user.proto";

	const packageDefinition = protoLoader.loadSync(PROTO_PATH, {
	keepCase: true,
	defaults: true,
	oneofs: true,
	});

leleofg / user.proto

Created September 10, 2020 23:56

User Protobuf file

	syntax = "proto3";

	service UserService {
	rpc createUser (User) returns (User) {}
	rpc getUserById (UserId) returns (User) {}
	}

	message User {
	int32 id = 1;
	string email = 2;

leleofg / server.js

Last active September 11, 2020 01:34

A server grpc with node.js

	const grpc = require("grpc");
	const protoLoader = require("@grpc/proto-loader");

	const PROTO_PATH = __dirname + "/proto/user.proto";

	const packageDefinition = protoLoader.loadSync(PROTO_PATH, {
	keepCase: true,
	defaults: true,
	oneofs: true
	});

leleofg / add buttons to preview and save to gallery

Last active December 28, 2020 23:11

camera.js

	import React, { useState } from "react";
	import { StyleSheet, TouchableOpacity, Text, ImageBackground, ScrollView, View, CameraRoll, PermissionsAndroid } from "react-native";
	import { RNCamera } from "react-native-camera";
	import Icon from "react-native-vector-icons/FontAwesome";

	export default Camera = () => {
	const [imageUri, setImageUri] = useState(null);
	takePicture = async () => {
	try {
	if (this.camera) {

leleofg / camera picture react native

Last active April 23, 2019 13:22

camera.js

	import React, { useState } from "react";
	import { StyleSheet, TouchableOpacity, Text } from "react-native";
	import { RNCamera } from "react-native-camera";

	export default Camera = () => {
	const [imageUri, setImageUri] = useState(null);
	takePicture = async () => {
	try {
	if (this.camera) {
	const options = {

leleofg / preview photo

Last active April 23, 2019 13:25

camera.js

	import React, { useState } from "react";
	import { StyleSheet, TouchableOpacity, Text, ImageBackground } from "react-native";
	import { RNCamera } from "react-native-camera";

	export default Camera = () => {
	const [imageUri, setImageUri] = useState(null);
	takePicture = async () => {
	try {
	if (this.camera) {
	const options = {

leleofg / prova_bd2_2012_1gq.sql

Last active September 26, 2018 01:07

	--Os seguintes esquemas serão utilizados como base para a resolução desta prova. Chaves primárias estão
	--sublinhadas e chaves estrangeiras estão em itálico.
	--Customers (CustomerID, CompanyName, ContactName, Address, City, Region, Country, Phone, Fax)
	--Employees (EmployeeID, LastName, FirstName, BirthDate, HireDate, Address, City, Region, Country)
	--Orders (OrderID, CustomerID, EmployeeID, OrderDate, ShippedDate)
	--Order Details (OrderID, ProductID, UnitPrice, Quantity, Discount)
	--Products (ProductID, ProductName, SupplierID, CategoryID, UnitPrice, UnitsInStock, ReorderLevel,
	--Discontinued)
	--Suppliers (SupplierID, CompanyName, ContactName, Address, City, Region, Country, Phone, Fax,
	--HomePage)

leleofg / prova_bd2_2013_1gq.sql

Last active September 26, 2018 20:52

Prova BD2 2013 - Prova 1º GQ - UNICAP

	--Customers (CustomerID, CompanyName, ContactName, Address, City, Region, Country, Phone, Fax)
	--Employees (EmployeeID, LastName, FirstName, BirthDate, HireDate, Address, City, Region, Country)
	--Orders (OrderID, CustomerID, EmployeeID, OrderDate, ShippedDate)
	--Order Details (OrderID, ProductID, UnitPrice, Quantity, Discount)
	--Products (ProductID, ProductName, SupplierID, CategoryID, UnitPrice, UnitsInStock, ReorderLevel,
	--Discontinued)
	--Suppliers (SupplierID, CompanyName, ContactName, Address, City, Region, Country, Phone, Fax,
	--HomePage)
	--Categories (CategoryID, CategoryName, Description, Picture)

leleofg / crud_repository.js

Last active October 22, 2019 14:33

Demonstração repositorry crud async/await com node.js para o post no medium https://medium.com/@leoo.farias/crud-com-async-await-no-node-js-4e1032da5a33

	exports.get = async() => {
	return await User.find({}, 'name email');
	}

	exports.getById = async(id) => {
	return await User.findById(id, 'name email');
	}

	exports.create = async(data) => {
	const user = new User(data);