JudahSan

Processes and threads

• A process represents an instance of a running program
• Threads are individual units of execution within a process.

Process

• A process is an active program, ie, a program that is under execution. It includes the program code, program counter, process stack, registers, etc

JudahSan

DATABASE_URL:=postgres://postgres:foobarbaz@localhost:5432/postgres

.PHONY: run-postgres
run-postgres:
	@echo Starting postgres container
	-docker run \
		-e POSTGRES_PASSWORD=foobarbaz \
		-v pgdata:/var/lib/postgresql/data \
		-p 5432:5432 \
		postgres:15.1-alpine

JudahSan

# bluetoothctl

# scan on

then, find and copy address for your headphone

JudahSan

Memory Types

ConversationBufferMemory

• This memory allows for storing of messages and then extracts the messages in a variable.

CoversationBufferWindowMemory

JudahSan

Problem:

• The application crashed when attempting to resize the image to a size of 50px x 50px.
• ActiveStorage was properly configured with the required dependencies.

def image_as_thumbnail
    image.variant(resize_to_limit: [50, 50]).processed
end

JudahSan

3 - Create Tables

You will create 4 tables based on JSON format. For that, you will use the DynamoDBManager.create_table method.

To make it easy to access the properties of each of the tables, create the dictionaries that have the following attributes:

• table_name: Name of the table, composed of a course prefix and the table name.
• kwargs: Dictionary with additional arguments used in the DynamoDBManager.create_table method.

JudahSan

Here is the link to the GitHub Actions run where the issue occurred: GitHub Actions Run Link

The specific error message is as follows:

Error: Command exited with code 127
 at ChildProcess.exitListener (/home/runner/.config/yarn/global/node_modules/@lhci/utils/src/child-process-helper.js:51:19)

JudahSan

Africa Ruby Community(ARC) Platform

Introduction

The project aims to build a platform for African Ruby language enthusiasts to connect, share their knowledge and experience, collaborate on projects, and stay up-to-date with the latest developments in the Ruby community, whether they are seasoned developers or beginners just starting out. The platform features a variety of resources, including different chapters for different countries and cities, merchandise, and meetup information. It will also help users get information on online workshops, webinars, and meetups organized by the community, enabling them to learn from experts and network with other enthusiasts.

Project Design: https://still-snowflake-8822.animaapp.io/

Database Design: https://dbdiagram.io/d/62afab7c9921fe2a96397c1e

N.B. Please note that this project is open source, you are therefore encourage to contribute

JudahSan

package db

import (
	"database/sql"
	"fmt"

	_ "github.com/mattn/go-sqlite3"
)

var DB *sql.DB

JudahSan

Proxy works on Layer 3 while Reverse Proxy works on Layer 7 aka Load Balancer (special type of RP). Proxy generally works on IP and RP works on application layer.

Proxy reroute the port and ip while RP or Load balancer reroute the paths of url example, /image, /getRequest... and so on.

Certainly! Let's break down the concepts of proxy, reverse proxy, and load balancer:

1. Proxy Server: