ifconfig.me Reviews

Node.js Reviews

ifconfig.me mentions (94)

• Get a Telegram Notification Every Time Someone SSHes Into Your Server

  #!/usr/bin/env bash # ssh-notify - Telegram SSH login alert via pam_exec # # CRITICAL: this script MUST exit 0 under all circumstances. # A non-zero exit code from a pam_exec hook can block the login. Readonly CONF_FILE="/etc/serversecure/telegram.conf" Readonly STATE_DIR="/var/lib/ssh-notify" Main() { # Only fire on successful login, not on session close if [[ "${PAM_TYPE:-}" != "open_session" ]]; then ... - Source: dev.to / about 19 hours ago

• 30 Linux Commands Every Developer Should Know

  # Port checking Ss -tlnp | grep :3000 # What's listening on port 3000? Netstat -tlnp # All listening ports # Connection testing Curl -I https://example.com # Headers only Curl -s -o /dev/null -w "%{http_code}" URL # Just status code Wget -qO- https://ifconfig.me # Your public IP # DNS Dig example.com # DNS... - Source: dev.to / 4 months ago

• Why Does SOCKS5 Proxy Login Trigger Account Warnings or Failures When Switching Between Cloud and Local Access?

  Symptom Likely Root Cause Verification Command Evidence Threshold Next Step (if failed) Connection Refused (immediate) Proxy server unreachable; Wrong IP/port; Firewall blocking; IP blocked after failed auth attempts (4-6 hour block per KB013) Telnet {proxy_host} {proxy_port} Connection succeeds OR specific error message If telnet fails: check firewall/security group. If 4-6hr block suspected: wait or use... - Source: dev.to / 8 months ago

• We want to achieve this configuration using only an Egress-only internet gateway with IPv6

  Import json Import urllib.request Import json Import urllib.request Def lambda_handler(event, context): """ http://ifconfig.me/ """ try: # requestifconfig.me with urllib.request.urlopen('http://ifconfig.me/', timeout=10) as response: ip_address = response.read().decode('utf-8').strip() return { 'statusCode': 200, 'body':... - Source: dev.to / 9 months ago

• DEVOPS Mastery: Automating PHP Web app Deployment with GitHub Actions, AWS, and Ansible

  Name: Deploy or Update SuiteCRM Permissions: id-token: write contents: read On: push: branches: - main paths: - 'infrastructure/**' Jobs: setup: uses: ./.github/workflows/main.yaml secrets: AWS_ROLE_TO_ASSUME: ${{ secrets.AWS_ROLE_TO_ASSUME }} with: aws-region: us-east-1 role-session-name: 'InfraDeployment' deploy: needs: setup runs-on:... - Source: dev.to / almost 2 years ago

Node.js mentions (922)

• What's an event loop anyways?

  Event loops are a paradigm for processing events different than your typical single-threaded or multi-threaded application. Your request gets broken down into async "events" that are executed in a loop to improve performance and minimize synchronization across threads. It is famously used by Node.js as the backbone of their event processing and also by several other technologies like Redis and Nginx. - Source: dev.to / 13 days ago

• Stop Using Fetch() in React: A Better Way To Call Your Backend

  Node >= 22 or higher installed on their local development machine. - Source: dev.to / 3 months ago

• How to develop an AI agent application

  TypeScript / Node.js: Excellent for building asynchronous backend systems that must stream text data smoothly to thousands of users simultaneously. - Source: dev.to / 4 months ago

• 7 Hidden Security Vulnerabilities in Modern Node.js Applications

  Because Node.js operates on a single-threaded asynchronous runtime, it is inherently vulnerable to processes that hog the CPU for too long. I absolutely cringe whenever I see developers blindly copy-pasting complex regular expressions from StackOverflow without actually testing their performance impact. - Source: dev.to / 4 months ago

• Docker basics: Using mkcert and caddy with docker compose to host web services over HTTPS for local development

  This tutorial walks you through setting up a simple Docker Compose project that serves two Node web servers over HTTPS using Caddy as a reverse proxy. You will learn how to use mkcert to generate wildcard certificates and the minimal configuration needed in the Caddyfile and docker-compose.yml to get it all working. - Source: dev.to / 4 months ago