Articles about ost | UserComp.com

How to Make Chrome 132 Shut Down Security on localhost

Resolve Chrome 132 blocking localhost access by launching with --ignore-certificate-errors and --disable-web-security flags.

Read More
Solving 'Connection Closed by Foreign Host' Issue in Tech Support

Resolve the 'Connection Closed by Foreign Host' error by verifying credentials, checking firewall rules, and ensuring protocol compatibility.

Read More
Troubleshooting Self-Hosted Website Connectivity Issues

Resolve self-hosted website connectivity failures by verifying public IP stability, testing local access, and configuring correct port forwarding rules.

Read More
Change Postfix Sender Envelope MAIL FROM Address To Match Return Path Header Email For Multiple Domains

Resolve mismatched Return-Path headers in Postfix by configuring smtp_generic_maps to rewrite the envelope sender for multiple domains.

Read More
Laptop: Running Memory Diagnostic Test - Harmful or Necessary?

Resolve system instability and BSOD errors by safely verifying RAM integrity with Windows Memory Diagnostic without harming hardware or battery health.

Read More
Removing the Postgres User: A Comprehensive Guide

Resolve dependency errors when deleting a PostgreSQL user by terminating active connections and reassigning owned database objects.

Read More
Automatically Deleted Postfix Emails: Ubuntu Server Troubleshooting

Resolve missing Postfix emails on Ubuntu by diagnosing Dovecot Sieve scripts, spam quarantine policies, and mail spool permissions.

Read More
PowerShell Redirection: Why Write-Host to File Isn't Working?

Resolve empty files when redirecting Write-Host output by using Write-Output or implicit expression results to send data to the success stream.

Read More
Access my locally hosted website from another computer outside my network without a domain name

Enable external access to a locally hosted IIS website without a domain name by configuring port forwarding and firewall rules.

Read More
NTFS Compression: Reducing Size of a 16GB NTFS Compressed Folder to 8GB

Apply NTFS compression to a 16GB folder to reduce its size below 8GB for storage on smaller volumes.

Read More
Configure SSH Client Host Groups: A Practical Guide

Eliminate repetitive SSH command arguments by configuring host aliases and connection parameters in the ~/.ssh/config file.

Read More
Prioritizing One Domain Name Over Others: An RDNS Perspective

Configure the default virtual host to route unmatched requests to a specific domain.

Read More
Postfix: Deleting Old Emails on a VPS with Ubuntu and POP

Automate deletion of emails older than a specified threshold from all user mailboxes on an Ubuntu VPS using Dovecot and cron scripts.

Read More
Postfix Mail Server Installation Fails to Send Emails to Gmail, Works with ProtonMail: TLS Issue Solution

Fix Postfix TLS certificate verification failures when sending to Gmail by updating the system CA bundle and ensuring hostname matches the SSL certificate.

Read More
Which files are shared between docker container and host?

Resolve file sharing between Docker containers and Ubuntu hosts by configuring bind mounts or named volumes for persistent, bidirectional data access.

Read More
Identical RAM won't work, second pair

Resolve POST failures and memory initialization errors when adding a second identical RAM kit by adjusting slot population order, disabling XMP, and verifying BIOS settings.

Read More
Connecting a Local Postgres DB to a Django-based Docker Project on Windows Machines

Resolve Postgres connection refused errors in Django Docker containers on Windows by using host.docker.internal and configuring Postgres network access.

Read More
Accessing `.local` hostnames in ChromeOS Linux container: mypi.local on Raspberry Pi

Resolve .local hostnames in ChromeOS Linux containers by installing nss-mdns and configuring /etc/nsswitch.conf.

Read More
Synchronizing Reminders Across Multiple Calendars: A Quicker Way with Self-Hosted CalDAV Servers

Resolve unreliable cross-platform reminder synchronization by using a self-hosted CalDAV server to unify calendar data across iOS, Android, and desktop clients.

Read More
Connection Error While Configuring PostgreSQL basebackup with nxs-backup: PSQL Connect Error

Resolve PostgreSQL connection errors during nxs-backup configuration by verifying the backup user exists and updating pg_hba.conf with correct authentication rules.

Read More
Cannot Get vHost Working on Apache for MacBook (macOS Sonoma 14.4.1, Apache 2.4.58)

Fix non-functional Apache virtual hosts on macOS Sonoma by correcting configuration paths, defining vhosts in httpd-vhosts.conf, and mapping domains to 127.0.0.1 in /etc/hosts.

Read More
Can Ansible Reuse SSH Connection for Rsync?

Configure SSH connection sharing in Ansible to reuse existing connections for rsync, reducing latency and overhead during file transfers.

Read More
How to Stop Chrome 132's Self-Signed Certificate Nagging on Localhost

Resolve Chrome 132 security warnings for localhost by using mkcert to install a locally trusted certificate authority.

Read More
Setting Up Synology Website Hosting: A Comprehensive Guide

Configure Synology Web Station, static IP, port forwarding, and SSL to host a website on your NAS.

Read More
Angular 13: Guide on Making POST Requests and Getting File Names

Extract file names from Content-Disposition headers in Angular 13 POST requests by configuring HttpClient with observe response and responseType blob.

Read More
How to Register a VM with VBoxManage: Transferring VirtualBox VMs to a Different User Host

Resolve VirtualBox errors where transferred VMs are not recognized by registering the .vbox configuration file using VBoxManage registervm.

Read More
Troubleshooting Postfix: Local Delivery despite External Agent Configuration

Resolve Postfix local delivery for external domains by removing them from mydestination and virtual_mailbox_maps in main.cf.

Read More
Refresh Locally Hosted Web Page Text File Iframe Every Second

Force browser cache bypass to refresh a local text file iframe every second using JavaScript setInterval and server no-cache headers.

Read More
SpiderFoot Localhost Connection Refused: Troubleshooting Guide

Resolve SpiderFoot localhost connection refused errors by verifying the service is running and listening on the correct port.

Read More
Hostinger Website Builder: Can't Modify Problem Solved

Resolve the Hostinger Website Builder Can't Modify error by verifying account status, clearing browser cache, and disabling conflicting extensions.

Read More
How to Change Host for Keycloak Docker Container: A Guide

Fixes Keycloak Docker container generating incorrect redirect URLs by setting the KC_HOSTNAME environment variable.

Read More
Restore Dell Vostro 260 BIOS to Default Settings

Reset Dell Vostro 260 BIOS to factory defaults to fix boot failures and unstable settings.

Read More
Why is cURL returning just two square brackets with this request?

Resolve cURL returning empty JSON arrays by verifying request syntax, headers, and authentication permissions.

Read More
Configuring /etc/hosts on Debian 12: Proper Way to Set Hostname with IP Addresses

Resolve hostnames to IP addresses locally on Debian 12 by editing /etc/hosts without relying on DNS.

Read More
Pfsense Router: Unable to Obtain Public IP Address for Website Hosting

Resolve pfSense inability to host websites by identifying CGNAT restrictions, correcting WAN interface settings, and configuring port forwarding rules.

Read More
Securely Setting Up DDNS+Port Forwarding on a Home Hosting Website

Solves the security risk of exposing raw HTTP ports to the internet by implementing DDNS and an HTTPS reverse proxy for home hosting.

Read More
Visual Studio Code Not Launching: Troubleshooting with No Diagnostics

Resolve Visual Studio Code silent launch failures by clearing corrupted user data, disabling conflicting extensions via command line, and checking antivirus interference.

Read More
Blocking a Subdomain with a Single Localhost Line: DNS and Hosts File Configuration

Redirects a specific subdomain to localhost via the hosts file to block access, as wildcard entries are unsupported.

Read More
Handling Email Delivery with Dynamic IP Addresses on Ubuntu Server using Postfix

Configure Postfix on Ubuntu to relay email through a smart host, bypassing dynamic IP blocks and ensuring reliable delivery.

Read More
How to Route Mail through a WireGuard Tunnel for Self-Hosted Domains

Resolve Postfix mail delivery loops by routing outbound SMTP through a WireGuard tunnel to a remote pfSense gateway instead of localhost.

Read More
Spring Data JPA Duplicate Key Violation in Concurrent Postgres DB Transactions

Resolve Spring Data JPA duplicate key violations in concurrent Postgres transactions by implementing retry logic with exponential backoff.

Read More
FIX: Unexpected Storage Exception Frequently Occurring in Windows 10 on Dell Vostro with Upgraded RAM and SSD

Resolve Unexpected Storage Exception errors on Dell Vostro systems with upgraded RAM and SSDs by reseating components, updating chipset drivers, and disabling aggressive sleep modes.

Read More
Setting Static IP for Aim Hosting Site Email Server using Static DHCP from Cox Cable

Resolve Aim Hosting email server port forwarding failures by configuring a Static DHCP reservation on the Cox router to maintain a consistent local IP address.

Read More
Fixing Debian Postfix, Dovecot, and SpamAssassin: External Emails Not Accepted But Outgoing Mails Sent

Resolve Debian Postfix rejecting external emails by fixing inet_interfaces and smtpd_recipient_restrictions.

Read More
How to Make Google Chrome Browser Go to URL Entered in Address Bar

Resolve Chrome searching instead of navigating by adding protocol prefixes or disabling prediction services.

Read More
Access localhost on MacOS Sonoma 14.1.2 (23B92) with Parallels 19.1.0 (54729) and Windows 11

Resolve localhost connectivity issues between macOS Sonoma and Windows 11 in Parallels by configuring network adapters and host file entries.

Read More
Calculating Costs Based on Entered Values in Excel: A Step-by-Step Guide

Calculate total costs in Excel by multiplying quantity and unit price using formulas, fill handles, or tables for automatic updates.

Read More
How to Sync Files from Remote Host to Two Hard Drives: One Fast, One Slow?

Resolve network bandwidth underutilization when syncing data to two drives with different speeds by running parallel rsync processes.

Read More
PostGraphile: Ignore Table Names Start with ACT

Exclude tables starting with ACT from PostGraphile GraphQL schema using negative regex in the --tables flag.

Read More
Configuring MobaXterm: Proxy Settings for Jump Host SSH Connections

Configure MobaXterm to route SSH traffic through a jump host by linking proxy and target sessions for secure multi-hop access.

Read More