Fix whoami on Mac Photo by Felicia Buitenwerf on Unsplash
Technology

Upgrade Debian from stretch to buster 10
This tutorial will guide you upgrade Debian 9 to 10

Linux command line sending mail via SMTP
Test your destination SMTP server Install swaks command line tool Play with it ~~ Enjoy ?

Nginx add basic authentication
Step 1 — Installing Apache Tools You’ll need the htpassword command to configure the password that will restrict access to the target…

My personal privacy concern tools
Updated on Nov. 1, 2019 Mozilla Firefox add-on uBlock origin / Nano Adblock Anti-Adblock warning remover Trace User-agent switcher Cache…

Fix call function of mobile Facebook Messenger
Tested environment1. Android 9 Oneplus62. iOS 12 Iphone SE This issue has been annoyed me for couple months. While using…

IPtables default setup on Debian
Reset your IPtables and IP6tables Everytime restart will restore saved IPtables rules via rc.local Others useful method Photo by Arnold Leow on Unsplash…

Fix MySQL 127.0.0.1 cant resolve
MySQL 127.0.0.1 localhost cant resolve cause phpMyAdmin cannot login issue Photo by Valerie Elash on Unsplash

Using rsync moving files and folders between linux
If you want to move a folder or file from under same machine, then mv will be enough, but if…

MTR on Mac
MTR is similar to a traceroute test that tests the network connections/path between your physical location and your server here on…