Life!

HTTP/3 implemented

My website now supports all versions of the http protocol, including http/3. IPv6/IPv4 are also supported. Added also SVCB record type into DNS server: For questions related to how-to enable HTTP/3 support in your favorite browser, you need to google about that information.

FreeBSD

How to display TLS server extensions on FreeBSD

Use openssl command-line utility to display TLS server extensions. #!/usr/local/bin/bash # Display TLS extensions # # Example: # $ get_tls_extensions.sh sleeplessbeastie.eu # Negotiated TLS version: TLSv1.2 # TLS extensions: # - EC point formats # - extended master secret # - session ticket # - renegotiation info # # $ get_tls_extensions.sh debian.org

FreeBSD

Ghost CMS advices

After some period of problems related to the complicated system dependent on many different node.js components, I had to redo the mechanism by which my GhostCMS based blog is launched on FreeBSD 13/stable. First my experience on what to do when you find yourself in the situation where

FreeBSD

HOWTO use Python 3.11-rc2 under FreeBSD13-stable

Update Python 3.11 is out officially. You can easily change the version used in the operating system. I highly recommend only having one version of python installed - otherwise it becomes a big mess. To do this, you must first specify in the /etc/make.conf file which version

Safari 16.0 problems on older Macs

Was having the issue with a mid 2015 MacBook Pro Retina running Monterey 12.6 and Safari 16.0 -- Google Maps, Apple Maps, and Mapquest.com all "crashed" to black screen with compressed artifacts running across middle of page horizontally. Solution - Go to Safari > Develop > Experimental Features and

Personal

Who's Who in terms of GDP in 2022

Source: https://www.visualcapitalist.com/100-trillion-global-economy/

Personal

Любопитно ...

Source: LinkedIn Знаете че никога не съм бил запален фен на г-н Гейтс III, но трябва да му се признае че има опит, постигнал е успех и има визия, какво се случва в света.

How to solve NSPOSIXErrorDomain:40

I’m so frustrated that I need to use another browser because Safari randomly pops up this error whenever he wants, just on the MBP ( on iPhone and iPad works just fine )... It’s firewall related problem. Disable firewall and you’re good.

Personal

Slack integration

In previous year I have thinked many times that Facebook [https://facebook.com] and other social media places are not going into right direction. So I've started my own private Slack [https://slack.ostreff.info] instance in the internet. Everybody is welcome to join there! All blogs messages will appear

Personal

Economy 101 quick'n'simple explanation

MacOS

Find out which sleep mode your Mac uses

You should use Terminal to find out which sleep mode your Mac is currently set to use. Then you can use Terminal to change it to a different mode if you want to. pmset -g | grep hibernatemode Possible results are: hibernatemode 0 (standard sleep) hibernatemode 1 (hibernate mode, for pre-2005

Personal

Happy New 2022 Year!

QoS

Mobile QoS

FreeBSD

Automate NextCloud updates

Here is my script to automate NextCloud updates. They can be put into crontab in example: #!/bin/csh setenv nextcloud "/usr/local/www/nextcloud" pushd $nextcloud sudo -u www -D $nextcloud /usr/local/bin/php --define apc.enable_cli=1 updater/updater.phar --no-interaction sudo -u www -D $nextcloud /usr/

FreeBSD

Automate GHOST updates

Here are my scripts for automaticaly update my GHOST updates on FreeBSD. First i'm listing my rc.d script for starting it: #!/bin/sh # PROVIDE: ghost # REQUIRE: DAEMON SERVERS mysql postgresql slapd # KEYWORD: shutdown # # Add the following lines to /etc/rc.conf to enable powerdns: # # ghost_enable="YES" # PATH="/sbin:

Personal

Unbelievable

💡 JBIG2 doesn't have scripting capabilities, but when combined with a vulnerability, it does have the ability to emulate circuits of arbitrary logic gates operating on arbitrary memory. So why not just use that to build your own computer architecture and script that!? That's exactly what this exploit does. Using over

Personal

Merry Christmas!

MySQL

MySQL 8.0.27 upgrade failure

If after the upgrade the mysql doesn't start don't panic! In mysql8 mysql_upgrade command is dummy, and the database upgrades automatic on first restart. In my scenario I was upgrading from 8.0.26 to mysql8.0.27 and I see errors like bellow and the database won't start:

FreeBSD

Upgrade PostgreSQL 14.5 to 15.x on FreeBSD

New version of postgresql 15 database have arrived. I have updated the manual to newest possible upgraded version on 14 october 2022. Stop your postgresql database daemon on FreeBSD machine: service postgresql stop Create package containing your old version ( 14.5 ) binaries ( depends are you using postgresql14-contrib package, but command

FreeBSD

Howto run and update ghost 4.x on node.js 17.x

It looks that there is big inconsistency in FreeBSD ports [https://www.freebsd.org/ports/] - related to python 3.10 [https://www.python.org] and node.js [https://nodejs.org/en/]. Currently only node.js 17.x can be build if you have such combination of programming languages on

MySQL

Ghost and sqlite3

After many problems and outages of my blog now It is clear for me that it is better to use mysql as database backend in Ghost CMS! It looks that with Node14 it doesn't work with sqlite3 database backend. Migration is easy - just take the latest backup *.json file

WEB

Matomo INFILE usage with MySQL8 and PHP8

It looks tricky to cheat matomo [https://matomo.org] INFILE usage when you use PHP8 [https://www.php.net/releases/8.0/en.php] and MySQL8 [https://www.mysql.com]. My quick hints are: 1. Did you have put in my.cnf file: secure-file-priv = //matomo/tmp/assets/ 2. Do you

Personal

Триумфът на стадния имунитет ...

Поредния анализ публикуван от Георги К. Маринов работещ в Department of Genetics, Stanford University, Stanford, California 94305, USA. Оригиналният текст е публикуван от г-н Маринов в Google Disk тук: 2021-06-05-herd-immunity.pdfGoogle Docs

Personal

Локдаун за последно или до безкрай?

Поредният много силен материал от Георги К. Маринов [https://www.facebook.com/gkmarinov] работещ в Department of Genetics, Stanford University, Stanford, California 94305, USA 2021-03-18-ZeroCOVID.pdfGoogle Docs [https://drive.google.com/file/d/1eOHEejDD77sCWQk6nkazAejgi2fbhjWQ/view]И локално копие: 2021-03-18-ZeroCOVID.pdfNextcloud - a safe home for all your dataNextcloud [https://cloud.

Cisco

Cisco Live 2021

Cisco Live 2021 | Digital Networking EventIn 2021, Cisco’s premier education and training event for IT professionals is going global. Join us on March 31 - April 1, 2021.Cisco [https://www.ciscolive.com/emea.html]