Get image width and height
ffprobe -v error -select_streams v:0 -show_entries stream=width,height -of csv=p=0 barborko-youtube.png

Here's a set of useful git commands:

Clone remote repository:

Here's a list of useful web development tools with a short description.

- Google tool for web page speed optimization:

Visual Studio Code is so far the best free PHP editor that I've ever used.
This article will contain some personal reminders on customization, problem-solving, and shortcuts.

Just a list of useful mac shortcuts:

Copy the current path from Finder:

Here's a list of useful .bashrc rules:

Set date in history:

Here are some useful formulas for Google sheets.
They may help you to automate some tasks.

S3

Download from S3


List of useful Image Magick commands.

A PHP extension of Imagick:

Run multiple detached/concurrent scripts or commands

This article is dedicated to search in Linux systems.
The examples will use "egrep" but they should also work with "grep" and "zgrep".

Show git branch and path in the terminal for Mac OS.
Add the following to ~/.zshrc or your equivalent.

Copy a file from running docker container:
docker cp container_id:/path/to/your_file.txt /path/on/your/host

Clean and simple Wordpress installation using docker-compose.yml.

Just some random useful Laravel tricks:

Get some headers

Just basic supervisor settings commands and so on...

Installation:

Extracting data from responses and chaining requests:
https://blog.postman.com/extracting-data-from-responses-and-chaining-requests/

This page will store some useful and common SSH and SCP examples:

SSH using specific port:

Here's a simple example for a logrotate config for laravel logs.
Keep in mind that the fact that the logs names contain %Y-%m-%d it doesn't mean that they contain
all or only records from the given date.

The following list is just a reminder
for all useful tools and software needed
for PHP development environment.

Sum all records except the first one in a column above the one that contains the formula:

=SUM(INDIRECT(ADDRESS(1;COLUMN())&":"&ADDRESS(ROW()-1;COLUMN())))

Here are a few easy ways to clear docker images and containers:

Stop all containers:

When attempting to install docker in Linux Mint 19 I had the following issue with the repository:
The repository 'https://download.docker.com/linux/debian tara Release' does not have a Release file.

The following code will loop until a given date is reached:

This is a list of useful shell commands related to networking.
Keep in mind that most of the commands require sudo previleges.
Of course the commands could be edited to achieve results similar to the described ones.

A simple script to check the time left until SSL certificates expiration using opensll.

Here's a nice list of useful rules related to apache2 .htacces files:

Allow another user to edit a directory in www-data group.
The post will be useful when editing files on your local /var/www/ directory.

This article will contain commands that help to find information
about different aspects of a Linux based system.

The article will contain some useful tricks related to
Linux logs and history

Here's an interesting issue with Lighttpd server:

The command used to reload or restart the server should be in the same format as

The post describes basic tricks to deal with text files in Linux.
It's useful when you process large lists of records.

The goal of this script is to allow to run simple commands as demons.

Usage example to start a demon that will execute 'echo "Hello world" >> /tmp/demon.log' every 5 seconds :

Oh My ZSH:

A few days ago I've had a SSH connection issue to my PC after I uninstalled "Oh My ZSH".

This is an example for Apache server vhost configuration.
It demonstrates the following:
- Redirection to the HTTPs version.

Here's a way to set an icon that launches bash script in Debian systems.
In the given example the new icon will launch Android studio.
The location of the extracted archive in this case is /home/samuil/android-studio/bin/

This script creates a bare git repository and hook that does a
checkout of the pushed updates.

This script makes the creation of virtual hosts on Apache2 web server quicker and easier.
The script is meant to be used for production web sites so it expects that
all of the traffic will use HTTPs.

Here's a way to get screenshots of web pages on Debian system in a few simple steps.

Here's the info source:

The post will contain useful SEO information.

Google article "How Search works":

The post is related to SublimeText3 text editor and contains useful information about settings, plugins and other features.

Some SublimeText3 tutorials

The article describes a few basic use cases of GPG encryption.

Encrypt file:

This script creates a new table related to the next month.
It could be useful for projects that store the data from each month in a different table.
You could also modify it to execute any query.

The basics scheme:

0 --- no permission

This simple script creates MySQL database backups and deletes the old ones. It's set to delete the backups older than 15 days but it could be set for more or less.
In the comments of the code is also an exaple with hours instead of days as an exparation time.
I use it as a cron service once a day but it could be used more or less often in case of need.