To convert mp3 file to aac format on Linux you could use the following command:
ffmpeg -i inputFileName.mp3 outputFileName.aac
Replace inputFileName.mp3 and outputFileName.aac with actual file names in command above.
web development and system administration of Linux
To convert mp3 file to aac format on Linux you could use the following command:
ffmpeg -i inputFileName.mp3 outputFileName.aac
Replace inputFileName.mp3 and outputFileName.aac with actual file names in command above.
If you are using Docker setup for Yii2 Advanced application template to build REST API as I do, you could be interested in the command below:
tee /app/api/web/.htaccess <<EOF
RewriteEngine on
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . index.php
EOF
it is generating .htaccess configuration file for Apache web server to redirect all requests from not existing files or directories to index.php file in API web application inside Docker container.
Multiple lines below starting <
Web server Apache Mod_rewrite module should be installed and enabled to make it work.
I’ve faced the following error running CoreShop 3.0.2 demo in a Docker running command:
docker-compose up -d
I’ve got the following error:
network cors_dev declared as external, but could not be found
To fix it run the commands below:
docker network create "cors_dev" docker-compose up -d
I hope this will save several minutes of your time.
During the Pimcore update from older versions to the most recent 10.5 at this time I’ve got the following errpr:
Attempted to load class "Twig_Function" from the global namespace. Did you forget a "use" statement?
To fix it add the following use statement to your class:
use Twig\TwigFunction;
And replace all Twig_Function to TwigFunction in your php class file code.
I’ve completed a PHP Yii2 Framework Advanced course and certification on an ITVDN platform.
Previously, I’ve created my first own Yii2 Framework Essentials course on the ITVDN platform.
To search commits by the author you can use the following command:
# git log --author="Taras Shkodenko"
where Taras Shkodenko example author name.
To get the list of all authors in a current Git repository use the useful command below:
# git shortlog -sne --all
Today I’ve complete PHP Symfony Developer Certification on ITVDN Platform.

Git has a useful feature. You can stash not committed changes and then re-apply them. It helps you to restore the working directory and the index, to a clean working directory as it was before your not commited changes.
To stash your changes run a command below:
# git stash
To apply (unstash) your changes run a command below:
# git stash apply
To view list of stashes run a following command:
# git stash list
Read more about git stash on a documentation page.
To copy file from you host computer to a container use command docker cp
docker cp file.txt ${CONTAINER_ID}:/root/file.txt
Replace ${CONTAINER_ID} with ID of the container. You can get container name using command:
docker ps -a
Example of a virtual host for web server Apache version 2.4 config to run a development copy of WordPress CMS:
<VirtualHost *:81>
ServerName wpdev.test
ServerAlias *.wpdev.test
# Indexes + Directory Root.
DirectoryIndex index.php index.html
DocumentRoot "/Users/taras/wpdev/public_html"
ErrorLog "/usr/local/var/log/httpd/wpdev.test/error.log"
CustomLog "/usr/local/var/log/httpd/wpdev.test/access.log" common
<FilesMatch \.php$>
SetHandler "proxy:fcgi://127.0.0.1:9074"
</FilesMatch>
Options FollowSymLinks
</VirtualHost>