Install Nginx from the source code
There are many casess when we need to compile the the sofware from the source code. Nginx is a briliant case when the can’t enable geoip module or mod_securi...
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Get Inique IP addresses from Apache access.log
The following can be used to fetch the unique records from apache access.log. This example covers IP addresses of the clients but this example can be used to...
Configure RabbitMQ failover cluster
RabbitMQ is a universal bus to be used to exchange messages between the applications. There are other solutions like Kafka, AWS SQS, Google Pubsub, etc. If y...
Error not a TTY on docker exec in ansible
One of the ansible playbooks that I was refactoring recently had a multiple shell steps with docker exec in them. After updating to the latest docker the pla...
Vagrant authorization issue when executing kitchen create in Chef
Выполняя команду kitchen create при тестировании поваренной книги в Chef можно получить следующую ошибку при работе с Vagrant 1.8.5: Chef can fail with the f...
Change default umask for files in custom folder
Umask in Linux is a pattern of permissions for created files. Typically specified globally in /etc/profile or on a per-user basis in .bashrc files in the hom...
Problems with re-login into Jenkins
Today I ran into a problem with re-login in Jenkins. After the session was broken as a result of restarting the Tomcat daemon, I was asked to log in with a n...
Sudo without password in linux to run a single command
Suppose we needed to allow one user on the system to execute an application that requires sudo without entering a password. In order to do this you need to ...
Setup Unison in CentOS 7
Unison is one of the utilities that is used to replicate files between servers. A big advantage of Unison is its support for master-master replication.
Манипуляции с php-handlers в Plesk
Просмотр списка php режимов из командной строки:
Синхронизация файлов между двумя Windows серверами
Обычно для синхронизации файлов между Windows серверами люди используют robocopy. В принцыпе robocopy отлично с этой задачей справляется, но только до тех по...
Amazon CloudFront и ошибка с Access-Control-Allow-Origin
На днях развернули в клауде амазона магазин на базе Megento. И все бы ничего, но в консоли браузера насточиво появляется следующая ошибка
Configuring Postfix Mail Forwarding Domains
Introduction Configuring Postfix mail forwarding domains is a practical solution for situations where local mailboxes are not available, and the server is no...
Postfix change sender domain
Out of the box postfix is sending emails using the domain name that is returned by the following command in the linux shell: uname -n
Использование шаблонного текста при создании записи в WordPress
В ходе работы над новым ресурсом, было решено использовать единый шаблон для публикации записей определенного типа.