How to transfer an Atlassian Confluence wiki space to another server

Confluence is one of the most popular Wikis with a great user interface. To export and transfer an Atlassian Confluence wiki to another server Log into the Atlassian Confluence wiki as an administrator, In the lower left corner click the gear icon and select Content Tools, On the Export tab select the XML radio button …

Atom text editor configuration

Configure Atom Turn off auto-indent on paste to stop Atom reformatting your code. In the Atom menu select Preferences On the left side select Editor Uncheck Auto Indent On Paste Check Show Indent Guide Set Tab Type to soft to place 2 spaces when you press the tab key Atom language packs Atom language packs help you with code completion. Install language packs In the Atom …

Tomcat web server configuration

When you install the Apache Tomcat web server there are some configuration settings you need to make to be able to administer and use it. Administrator user accounts When you install the Apache Tomcat web server there is no admin user account specified, so nobody can log into the admin web user interface. To add …

Enable PowerShell execution in Windows

The default settings of Windows disable the PowerShell script execution. This protects your computer in case a malicious PowerShell script would try to make changes on your machine. The same settings prevent you from executing your own automation scripts too. When we try to execute a PowerShell script we get the error message File ….ps1 …

The specified Security Group and Parameter Group are not set in the RDS instance

If the Terraform apply execution times out during the RDS instance creation, the specified Security Group and Parameter Group is not set in the RDS instance. The solution is to set the timeout in the aws_db_instance resource. When a multi-az RDS instance is launched from a snapshot, the process can take more than 55 minutes. The default …

java.sql.SQLException: Incorrect string value: ‘\xF0\x9F\x96\xA4\xE2\x9C…’ for column

When your application tries to store 4-byte Unicode characters in a MySQL database you may get the error rmessage java.sql.SQLException: Incorrect string value: ‘\x..\x..\x..\x..\x..\x…’ for column   To store 4-byte Unicode characters in MySQL you need a modern version of the database engine, version 5.5 or later, set the column collation to COLLATE utf8mb4_unicode_ci in the database, …

The security database on the server does not have a computer account for this workstation trust relationship

Time to time Windows servers may lose the trust of the domain. When you try to log in with your domain credentials you get the dreaded message: The security database on the server does not have a computer account for this workstation trust relationship This can have many causes, and the most effective way to fix …

SQL Server AWS RDS instance ALARM FreeableMemory <=... MB

The SQL database servers use the available memory for caching to speed up the database operation. If we do not restrict the SQL database server memory usage, the operating system will not have enough memory to run. This setting is also necessary for an AWS RDS instance, otherwise, you will get the alert ALARM FreeableMemory <=… MB In AWS …

Terraform provider.aws: no suitable version installed

The new versions of Terraform do not contain all plugins after the application installation. When you try to access a provider the first time, Terraform may not be able to communicate with it. * provider.aws: no suitable version installed version requirements: “(any version)” versions installed: none To download the necessary plugins, initialize the Terraform script …