Tag Archives: DevOps

Install TeamCity agent remotely

To install the TeamCity agent on a remote computer in the TeamCity UI on the Agents page select the Agent Push tab. Make sure the remote computer is accessible by PSEXEC. See Configure the target server for PSEXEC If the remote server is in the domain, make sure you prefix your username with the domain …

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Configure the target server for PSEXEC

PSEXEC is a remote procedure execution tool written by Mark Russinovich at Microsoft and available for download at https://docs.microsoft.com/en-us/sysinternals/downloads/psexec. To use PSEXEC you need to open ports 135 (TCP) and 445 (TCP) on the target computer.  Enable the ports in the security group Open the ports inbound in the server’s firewall You also need to …

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Make the GantChart Excel template smarter

There is a great, free Excel Gantt chart template on the Vertex42 web site at https://www.vertex42.com/ExcelTemplates/excel-gantt-chart.html The free version lacks a few features that could make project planning easier. We can update our version of the template to make it smarter. Make these changes before you start to use the template, because inserting task rows …

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Failed to complete #create action: [You are not authorized to perform this operation

When launching an instance in AWS with Chef Test Kitchen you get the error message >>>>>> Failed to complete #create action: [You are not authorized to perform this operation. Encoded authorization failure message:… Make sure the image does not require the acceptance of the license before you first use it. This applies to Ubuntu, CentOS

Remove byte-order mark from the beginning of the file

When a file is saved with BOM (byte-order mark) on a Mac or Linux machine Windows PowerShell cannot execute the script. Unfortunately the “cat” command does not show the byte-order mark at the beginning of the file. Some editors show a question mark at the beginning of the file. I have discovered it when I …

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Clear the browser cache for one site in Chrome

Some sites do not load properly when old cached data is stored in the web browser. To clear the cached images, cookies and other site related data for one specific site in Chrome We didn’t use the developer tools, but to be able to see the options on the refresh icon we need the tools …

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