Dimitri


Firefox displays SSL Error: SEC_ERROR_INADEQUATE_KEY_USAGE when using self-signed certificate

When using self-signed certificates, and accessing your web contents with the Firefox browser, you may get a strange error message SEC_ERROR_INADEQUATE_KEY_USAGE This may happen in self hosted instances of YunoHost for example. Whereas the contents is properly displayed in all other browsers, you cannot add any exception in Firefox and […]


Microservices architecture best and worst practices

Regularly, the IT world discovers the alpha and omega patterns that should solve all the software or hardware problems. Recently, Microservices has been a trend and of course it is time to list the microservices architecture best and worst practices. In a youtube video “Avoiding Microservice megadisasters”, Jimmy Bogard outlines […]


Storing sp_configure settings in a stored procedure

All SQL Server DBAS are familiar with sp_configure to change the instance global settings. However when you need to modify temporarily those settings from within your code, such as storing sp_configure settings in a stored procedure, the process can become awkward You need to store the configuration setting you change […]

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Trial period reset of Visual Studio Community Edition

Although Visual Studio Community Edition is supposed to be free, you are required after 30 days by the graphical interface to have an account on Microsoft’s online services to continue to use the product. The trial period reset of Visual Studio Community Edition can however be easily achieved by editing […]


‘MEDIALAYOUT’ in SQL Server ConfigurationFile.Ini

While trying to install new instance of SQL Server using command line and the ConfigurationFile.ini unattended answer file, you may receive the following error message : MEDIALAYOUT in SQL Server ConfigurationFile.Ini Don’t waste your time searching in different documentations about the allowed keywords for the configuration file. This error means […]

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Free Disk space on Windows drive

Starting with Windows 2012 (R2), it is no longer necessary to install the desktop experience to remove the different file versions left update after update. The following command can be used:

Options used here are: StartComponentCleanup: removes superseded and unused system files from a system ResetBase: all superseded versions […]