Monthly archives: April, 2013

WPF data change notification from custom classes

When binding a WPF control to a custom-made class, changes to property values in the object won’t automatically appear in the control because the control can’t by default recognize changes. The solution is to let the class implement the System.ComponentModel.INotifyPropertyChanged interface. The Interface exposes one event that you execute every time a property changes value.

Ubuntu recovery mode with LVM drives

Had a client who had to restart a few of his Ubuntu servers due to a power outage and after restart one of them gave error messages and refused to boot. Error messages given were: mountall: fsck /boot [397] terminated with status 1 init: ureadahead-other main process (1751) terminated with status 4 … mount.nfs: mounting

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