these steps describe the steps to unmount an datastore from an ESXi host. If you tried it with the GUI and you got an error:
The resource ‘my_esxdatastore’ is in use. Cannot unmount volume ‘esxdatastore_F00’ because “One or more virtual machines are still registered on it”.
Continue reading VMware: Unmount a datastore/volume from an ESXi Server at command line →
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since Windows 8/Server 2012 Microsoft delivers the Adobe Flash Player with it Operating System.
Continue reading Windows: Adobe flash player files have an outdated version →
the Standard PDF Viewer Adobe Acrobat Reader has no edit function, therefore a merge of multiple pdf files is also not possible.
Continue reading PDF: Merge multiple PDF Files →
the content of an WSUS Server crows every month for several GiBytes because WSUS does held all files which has the approval state “install”.
Continue reading Windows: Cleanup files from WSUS which are no longer needed →
let us assume you want to edit a binary file /tmp/binfile and you want to replace all strings matches to “sda” by “hda”.
gnu sed can edit bin files by the \xnn hex notation. The option –in-place changes the original file and makes a backup copy with a file extension .org
michael@devdeb ~# sed -e 's/\x73\x64\x61/\x68\x64\x61/g' /tmp/binfile --in-place=.org
Continue reading Linux: HEX edit and diff in a shell →