MySQL Function to calculate closing WorkDay date given elapsed working time
On my post MySQL function to calculate elapsed working time I was asked in comments if the assumptions can be reversed such that given start date, starting t...
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Ghost Upgrade errors and fixes (1.19.x)
I have found the recent ghost upgrades quite painless but there have been few hiccups for last two times so I kept a record of what helped and it is as liste...
Unprotect Sheets in Libre Calc, Excel
A friend of mine today had an issue. He had created a template for some really complex calculations and to ensure he does not mess up with the forumlae by mi...
Ghost V1.0 Upgrade on Apache stack, related quirks and fixes
Right then, the Ghost V1.0 was out a while back and they made Ghost 0.11.x an LTS so I was not in any rush to upgrade too. I have not had much time to sort t...
Rstudio Server Setup with SSL behind Apache proxy server
Install R using following commands: