The Tamil Nadu government has decided to restrict the provision of the guard of honour to very important persons (VIPs) attending State government functions. The State government has instructed ...
On July 27, 2025, Gangaikonda Cholapuram in Ariyalur district of Tamil Nadu wore a festive look in view of Prime Minister Narendra Modi’s visit to the ancient capital of the imperial Cholas built by ...
Abstract: In modern cities, more and more people drive the vehicles, equipped with the GPS devices, which create a large scale of trajectories. Gathering and analyzing these large-scale trajectory ...
Q. Could you explain how the AGGREGATE function works in Excel? A. AGGREGATE is possibly the most versatile function in Excel. Think of it as an advanced version of the SUBTOTAL function that offers ...
Elite economics PhD programs aim to train graduate students for a lifetime of academic research. This paper asks how advising affects graduate students’ post-PhD research productivity. Advising is ...
The error “Column is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause” occurs in SQL when a SELECT ...
An aggregate function error in SQL occurs when you try to use an aggregate function in a way unsupported by the SQL language. You may experience the error if you do ...
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