Tag: Column

Column Encryption and Decryption in Databricks

Encryption of data is always important, particularly when certain fields in the data contain sensitive information. Databricks provides the aes_encrypt and aes_decrypt functions to help accomplish this. The documentation for those functions can be found here: aes_encrypt fu...

A Bird’s-Eye View of Linear Algebra: Rank-Nullity and Why Row Rank Equals Column Rank

The core object in linear algebra is a linear map, that translates one vector space to another while satisfying certain properties, as described in chapter-1. In this chapter, we’ll introduce the important concept of the rank of a matrix/ linear map. It is a single number (integer) tha...

What is the Difference between C8 and C18 column in HPLC?

C8 column is a type of column used in reverse-phase chromatography. Generally, reverse-phase chromatography uses a hydrophobic stationary phase. However, the solid support the stationary phase or the column contains modified silica. Here, silica is a hydrophilic stationary phase. C8 column is a f...

Effect of Column Width and Line Spacing on reading time in Hindi

The objective of this study was to establish differences in reading time due to typographical factors like column width and line spacing. The conclusion could lead to useful design recommendations for text formats and layouts for the improvement of reading print text in the Hindi language which uses...