PDF File: What is a .PDF file, and how do I create it?

PDF is the acronym of “Portable Document Format”, and the format was originally designed by Adobe for printing. The format is based on the PostScript language which is supported by most printers. The internal file structure encapsulates a complete description of any texts, fonts, vector graphics, raster images, etc. You might already be familiar with […]

Microsoft SQL Server

MS SQL: Get the Day of Week in Transact-SQL

The day of week for a given date can in Microsoft SQL server be calculated based on the @@datefirst system variable and the datepart function in Transact-SQL. The value returned from datepart is not constant but depends on the first day of week specified by the @@datefirstvariable. In modern programming languages like C# we will get a constant value for each […]

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