A cashier's check is not the same as a teller's check, also known as a banker's draft, which is a check provided to a customer of a bank or acquired from a bank for remittance purposes and drawn by the bank, and drawn on another bank or payable through or at a bank.
Microsoft Excel 2007, along with the other products in the Microsoft Office 2007 suite, introduced new file formats. The first of these (.xlsx) is defined in the Office Open XML (OOXML) specification.
A file with the ASHX file extension is an ASP.NET Web Handler file that often holds references to other web pages used in an ASP.NET Web server application. The functions in the ASHX file are written in the C# programming language, and sometimes the references are so short that an ASHX file may end up just being a single line of code.