How to create parameters to filter views to specific start and end dates. Tableau Desktop. 1  In the Data window, click the drop-down arrow at the top right of Dimensions, and then select Create > Parameter.  In the Create Parameter dialog box, name the parameter. In the example workbook, the parameter is named Start Date.
Marina is The Gambia's premier international school and has been in existence for more than fifty years. The Junior and High Schools share an attractive, spacious campus, occupy the same site but are physically separate within the site at Fajara, Bakau - New Town area of Greater Banjul, the country's capital.
CountryCode.org is your complete guide to make a call from anywhere in the world, to anywhere in the world. This page details Gambia phone code. The Gambia country code 220 will allow you to call Gambia from another country. Gambia telephone code 220 is dialed after the IDD.Gambia international dialing 220 is followed by an area code. The Gambia area code table below shows the various city codes for Gambia.Gambia country codes are followed by these area codes. With the complete Gambia dialing code, you can make your international call.ambia international dialing 220 is followed by an area code. The Gambia area code table below shows the various city codes for Gambia. Gambia country codes are followed by these area codes.