XML has also provided the base language for communication protocols such as XMPP. In publishing, DITA is an XML industry data standard.
XML is used extensively to underpin various publishing formats.
If you already know how to set up a vbscript you can skip this step. Dedicated Server  Name=Eternal Silence  Name=Eternal-Silence Dedicated Server  Name=Dystopia  Name=Dystopia Dedicated Server  Name=Insurgency  Name=Insurgency Dedicated Server NOTE: if your operating system is 32 bit then make sure that you write just Program Files instead of Program Files (x86) the vbyesno portion will give the popup box the yes and no buttons allowing other sections of the script to use the result.
Open up Notepad and save as "[your game here] fix.vbs" make sure that the file type is set to All Files. I will use Portal 2 as an example in this script because that is the game that i originally wrote it for but it should work with any other steam games that get this error. now we will write a section of script that will launch the game if yes is selected.
Right-click your taskbar and select Start Task Manager to open the task manager.Be sure to close Steam completely (click the Steam menu at the top of the Steam window and select Exit) before deleting this file.Steam will examine the game’s files and – if any problems are detected – will re-download the corrupted files from Steam’s servers.The W3C's XML 1.0 Specification It is a textual data format with strong support via Unicode for different human languages.Although the design of XML focuses on documents, the language is widely used for the representation of arbitrary data structures such as those used in web services.