protect a variable name from surrounding characters. $ export foo=foo $ echo ${foo}bar # foo exists so this works as expected foobar $ echo $foobar # foobar doesn't ...

I listened recently to a Channel 9 recording of Anders Hejlsberg, Brian Beckman, and Erik Meijer that caught me by surprise. Brian praised VB's dynamic features, yet said he used C# because it had ...

Now that the nukes have dropped, Black Ops - Cold War: Warzone Season 3 has arrived with new Operators and skins to collect. Aside from the new map, Season 3 is headlined by two new skins for Wraith - ...

Editor's Note: This article has been updated by its author. Thank you, Pat. Have you ever wanted to change the names of many files at once? Or, have you ever needed to use a default value for a ...