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• Iterating files in DOS using FORFILES.exe

  Just came across a nice little command line utility called forfiles.exe. Very useful for batch file scripting, for example you can use this to schedule deletes of log files from your continuous build output. C:\Temp>forfiles /C "cmd /c echo @file" Read More... Posted 12 January 2011 15:10 by merrick.chaffer | 0 Comments Filed under: code, batch, dos

• Post build event for copying a target dll to an extensions folder

  For example if you wish to create a MefExtensions directory for a main assembly to use the DirectoryCatalog to load in plugins at application startup then add this to your sub project's post build event SET DestDir=MefExtensions SET DestDir=$(SolutionDir)\$(SolutionName)\$(OutDir)%DestDir%\ Read More... Posted 26 May 2010 15:31 by merrick.chaffer | 0 Comments Filed under: Microsoft, C#, .NET, batch, Howto, MEF

• How to trim characters from the path in DOS Batch programming

  A colleague of mine Paul Taylor ( http://paul-taylor.co.uk/blog/ ) recently figured out how to do this. Here's an example that will spin up the Visual studio cassini web host for your project, assuming you place this batch file in the folder the web project Read More... Posted 08 December 2009 12:27 by merrick.chaffer | 0 Comments Filed under: batch, dos

• How to add a delay in a dos batch file

  You can add a 10 second delay in a dos batch file by using the following trick… CHOICE /T 10 /C ync /CS /D y > nul I have C:\WINDOWS\CHOICE.EXE but not sure it's present on all machines that's the only caveat. You can however download it from Read More... Posted 30 April 2009 10:53 by merrick.chaffer | 0 Comments Filed under: batch, dos, Howto

• Resetting %ERRORLEVEL% in batch file programming

  Came across a definite gotcha today in batch file programming, when I noticed that we had SET ERRORLEVEL=0 in one of our batch files. Turns out that once you set this variable explicitly then any command you run after will not be able to change the value Read More... Posted 28 February 2008 10:18 by merrick.chaffer | 0 Comments Filed under: batch, dos

• Returning an ERRORLEVEL to DOS prompt from OSQL or SQLCMD utility

  After much trial and tribulation today I've finally cracked how to return a non zero exit code from a call to osql back to a dos batch file. The answer is as follows. Note the bits in bold below are most important, and the use of the single & sign Read More... Posted 26 November 2007 10:59 by merrick.chaffer | 1 Comments Filed under: Microsoft, SQL 2005, osql, batch, dos