Tuesday, January 18, 2011

robocopy

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Windows has a fairly sophisticated tool to copy files and directories. It is called robocopy (Robust Copy). The name is somewhat unfortunat...
1 comment:
Tuesday, January 4, 2011

Magma: lapack for GPU’s

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More mainstream libraries are now becoming available for GPUs. I suspect this is mostly interesting for dense linear algebra. http://ic...
1 comment:
Friday, December 24, 2010

Gmail problems

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I use gmail almost exclusively and I am very happy with how it works. Recently there surfaced an interesting bug. Attachments can be downloa...
Tuesday, December 21, 2010

A scheduling problem

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For a scheduling that I could not solve in one swoop I tried to develop a small algorithm. Basically: schedule the m<n jobs that come fi...
1 comment:
Tuesday, December 14, 2010

FTP client

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Not many people seem to know this: the Windows file explorer can be used as a simple FTP client by entering a URL of the following format in...
1 comment:
Sunday, December 5, 2010

SQL Injection

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From http://www.fsf.org/blogs/sysadmin/savannah-and-www.gnu.org-downtime : Wed Nov 24 12:59 UTC -- On the evening before Thanksgiving, ...
Wednesday, December 1, 2010

Collaboration tools

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For different projects I have been using some of the following document sharing tools: DropBox. This allows you to have a directory tha...
1 comment:
Tuesday, November 30, 2010

Reorganizing a large parameter in GAMS

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To export some fairly substantial data in a certain format I wanted to form:    DownLoadData(downloadfiles,SP_Varname...
2 comments:
Tuesday, November 16, 2010

Amazon not just selling books

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Dear Amazon EC2 Customer, We are excited to announce the immediate availability of Cluster GPU Instances for ...
Sunday, October 31, 2010

U shaped penalties

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For a large LP model a customer of mine wanted to have instead of a V shaped penalty around a goal, something that approximates a U shaped p...
3 comments: