Jahr: 2007

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Charles Miller – Understanding Engineers: Feasibility: „Non-trivial contains dangerous unknowns. Some part of it is not yet understood, or lies outside the range of things the programmer has done before, or can quickly imagine a workable solution to. The more experienced the programmer who tells you a problem is non-trivial, the more concerned you should…

Joe Gregorio – ETech ’07 Summary – Part 2 – MegaData: „If you want to scale to the petabyte level, or the billion requests a day, you need to be: Distributed The data has to be distributed across multiple machines. Joinless No joins, and no referential integrity, at least at the data store level. De-Normalized…

cgisecurity.net – Cross Site Request Forgery (CSRF/XSRF) questions and answers: „What can I do to protect my own applications? Setting a short time peroid for user sessions is essential. Sites requiring the user to be logged in before performing an action can set the users session to a short session period (say 5 minutes) to…

Ondřej Žára – WWW SQL Designer: „Online tool for designing relational database schemas. Works fine in all three major browsers (Gecko, MSIE, Opera) and features schema saving, exporting to xml and sql script creation.“ Take a look at the demo. (Found via Ryan Eby.)

O’Reilly Radar – Release 1.0: „Esther Dyson edited Release 1.0 from 1983 to November 2006, when O’Reilly acquired the newsletter and updated it to Release 2.0. It is our great pleasure to offer, free of charge, electronic versions of all back issues of Release 1.0. Each issue offers insights into a topic just before it…

The built-in PDF support in OS X is simply great. I just found two additional helpers: creating PDFs from office documents via OpenOffice, on the command line – Batch Converting Legacy Documents at XML.com (copy & paste their Basic macro, write „“/Applications/OpenOffice.org 2.1.app//Contents/MacOS/program/soffice“ -invisible ‚macro:///Standard.Module1.SaveAsPDF(„/Users/tim/Desktop/test.ppt“)’“ into a shell script and run it with „open-x11 test.sh“)…

David Caruana – Alfresco Web Services Revisited: „ECM should rethink the way it provides Web Services. Imagine being able to expose your enterprise content resources (folders, documents, searches, categories, versions, discussions, workflows etc) to your network with the minimum of effort; distributed resources that can be retrieved, managed, mashed by any part of your enterprise…

Reginald Braithwaite – Which theory fits the evidence?: „Theory P [= probabilistic] adherents believe that the normal case for software projects is that tasks are rarely completed exactly as estimated, but that as a project progresses, the aggregate variance from estimates falls. Theory D [= fully deterministic] adherents believe that the most important element of…

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