oompahloompah questions

• Reading csv file into a DataTable using C#?
• PHP class or library to allow tweeting from a website
• Sending JSON to server, using jQuery
• cron: sending output to file then EMAILing file to me
• mysql load from dump: ERROR 1452 (23000) at line 13: Cannot add or update a child row: a foreign key constraint fails
• Plotting arrows with gnuplot
• Refactoring legacy C code into MVC design
• Design patterns to facilitate these behaviours (audit trail behaviour and undo)
• python RESTful webservice framework: roll my own or is there a recommended library?
• Jquery: How do I get the url of an anchor contained within a clicked 'li' tag?

oompahloompah answers