jason.lillywhite's articles:

Items(70) /7 Next >> Last >|

Increase significant digits in Float 11 161 (3/2/2010 3:26:21 PM) comp.lang.ruby If I want to increase my significant digits beyond 15 in a result of a math expression involving floats, how do I do it? So, for example, I would like more than 15 sig digits in the result of: irb(main):00... Jason

return values in rdoc method header 2 42 (10/28/2009 3:43:29 PM) comp.lang.ruby The rdoc heading for Array[index] method says: array[index] = obj → obj and for String.new: String.new(str="") => new_str When I document my own classes, how do I make the part that shows return values with... Jason

why is include not working? - beginner question 5 20 (10/17/2009 1:52:53 AM) comp.lang.c++ I am a beginner with c++. I'm running g++ from the command line in Ubuntu. I found everything working fine except that when I try to include a *.h file, I can't get it to work. I downloaded SQLAPI and am tryin... Jason

manually sort array of numbers 5 21 (10/12/2009 9:29:26 PM) comp.lang.ruby for the sake of learning, I built a sort method to sort an array of numbers manually rather than with the built-in Array#sort method. below is my code. Would you say this is a "good" way to do it? def sort_ar... Jason

2D array to array of hashes with repeating header 5 22 (9/27/2009 6:10:52 AM) comp.lang.ruby I have this array: data = [[:time, :pressure],[0,2.3],[1,4.1],[2,7.56],...] All the arrays in data could have an arbitrary number of items in it and the total number of arrays in data is arbitrary but all arra... Jason

repeatedly open file or save entire file to memory? 8 17 (9/17/2009 2:49:43 PM) comp.lang.ruby I want to make sure I do what is most efficient when dealing with multiple and potentially large files. I need to take row(n) and row(n+1) from a file and use the data to do things in other parts of my program... Jason

number of processes running 10 22 (9/3/2009 7:15:50 PM) comp.os.linux.misc I have one Windows machine and one Linux machine and I'm looking at processes. When I pull up the Windows Task Manager in my WindowsXP computer I have about 70 processes going. When I check the System Monitor i... Jason

configuring enterprise system to allow alternative OS Options 3 23 (8/26/2009 4:53:58 PM) comp.os.linux.networking I recently asked the IT manager of our 30,000-employee firm if I could try using an alternative OS at work. He said I cannot because "...running non-sanctioned operating systems on our networks increases the ch... Jason

configuring enterprise system to allow alternative OS 8 28 (8/26/2009 4:24:29 PM) comp.programming I recently asked the IT manager of our 30,000-employee firm if I could try using an alternative OS at work. He said I cannot because "...running non-sanctioned operating systems on our networks increases the ch... Jason

need a simple java programming environment 18 23 (8/25/2009 12:32:08 PM) comp.lang.java.programmer I'm used to programming in ruby using IRB, scite and the command line. I need to learn java and was wondering what might be the best environment to learn and play with java in. I was thinking eclipse but that l... Jason

jason.lillywhite's replies:

Items(64) /7 Next >> Last >|

extending ruby - handling errors 10 25 (8/20/2009 3:49:03 PM) comp.lang.ruby I want to raise an ArgumentError, "Function only takes numeric objects." if a non-numeric argument is passed to the existing Ruby method, Numeric.ceil. #Here is my feeble attempt to extend Ruby: irb(main):001... jason.lillywhite (184)

need a simple java programming environment 18 23 (8/25/2009 12:32:08 PM) comp.lang.java.programmer I'm used to programming in ruby using IRB, scite and the command line. I need to learn java and was wondering what might be the best environment to learn and play with java in. I was thinking eclipse but that l... jason.lillywhite (184)

configuring enterprise system to allow alternative OS 8 28 (8/26/2009 4:24:29 PM) comp.programming I recently asked the IT manager of our 30,000-employee firm if I could try using an alternative OS at work. He said I cannot because "...running non-sanctioned operating systems on our networks increases the ch... jason.lillywhite (184)

number of processes running 10 22 (9/3/2009 7:15:50 PM) comp.os.linux.misc I have one Windows machine and one Linux machine and I'm looking at processes. When I pull up the Windows Task Manager in my WindowsXP computer I have about 70 processes going. When I check the System Monitor i... jason.lillywhite (184)

repeatedly open file or save entire file to memory? 8 17 (9/17/2009 2:49:43 PM) comp.lang.ruby I want to make sure I do what is most efficient when dealing with multiple and potentially large files. I need to take row(n) and row(n+1) from a file and use the data to do things in other parts of my program... jason.lillywhite (184)

2D array to array of hashes with repeating header 5 22 (9/27/2009 6:10:52 AM) comp.lang.ruby I have this array: data = [[:time, :pressure],[0,2.3],[1,4.1],[2,7.56],...] All the arrays in data could have an arbitrary number of items in it and the total number of arrays in data is arbitrary but all arra... jason.lillywhite (184)

manually sort array of numbers 5 21 (10/12/2009 9:29:26 PM) comp.lang.ruby for the sake of learning, I built a sort method to sort an array of numbers manually rather than with the built-in Array#sort method. below is my code. Would you say this is a "good" way to do it? def sort_ar... jason.lillywhite (184)

why is include not working? - beginner question 5 20 (10/17/2009 1:52:53 AM) comp.lang.c++ I am a beginner with c++. I'm running g++ from the command line in Ubuntu. I found everything working fine except that when I try to include a *.h file, I can't get it to work. I downloaded SQLAPI and am tryin... jason.lillywhite (184)

return values in rdoc method header 2 42 (10/28/2009 3:43:29 PM) comp.lang.ruby The rdoc heading for Array[index] method says: array[index] = obj → obj and for String.new: String.new(str="") => new_str When I document my own classes, how do I make the part that shows return values with... jason.lillywhite (184)

How can I use Ruby with MS Excel? 6 154 (6/8/2010 2:20:08 PM) comp.lang.ruby As much as I hate to say it, Microsoft Excel is here to stay and will continue to be the most popular tool among engineers and scientists. When I say engineers, I mean mechanical, civil, environmental, chemic... Jason