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I''m playing around with the Practical Rails Projects code, and was attempting to make a change for graphing data differently using groupings. Basically the code went from: total_weight = @exercise.activities.collect {|e| e.repetitions * e.resistance} workout_dates = @exercise.activities.collect {|e| e.workout.date.to_s} To: total_weight =

I am using R 2.7.0 on a linux platform. I am trying to reproduce a 2002 example using lme from the nlme library. I want to change the otimizer from the default (nlminb) to optim. Specifically, this is what I am trying to do: R> library(nlme) R> library(car) # for data only R> data(Blackmoor) # from car R> Blackmoor$log.exercise <- log(Blackmoor$exercise + 5/60, 2) R>

On 08/09/2016 03:18 PM, Rowland Penny via samba wrote: > On Tue, 9 Aug 2016 16:04:04 -0300 > francis picabia via samba <samba at lists.samba.org> wrote: > >> On Tue, Aug 9, 2016 at 3:35 PM, Rowland Penny via samba < >> samba at lists.samba.org> wrote: >> >>> On Tue, 9 Aug 2016 15:21:53 -0300 >>> francis picabia via samba <samba at

I''m a ruby newbie and have what is probably a relatively simple problem I''m trying to solve. Say that I created a hash: TASKS = { "homework" => "Do Your Homework", "chores" => "Your Have Chores", "exercise" => "Don''t Forget to Exercise" } and then I had an Assignment model with: def

...9695.n4.nabble.com/file/n4619850/task2.gif Oh I love loops. Well - "I think" I have to solve the first task to solve this... Well there is more but I'll tried to fight with it a few more hours. Thanks for helping! -- View this message in context: http://r.789695.n4.nabble.com/R-exercises-too-confusing-for-me-tp4619850.html Sent from the R help mailing list archive at Nabble.com.

...in a while. Also, I realized that my description was not entirely accurate. You actually had to click the link on the page you posted to get this: http://www.odesk.com/jobs/College-Assistance_~~dd7622f6bdef9177 I am an MSc. computer science student in a foreign university! Need help to solve the exercises in the following subjects. Quality and transparency and regularity will be my priority in all cases. So only serious people who want to make money on hourly basis or preferable an intelligent student should apply. Later there is an incentive for the placement of final employment in the foreign comp...

Hello, Can anybody help me in solving these exercises on regular basis paid or unpaid basis. If he/she want to pay by PayPal then it should be noticed that mention at this email kindly your paypal email account where one can transfer money in all cases. But please respect the deadline in al cases.. *Dealine for this assignment is 07.10.09.* *If it is...

I read the Ed Gibbs blog posting on BDD, and there was a reference to implementing the game Deflexions as a way of learning about expectations... I''d like to do this exercise, can you provide me with the details (starting points, objectives, etc...) Thanks! Dominique ------------------------------------------------------------- dom.website = http://www.binaryshift.com

Hi, I have been stuck on this problem for 2 hours and still have no idea how to do it. Basically I have a relationship between Workout and Exercise Exercise has many Work out anyway in my code at Workout.view the edit.html that was generated through scaffold I wrote this <% form_for(@workout) do |f| %> <p> <b>Exercise</b><br /> <%= select_tag

...thirty minutes so you will work with six different people. Work at your own pace and learn how to build web applications using the Pylons framework. Tutorial format ----------------------------- Students work in pairs that rotate after every module. There are six thirty-minute modules, each with exercises that focus on a different aspect of the development process. The instructor walks around and answers questions. Intended audience ----------------------------- Beginner to intermediate Python developers Prerequisites ----------------------------- Students should be comfortable with Python and h...

...d backup my data and replace the disk (!). I still have not made any irreversible data transfers to this drive, and I have some time yet to take it back, but I'd like to know for sure that it needs it, or at least have some reasonable evidence of failure. What is a good program out there that exercises a disk to give some assurance of errors or lack thereof? Thanks. Mark Hull-Richter, Linux Kernel Engineer DATAllegro (www.datallegro.com) 85 Enterprise, Second Floor, Aliso Viejo, CA 92656 949-680-3082 - Office 949-330-7691 - fax -------------- next part -------------- An HTML attachment was...

On Tue, Aug 9, 2016 at 3:35 PM, Rowland Penny via samba < samba at lists.samba.org> wrote: > On Tue, 9 Aug 2016 15:21:53 -0300 > francis picabia via samba <samba at lists.samba.org> wrote: > > > I've been working with the third statement being true and exercising > > the rid option. > > Can I suggest you put it back, or add the RFC2307 attributes and use

NB: This email and its contents are subject to the Eskom Holdings Limited EMAIL LEGAL NOTICE which can be viewed at http://www.eskom.co.za/email_legalnotice ------------------------------------------------------------------------ Good Morning Im busy doing an exercise on Foundation of Statistical Description and Analysis,Please check the attached exercise on page 3.In this exercise the first

This message is aimed at anyone who may be using exercises from my book with John Braun for teaching purposes. I am using this channel of communication in the absence of any other obvious effective channel. I ask the forbearance of list members. Our intention is to post solutions to selected exercises (the more challenging exercises) on the web, via a li...

Dear Sir/Madam: Could you please help me with this exercise and how I could solve it in R?: -------------- next part -------------- A non-text attachment was scrubbed... Name: PastedGraphic-1.pdf Type: application/pdf Size: 86215 bytes Desc: not available URL: <https://stat.ethz.ch/pipermail/r-help/attachments/20111115/b38825d2/attachment.pdf> -------------- next part -------------- I

Hi, I'm trying to perform a hierachical, second order CFA. That's the thing that I need to leave AMOS. I found some sim.hierarchical and omega stuff, but nothing clear enough. Can anyone help me? I just need a simple and clear manual. Best, Pablo. [[alternative HTML version deleted]]

Hi, I''m teaching myself to use wxRuby and DialogBlocks to create a front end for a Ruby program I wrote. And I''m hopelessly stuck! In DialogBlocks (or indeed wxFormBuilder, which gives me the same problem) I can create a widget, give that widget a new id and class name (in the example I created below, text_box1 and CaseChangeTextCtrl1, respectively), and then add a module which

Hi R helpers! I have a question. I'm trying to create a function for an exercise. Here are the arguments I should include: x and y are numeric z is a name ("plus","minus","multiply","divide") and swap is logical. Here is what the function should do: When z="plus", then x+y is performed and so on for the other z names. It should give a NA

Dear R-Devel, I was attempting an exercise in Hadley Wickam's book "Advanced R". The exercise is to find the generic with the greatest number of methods. I found that 'methods(`|`)' produces a list of length 2506, in R 3.3.1. Similar behavior is found in 3.4.0. It seems to include all functions and methods. I imagine something is being passed to "grep" without

Hi-- I'm trying to teach myself R using Peter Dalgaard's "Introductory Statistics with R." Does anyone know if there are solutions available for the exercises? I'm really just hoping to learn by going through exercises and checking myself, so alternatively, does anyone know of an introductory textbook to R that does have answers available either in the back or online? Much thanks, Ben [[alternative HTML version deleted]]