search for: debutant

Hello I have the following problem : group the lines of a dataframe when no information change (Matricule, Nom, Sexe, DateNaissance, Contrat, Pays) and when the value of Debut of lines i = value Fin of lines i-1 I can obtain it with a do loop. Is it possible to avoid the loop ? The dataframe initial is df1 dput(df1) structure(list(Matricule = c(1L, 1L, 1L, 6L, 6L, 6L, 6L, 6L, 6L, 8L, 8L, 8L,

Dear All, Debuting in R, I'm facing a problem. I have 2 vectors, say 'a' et 'b', and I'd like to merge them according to the proximity of their variable 'time'. How to do to keep elements which satisfy (for example) 'a$time-b$time<0.5'? For example : > a time x 1 1.0 4 2 2.2 5 3 5.2 6 > b time y 1 0 1 2 1 3 3 2 5 4 4 7 5

Hi. Is it still considered risky to use the QEMU guest agent in an untrusted guest? A warning on these lines was written in the manual a few years back when the feature made its debut. I wanted to know if it was hardened since.

Hi... I''ve a problem with this : [code] def fir_tahiti @notams=Array.new Notam.find_all_notams().each do |notam| @notams.push(notam) if (to_secs(notam.debut)<Time.now.to_i and to_secs(notam.fin)>Time.now.to_i) end end def to_secs(str = nil) Time.gm(2000+str[0..1].to_i, str[2..3].to_i, str[4..5].to_i, str[6..7].to_i, str[8..9].to_i).to_i if str end [/code] It tells

I've a problem with my X100P card. I'm setting up a VoIP to PSTN gateway,with oh323. This works, but when I call an PSTN phone number, some digits are duplicated, so I'm unable to call the right person. Not very clear ? I'll try to do better (sorry, I'm french...) example : I use ohphone (with quicknet hardware), I call asterisk (*192*168*1*204#), asterisk answers, I choose

bonjour , Je suis un debutant sur linux et je voudrais configurer samba pour 2 machines un sur windows 2000 et l'autre sous linux redhat 8.0 je souhaite que vous m'envoyez un exemple de configuration simple et qui puisse fonctionner car quand je surf sur le net je me brouille et j'ai pas exactement ce que je veux C...

Hi, I recently won the Railsday contest and the response has been overwhelming. I''m currently looking for: 1) Rails programmers with at least A FEW COMPLETE Rails applications under their belt 2) Front-end XHTML/CSS developers who are comfortable working with Rails and all the Ajaxy goodness to help me finish up several of my current projects and stick around for the next

Hello, I have a question about how R can run automatically. Here is the story: A file called "data.csv" will be generated every couple of minutes in a folder (overwrite itself). What I want R to do is: 1) scan the folder to find the file. 2) if the file is a newly generated file, process the file 3) output some file identifier on the screen, such as the time when the file was

madame, monsieur, help me please, Je debute avec R. J'ai r??alis?? une analyse factorielle discriminante avec R. J'obtient les resultat graphiques et les tables assici??es ?? l'analyse. Cependant je souhaiterais savoir si les distances separant les groupes (decades) sont statistiquement significatives. pour cela il me faut utiliser la distance de mahalanobis et la statistique de

Has anyone found a softphone that supports pulling it's configuration from a central server via TFTP/FTP/HTTP, much like hard desk phones use? I'm looking for something for a call center that I can provision from a central location by generating config files. If the phone has "soft keys" (yes, I know they're all soft - but you know what I mean; programmable buttons whose

Hi, I've had a heads up from a user that catppt did not work at all on semi-recent PowerPoint files (ppt, not pptx). I checked, and indeed it misses most of the content on many files. After looking around, I found Python code from the libreoffice project which makes a nice ppt text extractor after adding a very thin command line wrapper:

I''m happy to announce that ChaCha.com a new search engine that debuted this week and it runs on a mongrel cluster. Warning, promo follows. :) ChaCha.com is unlike any other search engine since it allows you to connect to a "guide" with experience in the field(s) of knowledge you are searching in. (Based on your keywords) Check it out at http://www.chacha.com Now on to my

Microsoft officially confirmed on Friday that it is working on adding Vorbis and FLAC support on its music and entertainment "project" dubbed Zune, which includes hardware and software products that offer users on-the-go access to music and entertainment. "Under the Zune brand, we will deliver Vorbis and FLAC support on our family of hardware and software products, the first of

Microsoft officially confirmed on Friday that it is working on adding Vorbis and FLAC support on its music and entertainment "project" dubbed Zune, which includes hardware and software products that offer users on-the-go access to music and entertainment. "Under the Zune brand, we will deliver Vorbis and FLAC support on our family of hardware and software products, the first of

Microsoft officially confirmed on Friday that it is working on adding Vorbis and FLAC support on its music and entertainment "project" dubbed Zune, which includes hardware and software products that offer users on-the-go access to music and entertainment. "Under the Zune brand, we will deliver Vorbis and FLAC support on our family of hardware and software products, the first of

looks like my message from last week about writing tools was right on time... we are enjoying a display of fireworks now going off in this particular arena... fletcher started work on an editing app with markdown-preview built right in, after reporting on his blog that he had "seen the future" in ali's post last month, where ali debuted his syntax highlighter, and fletcher is

Hello all, I have made the program run using winetricks to install a bunch of packages into my wine drive. So the program is running BUT it hangs (disapears) after 3/4 seconds it is started. I have this debut output (using verbose): Code: [nata at localhost bin]$ ./wine --verbose --cx-app mycommerce.exe CXConfig->read(/home/nata/cxoffice/etc/cxoffice.conf) Product version=7.1.0 Running

Greetings all: Sorry I''ve been a bit behind schedule, I''ve just released XCCS version 0.5.5.2 for both XCCS-VA (virtual appliance) and XCCS-SA (standalone) packages! This is a major upgrade for XCCS-SA, adding a load of new features that debuted in XCCS-VA. For XCCS-VA, this is mostly a bug fix release to to correct the host evacuate and shutdown functions for an

Greetings, I've been wondering about the index format and backwards compatibility. We're using the dev version (for chert) and each svn up means that any indexes created prior to this revision cannot be read. Is this purely a cautious move to prevent errors, and, barring any obvious index format changes, can I safely force the current revision to read existing indexes? eg, by

netbook (http://www.laptopspark.com) During CES (http://www.laptopspark.com/products/HP-Pavilion-dv6-3230us-NoteBook-Intel-Core-i3-370M240GHz-156-4GB-Memory-500GB-HDD-5400rpm-DVD-Super-Multi-Intel-HD-Graphics-laptop-2039.html) 2010, Hewlett-Packard issued a preemptive strike against the still-unannounced iPad by showing off its own tablet PC at Microsoft CEO Steve Ballmer's keynote. Only