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  • Check if files in a directory are still being written in Windows Batch File

    - by FMFF
    Hello. Here's my batch file to parse a directory, and zip files of certain type REM Begin ------------------------ tasklist /FI "IMAGENAME eq 7za.exe" /FO CSV > search.log FOR /F %%A IN (search.log) DO IF %%~zA EQU 0 GOTO end for /f "delims=" %%A in ('dir C:\Temp\*.ps /b') do ( "C:\Program Files\7-Zip\cmdline\7za.exe" a -tzip -mx9 "C:\temp\Zip\%%A.zip" "C:\temp\%%A" Move "C:\temp\%%A" "C:\Temp\Archive" ) :end del search.log REM pause exit REM End --------------------------- This code works just fine for 90% of my needs. It will be deployed as a scheduled task. However, the *.ps files are rather large (minimum of 1GB) in real time cases. So the code is supposed to check if the incoming file is completely written and is not locked by the application that is writing it. I saw another example elsewhere, that suggested the following approach :TestFile ren c:\file.txt c:\file.txt if errorlevel 0 goto docopy sleep 5 goto TestFile :docopy However this example is good for a fixed file. How can I use that many labels and GoTo's inside a for loop without causing an infinite loop? Or is this code safe to be used in the For Loop? Thank you for any help.

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  • Adding Table Columns to a Group by clause - Ruby on Rails - Postgresql

    - by bgadoci
    I am trying to use Heroku and apparently Postgresql is a lot more strict than SQL for aggregate functions. When I am pushing to Heroku I am getting an error stating the below. On another question I asked I received some guidance that said I should just add the columns to my group by clause and I am not sure how to do that. See the full error below and the PostsControll#index. SELECT posts.*, count(*) as vote_total FROM "posts" INNER JOIN "votes" ON votes.post_id = posts.id GROUP BY votes.post_id ORDER BY created_at DESC LIMIT 5 OFFSET 0): PostsController def index @tag_counts = Tag.count(:group => :tag_name, :order => 'count_all DESC', :limit => 20) conditions, joins = {}, :votes @ugtag_counts = Ugtag.count(:group => :ugctag_name, :order => 'count_all DESC', :limit => 20) conditions, joins = {}, :votes @vote_counts = Vote.count(:group => :post_title, :order => 'count_all DESC', :limit => 20) conditions, joins = {}, :votes unless(params[:tag_name] || "").empty? conditions = ["tags.tag_name = ? ", params[:tag_name]] joins = [:tags, :votes] end @posts=Post.paginate( :select => "posts.*, count(*) as vote_total", :joins => joins, :conditions=> conditions, :group => "votes.post_id", :order => "created_at DESC", :page => params[:page], :per_page => 5) @popular_posts=Post.paginate( :select => "posts.*, count(*) as vote_total", :joins => joins, :conditions=> conditions, :group => "votes.post_id", :order => "vote_total DESC", :page => params[:page], :per_page => 3) respond_to do |format| format.html # index.html.erb format.xml { render :xml => @posts } format.json { render :json => @posts } format.atom end end

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  • How to show errors using JSON when an update fails in Rails 2.3.5 with jQuery

    - by Fortuity
    I've got in-place editing on a page in my app (using Rails 2.3.5 and jQuery). I want to know how to display an error on the page when the update fails. I'm using ajax (an XMLHttpRequest) to save an update to a Comment object. The controller has an update method like this: def update @comment = Comment.find(params[:id]) respond_to do |format| # if @comment.update_attributes!(params[:comment]) if false #deliberately forcing a fail here to see what happens format.json { render :nothing => true } else format.json { render :json => @comment.errors, :status => :unprocessable_entity } end end end In Firebug, I can see the server returns a "422" (an appropriate validation error status code). But it's a response to an XMLHttpRequest so there is no redirect to an error page. I think I actually want to do this: format.json { render :json => @comment.errors} and trigger some Javascript function that iterates through (and displays) any errors. I'm using a rails plugin http://github.com/janv/rest_in_place/ to implement the in-place editing. It doesn't appear to have any callback function to handle a failure. What are my options? Can I write some Javascript to respond to a failure condition without hacking the plugin? Do I have to hack the rest_in_place plugin to handle a failure condition? Is there a better plugin (for Rails or jQuery) that handles in-place editing, including failure conditions?

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  • BMP2AVI program in matlab

    - by ariel
    HI I wrote a program that use to work (swear to god) and has stopped from working. this code takes a series of BMPs and convert them into avi file. this is the code: path4avi='C:/FadeOutMask/'; %dont forget the '/' in the end of the path pathOfFrames='C:/FadeOutMask/'; NumberOfFiles=1; NumberOfFrames=10; %1:1:(NumberOfFiles) for i=0:1:(NumberOfFiles-1) FileName=strcat(path4avi,'FadeMaskAsael',int2str(i),'.avi') %the generated file aviobj = avifile(FileName,'compression','None'); aviobj.fps=10; for j=0:1:(NumberOfFrames-1) Frame=strcat(pathOfFrames,'MaskFade',int2str(i*10+j),'.bmp') %not a good name for thedirectory [Fa,map]=imread(Frame); imshow(Fa,map); F=getframe(); aviobj=addframe(aviobj,F) end aviobj=close(aviobj); end And this is the error I get: ??? Error using ==> checkDisplayRange at 22 HIGH must be greater than LOW. Error in ==> imageDisplayValidateParams at 57 common_args.DisplayRange = checkDisplayRange(common_args.DisplayRange,mfilename); Error in ==> imageDisplayParseInputs at 79 common_args = imageDisplayValidateParams(common_args); Error in ==> imshow at 199 [common_args,specific_args] = ... Error in ==> ConverterDosenWorkd at 19 imshow(Fa,map); for some reason I cant put it as code segments. sorry thank you Ariel

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  • How do you pass .net objects values around in F#?

    - by Russell
    I am currently learning F# and functional programming in general (from a C# background) and I have a question about using .net CLR objects during my processing. The best way to describe my problem will be to give an example: let xml = new XmlDocument() |> fun doc -> doc.Load("report.xml"); doc let xsl = new XslCompiledTransform() |> fun doc -> doc.Load("report.xsl"); doc let transformedXml = new MemoryStream() |> fun mem -> xsl.Transform(xml.CreateNavigator(), null, mem); mem This code transforms an XML document with an XSLT document using .net objects. Note XslCompiledTransform.Load works on an object, and returns void. Also the XslCompiledTransform.Transform requires a memorystream object and returns void. The above strategy used is to add the object at the end (the ; mem) to return a value and make functional programming work. When we want to do this one after another we have a function on each line with a return value at the end: let myFunc = new XmlDocument("doc") |> fun a -> a.Load("report.xml"); a |> fun a -> a.AppendChild(new XmlElement("Happy")); a Is there a more correct way (in terms of functional programming) to handle .net objects and objects that were created in a more OO environment? The way I returned the value at the end then had inline functions everywhere feels a bit like a hack and not the correct way to do this. Any help is greatly appreciated!

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  • Delphi: Alternative to using Assign/ReadLn for text file reading

    - by Ian Boyd
    i want to process a text file line by line. In the olden days i loaded the file into a StringList: slFile := TStringList.Create(); slFile.LoadFromFile(filename); for i := 0 to slFile.Count-1 do begin oneLine := slFile.Strings[i]; //process the line end; Problem with that is once the file gets to be a few hundred megabytes, i have to allocate a huge chunk of memory; when really i only need enough memory to hold one line at a time. (Plus, you can't really indicate progress when you the system is locked up loading the file in step 1). The i tried using the native, and recommended, file I/O routines provided by Delphi: var f: TextFile; begin Assign(filename, f); while ReadLn(f, oneLine) do begin //process the line end; Problem withAssign is that there is no option to read the file without locking (i.e. fmShareDenyNone). The former stringlist example doesn't support no-lock either, unless you change it to LoadFromStream: slFile := TStringList.Create; stream := TFileStream.Create(filename, fmOpenRead or fmShareDenyNone); slFile.LoadFromStream(stream); stream.Free; for i := 0 to slFile.Count-1 do begin oneLine := slFile.Strings[i]; //process the line end; So now even though i've gained no locks being held, i'm back to loading the entire file into memory. Is there some alternative to Assign/ReadLn, where i can read a file line-by-line, without taking a sharing lock? i'd rather not get directly into Win32 CreateFile/ReadFile, and having to deal with allocating buffers and detecting CR, LF, CRLF's. i thought about memory mapped files, but there's the difficulty if the entire file doesn't fit (map) into virtual memory, and having to maps views (pieces) of the file at a time. Starts to get ugly. i just want Assign with fmShareDenyNone!

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  • HTTP Basic authentication using Authlogic or authenticate_or_request_with_http_basic for API call?

    - by Gaius Parx
    I have a Rails 2.3.x app that implements the act_as_authentic in User model and a UserSession model as per Authlogic Github example. I am implementing an API to allow access from iPhone. Will be using HTTP Basic authentication via https (will not implement single access token). Each API call requires a username/password for the access. I am able to access the API by calling http://username:password@localhost:3000/books.xml for example. Authlogic will not persist if using the single access token. But I am using HTTP Basic which I think Authlogic will create session for the API calls, which is not used for my API methods. So for each API call I made, new session object is created. Thus appear to me that this would load up the server resource pretty quickly. Sounds like a bad idea. The alternative is to use the Rails authenticate_or_request_with_http_basic for API controllers. Example adding a before_filter: def require_http_auth_user authenticate_or_request_with_http_basic do |username, password| if @current_user = User.find_by_email(username) @current_user.valid_password?(password) else false end end end This will bypass the Authlogic UserSession and just use the User model. But this will involve using separate authentication codes in the app. Anyone has any comments and can share their experience? Thanks

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  • This is more a matlab/math brain teaser than a question

    - by gd047
    Here is the setup. No assumptions for the values I am using. n=2; % dimension of vectors x and (square) matrix P r=2; % number of x vectors and P matrices x1 = [3;5] x2 = [9;6] x = cat(2,x1,x2) P1 = [6,11;15,-1] P2 = [2,21;-2,3] P(:,1)=P1(:) P(:,2)=P2(:) modePr = [-.4;16] TransPr=[5.9,0.1;20.2,-4.8] pred_modePr = TransPr'*modePr MixPr = TransPr.*(modePr*(pred_modePr.^(-1))') x0 = x*MixPr Then it was time to apply the following formula to get myP , where µij is MixPr. I used this code to get it: myP=zeros(n*n,r); Ptables(:,:,1)=P1; Ptables(:,:,2)=P2; for j=1:r for i = 1:r; temp = MixPr(i,j)*(Ptables(:,:,i) + ... (x(:,i)-x0(:,j))*(x(:,i)-x0(:,j))'); myP(:,j)= myP(:,j) + temp(:); end end Some brilliant guy proposed this formula as another way to produce myP for j=1:r xk1=x(:,j); PP=xk1*xk1'; PP0(:,j)=PP(:); xk1=x0(:,j); PP=xk1*xk1'; PP1(:,j)=PP(:); end myP = (P+PP0)*MixPr-PP1 I tried to formulate the equality between the two methods and seems to be this one. To make things easier, I ignored from both methods the summation of matrix P. where the first part denotes the formula that I used, while the second comes from his code snippet. Do you think this is an obvious equality? If yes, ignore all the above and just try to explain why. I could only start from the LHS, and after some algebra I think I proved it equals to the RHS. However I can't see how did he (or she) think of it in the first place.

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  • Can a sub-procedure procedure lock and modify the same rows FOR UPDATE that its calling procedure al

    - by RenderIn
    Will the following code lead to a deadlock or should it work without any problem? I've got something similar and it's working but I didn't think it would. I thought the parent procedure's lock would have resulted in a deadlock for the child procedure but it doesn't seem to be. If it works, why? My guess is that the nested FOR UPDATE is not running into a deadlock because it's smart enough to realize that it is being called by the same procedure that has the current lock. Would this be a deadlock if FOO_PROC was not a nested procedure? DECLARE FOO_PROC(c_someName VARCHAR2) as cursor c1 is select * from awesome_people where person_name = c_someName FOR UPDATE; BEGIN open c1; update awesome_people set person_name = UPPER(person_name); close c1; END FOO_PROC; cursor my_cur is select * from awesome_people where person_name = 'John Doe' FOR UPDATE; BEGIN for onerow in c1 loop FOO_PROC(onerow.person_name); end loop; END;

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  • active_admin/formtastic ignoring polymorphic associations

    - by James Maskell
    I'm currently having trouble with the form for a polymorphic association in active_admin in Ruby on Rails. I have three models set up: offices, companies and users. Both companies and users can own an office. My models are set up as follows: class Office < ActiveRecord::Base belongs_to :ownable, :polymorphic => true end class User < ActiveRecord::Base has_many :offices, :as => :ownable end class Company < ActiveRecord::Base has_many :offices, :as => :ownable end active_admin doesn't allow me to edit the owner on its forms, but does show it correctly on the index and show pages (including links to the company or user). I've tried playing with formtastic to manually create the form but have not had any luck - the "ownable" fields just get ignored and everything else renders properly. To be clear: I want to be able to edit the owner of the Office model on the new and edit fields in active_admin. Can anyone offer any help? :)

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  • Objective-C memory model

    - by TofuBeer
    I am attempting to wrap my head around one part of the Objective-C memory model (specifically on the iPhone, so no GC). My background is C/C++/Java, and I am having an issue with the following bit of code (also wondering if I am doing this in an "Objective-C way" or not): - (NSSet *) retrieve { NSMutableSet *set; set = [NSMutableSet new]; // would normally fill the set in here with some data return ([set autorelease]); } - (void) test { NSSet *setA; NSSet *setB; setA = [self retrieve]; setB = [[self retrieve] retain]; [setA release]; [setB release]; } start EDIT Based on comments below, the updated retrieve method: - (NSSet *) retrieve { NSMutableSet *set; set = [[[NSMutableSet alloc] initWithCapacity:100] autorelease]; // would normally fill the set in here with some data return (set); } end EDIT The above code gives a warning for [setA release] "Incorrect decrement of the reference count of an object is not owned at this point by the caller". I though that the "new" set the reference count to 1. Then the "retain" call would add 1, and the "release" call would drop it by 1. Given that wouldn't setA have a reference count of 0 at the end and setB have a reference count of 1 at the end? From what I have figured out by trial and error, setB is correct, and there is no memory leak, but I'd like to understand why that is the case (what is wrong with my understanding of "new", "autorelease", "retain", and "release").

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  • OleDbExeption Was unhandled in VB.Net

    - by ritch
    Syntax error (missing operator) in query expression '((ProductID = ?) AND ((? = 1 AND Product Name IS NULL) OR (Product Name = ?)) AND ((? = 1 AND Price IS NULL) OR (Price = ?)) AND ((? = 1 AND Quantity IS NULL) OR (Quantity = ?)))'. I need some help sorting this error out in Visual Basics.Net 2008. I am trying to update records in a MS Access Database 2008. I have it being able to update one table but the other table is just not having it. Private Sub Admin_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load 'Reads Users into the program from the text file (Located at Module.VB) ReadUsers() 'Connect To Access 2007 Database File con.ConnectionString = ("Provider=Microsoft.ACE.OLEDB.12.0;" & "Data Source=E:\Computing\Projects\Login\Login\bds.accdb;") con.Open() 'SQL connect 1 sql = "Select * From Clients" da = New OleDb.OleDbDataAdapter(sql, con) da.Fill(ds, "Clients") MaxRows = ds.Tables("Clients").Rows.Count intCounter = -1 'SQL connect 2 sql2 = "Select * From Products" da2 = New OleDb.OleDbDataAdapter(sql2, con) da2.Fill(ds, "Products") MaxRows2 = ds.Tables("Products").Rows.Count intCounter2 = -1 'Show Clients From Database in a ComboBox ComboBoxClients.DisplayMember = "ClientName" ComboBoxClients.ValueMember = "ClientID" ComboBoxClients.DataSource = ds.Tables("Clients") End Sub The button, the error appears on da2.update(ds, "Products") Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click Dim cb2 As New OleDb.OleDbCommandBuilder(da2) ds.Tables("Products").Rows(intCounter2).Item("Price") = ProductPriceBox.Text da2.Update(ds, "Products") 'Alerts the user that the Database has been updated MsgBox("Database Updated") End Sub However the code works on updating another table Private Sub UpdateButton_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles UpdateButton.Click 'Allows users to update records in the Database Dim cb As New OleDb.OleDbCommandBuilder(da) 'Changes the database contents with the content in the text fields ds.Tables("Clients").Rows(intCounter).Item("ClientName") = ClientNameBox.Text ds.Tables("Clients").Rows(intCounter).Item("ClientID") = ClientIDBox.Text ds.Tables("Clients").Rows(intCounter).Item("ClientAddress") = ClientAddressBox.Text ds.Tables("Clients").Rows(intCounter).Item("ClientTelephoneNumber") = ClientNumberBox.Text 'Updates the table withing the Database da.Update(ds, "Clients") 'Alerts the user that the Database has been updated MsgBox("Database Updated") End Sub

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  • JAVA - Create variable names using a loop?

    - by SeerUK
    Hi, first time poster, long time reader so be gentle with me :) See the following code which works to generate me timestamps for the beginning and end of every month in a financial year. int year = 2010; // Financial year runs from Sept-Aug so earlyMonths are those where year = FY-1 and lateMonths are those where year = FY int[] earlyMonths = {8, 9, 10, 11}; // Sept to Dec int earlyYear = year -1; for (int i : earlyMonths) { month = i; Calendar cal = Calendar.getInstance(); cal.clear(); cal.set(earlyYear,month,1,0,0,0); Long start = cal.getTimeInMillis(); cal.clear(); cal.set(earlyYear,month,1); lastDayofMonth = cal.getActualMaximum(GregorianCalendar.DAY_OF_MONTH); cal.set(earlyYear,month,lastDayofMonth,23,59,59); Long end = cal.getTimeInMillis(); } int[] lateMonths = {0, 1, 2, 3, 4, 5, 6, 7}; // Jan to Aug for (int i : lateMonths) { month = i; Calendar cal = Calendar.getInstance(); cal.clear(); cal.set(year,month,1,0,0,0); Long start = cal.getTimeInMillis(); cal.clear(); cal.set(year,month,1); lastDayofMonth = cal.getActualMaximum(GregorianCalendar.DAY_OF_MONTH); cal.set(year,month,lastDayofMonth,23,59,59); Long end = cal.getTimeInMillis(); } So far so good, but in order to use these results I need these timestamps to be output to variables named by month (to be used in a prepared statement later in the code. e.g. SeptStart = sometimestamp, SeptEnd = some timestamp etc etc. I don't know if it is possible to declare new variables based on the results of each loop. Any ideas?

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  • WCF Custom Delegation/Authentication without Kerberos

    - by MichaelGG
    I'm building a simple WCF service, probably exposed via HTTPS, using NTLM security. Since not all users are going to be capable of using the service directly, we're writing a simple web front-end for the service. Users will auth with HTML to the web front-end. What we want is a way to delegate the user of the web site all the way to the WCF service. I understand Kerberos delegation can do this, but that's not available to us. What I want to do is make the web front-end account a specially trusted account, so that if a request hits the WCF service authenticated as "DOMAIN\WebApp", we read a WCF message header containing the real identity, then switch the principal to that and continue as normal. Is there any "simple" way of achieving this? Should I give up entirely on this idea, and instead make users "sign-in" to the WCF app and then do complete custom auth? The WCF extensibility and security options seem so vast, I'd like to get a heads up on which path to start heading down.

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  • How can I make this Matlab program possible?

    - by lebland-matlab
    I do not know how to combine the indices with the characters, Could you help me to make this program possible: clc; clear all; set1={F,G,FF,GG,X,Y,XX,L,BH,JK}; %set of name vectors set2={J,K,HG,UY,TR,BC,XW,IOP,ES,QA}; %set of name vectors set3={AJ,RK,DS,TU,WS,ZZE,ZXW,TYP,ZAA,QWW}; %set of name vectors for i=1:1:9 load('C:\Users\Documents\MATLAB\myFile\matrice_'set1(i)'.mat'); load('C:\Users\Documents\MATLAB\myFile\matrice_'set1(i+1)'.mat'); 'set1(i)' = m_'set1(i)'; 'set1(i+1)' = m_'set1(i+1)'; for j=1:1:9 load('C:\Users\Documents\MATLAB\myFile\matrice_'set2(j)'.mat'); load('C:\Users\Documents\MATLAB\myFile\matrice_'set2(j+1)'.mat'); 'set2(j)' = m_'set2(j)'; 'set2(j+1)' = m_'set2(j+1)'; for k=1:1:8 load('C:\Users\Documents\MATLAB\myFile\matrice_'set3(k)'.mat'); load('C:\Users\Documents\MATLAB\myFile\matrice_'set3(k+1)'.mat'); load('C:\Users\Documents\MATLAB\myFile\matrice_'set3(k+2)'.mat'); 'set3(k)' = m_'set3(k)' ; 'set3(k+1)' = m_'set3(k+1)'; 'set3(k+2)' = m_'set3(k+2)'; [Result1'index',Result2'index',Result3'index',Result4'index',Result5'index'] = myFun('set1(i)','set1(i+1)','set2(j)','set2(j+1)','set3(k)','set3(k+1)','set3(k+2)'); %% 9x9x8=648 index=1,2,...,648 file_name = 'matrice_final'index'.mat'; save(file_name,'Result1'index'','Result2'index'','Result3'index'','Result4'index'','Result5'index''); clear 'set3(k)' 'set3(k+1)' 'set3(k+2)' end clear 'set2(j)' 'set2(j+1)' end clear 'set1(i)' 'set1(i+1)' end

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  • Form is submitting when the page loads

    - by RailAddict
    I have a really simple Rails app. Basically an article with comments. I want the article page to show the article, comments underneath and then a textbox to write a comment and a submit button to submit it. I got it all working except for one (big) problem. When the page loads.. example.com/article/1 a blank comment is submitted to the database. I fixed that by including "validates_presence_of :body" in the Comment model. But that results in the following image when the page loads: This is my code by the way: def show @place = Article.find(params[:id]) @comment = Article.find(params[:id]).comments.create(params[:comment]) respond_to do |format| format.html # show.html.erb format.xml { render :xml => @article } end end and <% form_for([@article, @comment]) do |f| %> <p> <%= f.label :commenter %><br /> <%= f.text_field :commenter %> </p> <p> <%= f.label :body %><br /> <%= f.text_area :body %> </p> <p> <%= f.submit "Create" %> </p> <% end %>

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  • Shared Server Dreamhost

    - by Jseb
    I am trying to install an app on a shared server. If i understand properly because i am using a shared server, and that Dreamhost doesn't suppose rails 3.2.8 I must use FCGI, although i am not sure how to install and to make it run properly. From this tutorial http://wiki.dreamhost.com/Rails_3. To my understand here what I did, In dreamhost, activate PHP 5.x.x FastCGI and made sure Phusion Passenger is unchecked Create an app on my localmachine Because rails doesn't create a dispatch and access file i create the two following file in my /public folder dispatch.fcgi #!/home/username/.rvm/rubies/ruby-1.9.3-p327/bin/ruby ENV['RAILS_ENV'] ||= 'production' ENV['HOME'] ||= `echo ~`.strip ENV['GEM_HOME'] = File.expand_path('~/.rvm/gems/ruby 1.9.3-p327') ENV['GEM_PATH'] = File.expand_path('~/.rvm/gems/ruby 1.9.3-p327') + ":" + File.expand_path('~/.rvm/gems/ruby 1.9.3-p327@global') require 'fcgi' require File.join(File.dirname(__FILE__), '../config/environment') class Rack::PathInfoRewriter def initialize(app) @app = app end def call(env) env.delete('SCRIPT_NAME') parts = env['REQUEST_URI'].split('?') env['PATH_INFO'] = parts[0] env['QUERY_STRING'] = parts[1].to_s @app.call(env) end end Then created the file .htaccess <IfModule mod_fastcgi.c> AddHandler fastcgi-script .fcgi </IfModule> <IfModule mod_fcgid.c> AddHandler fcgid-script .fcgi </IfModule> Options +FollowSymLinks +ExecCGI RewriteEngine On RewriteCond %{REQUEST_FILENAME} !-f RewriteRule ^(.*)$ dispatch.fcgi/$1 [QSA,L] ErrorDocument 500 "Rails application failed to start properly" Uploaded to a folder and pointed to the public folder in dreamhost Made sure dispatch.fcgi has 777 for write ssh and run the following command in the public folder : ./dispatch.fcgi Crossing my finger but it doesn't work I get the following errors ./dispatch.fcgi: line 1: ENV[RAILS_ENV]: command not found ./dispatch.fcgi: line 1: =: command not found ./dispatch.fcgi: line 2: ENV[HOME]: command not found ./dispatch.fcgi: line 2: =: command not found ./dispatch.fcgi: line 3: syntax error near unexpected token (' ./dispatch.fcgi: line 3:ENV['GEM_HOME'] = File.expand_path('~/.rvm/gems/ruby 1.9.3-p327')' Doing wrong??? Oh and if i go on the server i get this Rails application failed to start properly

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  • Sharing large objects between ruby processes without a performance hit

    - by Gdeglin
    I have a Ruby hash that reaches approximately 10 megabytes if written to a file using Marshal.dump. After gzip compression it is approximately 500 kilobytes. Iterating through and altering this hash is very fast in ruby (fractions of a millisecond). Even copying it is extremely fast. The problem is that I need to share the data in this hash between Ruby on Rails processes. In order to do this using the Rails cache (file_store or memcached) I need to Marshal.dump the file first, however this incurs a 1000 millisecond delay when serializing the file and a 400 millisecond delay when serializing it. Ideally I would want to be able to save and load this hash from each process in under 100 milliseconds. One idea is to spawn a new Ruby process to hold this hash that provides an API to the other processes to modify or process the data within it, but I want to avoid doing this unless I'm certain that there are no other ways to share this object quickly. Is there a way I can more directly share this hash between processes without needing to serialize or deserialize it? Here is the code I'm using to generate a hash similar to the one I'm working with: @a = [] 0.upto(500) do |r| @a[r] = [] 0.upto(10_000) do |c| if rand(10) == 0 @a[r][c] = 1 # 10% chance of being 1 else @a[r][c] = 0 end end end @c = Marshal.dump(@a) # 1000 milliseconds Marshal.load(@c) # 400 milliseconds

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  • Having problems with sqlDataReader

    - by Anthony
    I am using a sqlDataReader to get data and set it to session variables. The problem is it doesn't want to work with expressions. I can reference any other column in the table, but not the expressions. The SQL does work. The code is below. Thanks in advance, Anthony Using myConnectionCheck As New SqlConnection(myConnectionString) Dim myCommandCheck As New SqlCommand() myCommandCheck.Connection = myConnectionCheck myCommandCheck.CommandText = "SELECT Projects.Pro_Ver, Projects.Pro_Name, Projects.TL_Num, Projects.LP_Num, Projects.Dev_Num, Projects.Val_Num, Projects.Completed, Flow.Initiate_Date, Flow.Requirements, Flow.Req_Date, Flow.Dev_Review, Flow.Dev_Review_Date, Flow.Interface, Flow.Interface_Date, Flow.Approval, Flow.Approval_Date, Flow.Test_Plan, Flow.Test_Plan_Date, Flow.Dev_Start, Flow.Dev_Start_Date, Flow.Val_Start, Flow.Val_Start_Date, Flow.Val_Complete, Flow.Val_Complete_Date, Flow.Stage_Production, Flow.Stage_Production_Date, Flow.MKS, Flow.MKS_Date, Flow.DIET, Flow.DIET_Date, Flow.Closed, Flow.Closed_Date, Flow.Dev_End, Flow.Dev_End_Date, Users_1.Email AS Expr1, Users_2.Email AS Expr2, Users_3.Email AS Expr3, Users_4.Email AS Expr4, Users_4.FNAME, Users_3.FNAME AS Expr5, Users_2.FNAME AS Expr6, Users_1.FNAME AS Expr7 FROM Projects INNER JOIN Users AS Users_1 ON Projects.TL_Num = Users_1.PIN INNER JOIN Users AS Users_2 ON Projects.LP_Num = Users_2.PIN INNER JOIN Users AS Users_3 ON Projects.Dev_Num = Users_3.PIN INNER JOIN Users AS Users_4 ON Projects.Val_Num = Users_4.PIN INNER JOIN Flow ON Projects.id = Flow.Flow_Pro_Num WHERE id = " myCommandCheck.CommandText += QSid myConnectionCheck.Open() myCommandCheck.ExecuteNonQuery() Dim count As Int16 = myCommandCheck.ExecuteScalar If count = 1 Then Dim myDataReader As SqlDataReader myDataReader = myCommandCheck.ExecuteReader() While myDataReader.Read() Session("TL_email") = myDataReader("Expr1").ToString() Session("PE_email") = myDataReader("Expr2").ToString() Session("DEV_email") = myDataReader("Expr3").ToString() Session("VAL_email") = myDataReader("Expr4").ToString() Session("Project_Name") = myDataReader("Pro_Name").ToString() End While myDataReader.Close() End If End Using

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  • acts_as_solr isn't updating associated models in Rails

    - by Trey Bean
    I'm using acts_as_solr for searching in a project. Unfortunately, the index doesn't seem to be updated for the associated models when a model is saved. Example: I have three models: class Merchant < ActiveRecord::Base acts_as_solr :fields => [:name, :domain, :description], :include => [:coupons, :tags] ... end class Coupon < ActiveRecord::Base acts_as_solr :fields => [:store_name, :url, :code, :description] ... end class Tag < ActiveRecord::Base acts_as_solr :fields => [:name] ... end I use the following line to perform a search: Merchant.paginate_by_solr(params[:q], :per_page => PER_PAGE, :page => [(params[:page] || 1).to_i, 1].max) For some reason though, after I add a coupon that contains the word 'shoes' in the description, a query for 'shoes' doesn't return the merchant associated with the coupon. The association all work and if I run rake solr:reindex, the search then returns the new coupon. Do I need to update the index for Merchant each time a new coupon is created? Do I have to update the index for the whole class or can I just update the associated merchant? Shouldn't this be done automatically? Thanks for any input.

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  • Using jQuery to parse an RSS feed, having trouble in firefox and chrome.

    - by sjmarshy
    I used a jQuery library called jFeed to parse and display my blogs rss feed on my personal website. It worked perfectly well at first, but upon checking later it simply displays nothing, except in Internet Explorer, where it seems to work fine. After checking the javascript console using Firebug in Firefox, it shows an error in the 'XML' tab as follows: XML Parsing Error: no element found Location: moz-nullprincipal:{3f8a0c62-32b4-4f63-b69c- 9ef402b40b64} Line Number 1, Column 1: ^ Though I have no idea what to do with this information. Here is the code I used to get the rss feed and display it (it is almost exactly the same as the example provided by the jFeed website): jQuery.getFeed({ url: 'http://sammarshalldesign.co.uk/blog/wordpress/?feed=rss2', success: function(feed) { var html = ''; for(var i = 0; i < feed.items.length && i < 5; i++) { var item = feed.items[i]; html += '<h3>' + '<a href="' + item.link + '">' + item.title + '</a>' + '</h3>'; html += '<div>' + item.description + '</div>'; }//end for jQuery('#feed').append(html); }//end feed function });//end getfeed Any help would be really appreciated.

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  • Why does VBA Find loop fail when called from Evaluate?

    - by Abiel
    I am having some problems running a find loop inside of a subroutine when the routine is called using the Application.Evaluate or ActiveSheet.Evaluate method. For example, in the code below, I define a subroutine FindSub() which searches the sheet for a string "xxx". The routine CallSub() calls the FindSub() routine using both a standard Call statement and Evaluate. When I run Call FindSub, everything will work as expected: each matching address gets printed out to the immediate window and we get a final message "Finished up" when the code is done. However, when I do Application.Evaluate "FindSub()", only the address of the first match gets printed out, and we never reach the "Finished up" message. In other words, an error is encountered after the Cells.FindNext line as the loop tries to evaluate whether it should continue, and program execution stops without any runtime error being printed. I would expect both Call FindSub and Application.Evaluate "FindSub()" to yield the same results in this case. Can someone explain why they do not, and if possible, a way to fix this? Thanks. Note: In this example I obviously do not need to use Evaluate. This version is simplified to just focus on the particular problem I am having in a more complex situation. Sub CallSub() Call FindSub Application.Evaluate "FindSub()" End Sub Sub FindSub() Dim rngFoundCell As Range Dim rngFirstCell As Range Set rngFoundCell = Cells.Find(What:="xxx", after:=ActiveCell, LookIn:=xlValues, _ LookAt:=xlPart, SearchOrder:=xlByRows, SearchDirection:=xlNext, _ MatchCase:=False, SearchFormat:=False) If Not rngFoundCell Is Nothing Then Set rngFirstCell = rngFoundCell Do Debug.Print rngFoundCell.Address Set rngFoundCell = Cells.FindNext(after:=rngFoundCell) Loop Until (rngFoundCell Is Nothing) Or (rngFoundCell.Address = rngFirstCell.Address) End If Debug.Print "Finished up" End Sub

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  • How to use a viewstate'd object as a datasource for controls on a user control

    - by user557325
    I've got a listview on a control. Each row comprises a checkbox and another listview. The outer listview is bound to a property on the control (via a method call, can't set a property as a SelectMethod on an ObjectDataSource it would appear) which is lazy loaded suchly: Public ReadOnly Property ProductLineChargeDetails() As List(Of WebServiceProductLineChargeDetail) Get If ViewState("WSProductLineChargeDetails") Is Nothing Then ViewState("WSProductLineChargeDetails") = GetWebServiceProductLineChargeDetails() End If Return DirectCast(ViewState("WSProductLineChargeDetails"), Global.System.Collections.Generic.List(Of Global.MI.Open.WebServiceProductLineChargeDetail)) End Get End Property The shape of the object referenced by the data source is something like this: (psuedocode) Product { bool Licenced; List<Charge> charges; } Charge { int property1; string property2; bool property3 . . . } The reason for the use of viewstate is this: When an one of the checkboxes on one of the outer list view rows is checked or unchecked I want to modify the object that the ODS represents (for example I'll add a couple of Charge objects to the relevant Product object) and then rebind. The problem I'm getting is that after every postback (specifically after checking or unchecking one of the rows' checkbox) my viewstate is empty. Thiss means that any changes I make to my viewstate'd object is lost. Now, I've worked out (after much googling and reading, amongst many others, Scott Mitchel's excellent bit on ViewState) that during initial databinding IsTrackingViewState is set to false. That means, I think, that assigning the return from GetWebServiceProductLineChargeDetails() to the ViewState item in my Property Get during the initial databind won't work. Mind you, even when the IsTrackingViewState is true and I call the Property Get, come the next postback, the viewstate is empty. So do you chaps have any ideas on how I keep the object referenced by the ObjectDataSource in ViewState between postbacks and update it and get those changes to stay in ViewState? This has been going on for a couple of days now and I'm getting fed up! Cheers in advance Steve

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  • Running multiple instances of tomcat in eclipse WTP

    - by lisak
    Hey, SCENARIO: 10 CATALINA_BASEs with own configuration (always the same port numbers 8080, but 10 different IP/hostnames on one host via virtual IPs). created a server in WTP and pick "Use the custom location" option in the server configuration in eclipse. New configuration files are created in workspace/Server/server-name-config/ Set up the server path and deploy path for my catalina base (not the internal .metadata one) After I started it, the new configuration files overwrote the original catalina-base/conf files I had there - I was glad, it should be like this but after I made changes in the eclipse config files workspace/Server/server-name-config/ and restarted the server, the changes didn't appeared in the original files in CATALINA_BASE/conf What the hell is that ? So I set the CATALINA_BASE/conf/server.xml to fault configuration and restarted tomcat from eclipse and it worked ! it took the configuration from /Server/server-name-config/server.xml Then I deleted CATALINA_BASE/conf/server.xml and it said that there is no server.xml in catalina base ! How is it possible ? I don't understand why eclipse WTP developers made so tight integration. There should by just symbolic links in /Server/server-name-config/ pointing to CATALINA_BASE/conf/ ... now there is a weird system which is totally unpredictable. The changes in /Server/server-name-config/ are not reflected in CATALINA_BASE/conf ... from where the standard bootstrap.jar or other catalina classloaders and classes build server, engine and other objects with particular setting. Moreover the CATALINA_BASEs could be used outside eclipse then. The second problem, I'm setting up various things in CATALINA_BASE/bin/startup.sh and setenv.sh which is easy cause I can use bash for it. Is then modifying VM parameters in the "Open launch configuration" settings the only way how to do it in eclipse ? Sorry for such a huge pile of questions, but I'm annoyed by the fact that it is much better to not use eclipse WTP for this because it is very poorly designed and it's a shame because this would spare me a lot of time. And using the internal .metadata/ instances it's even more terrifying way that the one I described.

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  • Ordering view by highest group count question - Ruby on Rails

    - by bgadoci
    I've read the couple of questions about this on stack overflow but can't seem to find the answer. I am trying to display the tags in my blog by the ones with the highest count in the tags table. Thanks to KandadaBoggu for helping me get the tags feature of the blog I am designing working. Here is the basics and my question. Tag belongs_to :post and Post has_many :tags. The tags table is simple really, consisting of the normal scaffolded fields plus post_id and tag_name (I actually called the column 'tag_name' instead of just 'name'). in my /views/posts/index.html/erb file I correctly am displaying the tags by group and the amount of times they are being used (appearing in the tags table). I just want to know how to order them by the highest count. Here is the code, and I currently have it set to updated_at: PostsController def index @tag_counts = Tag.count(:group => :tag_name, :order => 'updated_at DESC', :limit => 10) conditions, joins = {}, nil unless(params[:tag_name] || "").empty? conditions = ["tags.tag_name = ? ", params[:tag_name]] joins = :tags end @posts=Post.all(:joins => joins, :conditions=> conditions, :order => 'created_at DESC').paginate :page => params[:page], :per_page => 5 respond_to do |format| format.html # index.html.erb format.xml { render :xml => @posts } format.json { render :json => @posts } format.atom end end

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