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“Error: File or directory does not exist” BUT they do exist as confirmed by os.listdir
Category : Programming Languages

I am writing a program that should read in a number of csv files from a directory and do some analysis on each file. I have these functions:


# Function reads in files and saves data into 2 dimensional array
def ReadInFiles(name):
try:
data = []
fname = csv.reader(open(name, 'r'))
#print 'read in file: ' + str(fname)
rowCount = 0

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Does a cross-platfrom compiler that can compile a native executable that can be run both in linux windows exist? Could it exist?
Category : Operating Systems

I remember a few years ago(2002) there was a multipartite virus that could be run natively on linux and windows. I don't know if a compiler could be specially craft an executable so that it could be read as both ELF and PE, so that the os would start executing at different entry points. Or a program that could merge two programs, one compiled using mingw, one compiled in native linux, to one pr


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MySQL ERROR 1072: States Key doesn't exist, yet it does exist
Category : Databases

Apologies if this is a newbie question, but I have been unable to resolve this problem for some time and am hoping someone with a better understand of MySQL can assist me in deciphering the following problem:
I have two tables that I want to maintain so that users can define their preferences, while an admin can maintain their access rights to those preferences. And I want to make sure that


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Jquery: selector for elements that don't exist now, but will exist in future?
Category : Programming Languages

In in aspx page, there is a grid view, that has template control for checkbox, something like this


<asp:gridview .....
<columns>
<asp:TemplateField>
<HeaderTemplate>
<asp:CheckBox ID="chkAll" runat="server"/>
</HeaderTemplate>
<ItemTemplate>
<asp:CheckBox ID="chkSe

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Insert navigation property if it doesn't exist or just use it if it does exist without key
Category : Programming Languages

I have 2 tables:


Person table -
PersonID
Name (unique index).
Orders table -
OrderID
Price
Item
PersonID (FK)

I want to do an insert to the orders table (using EF) that will insert a list of orders (all with the same person and I only know the person name), I want that i


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406 error when template and partial exist as well as when they don't exist
Category : Programming Languages

I'm getting a 406 error and it's rendering a blank white page, even though the log makes it look like it's rendering my shared/404 page. I can even remove the layout and 404 page and same error. Any ideas?


Started GET "/" for 127.0.0.1 at 2012-02-19 22:26:56 -0800
Processing by MinisitesController#show as HTML
Account Load (0.4ms) SELECT "accounts".* FROM "accounts

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MySQL Table does not exist error, but it does exist
Category : Programming Languages

Does anyone know under what conditions you can recieve an 1146: Table '<database>.<table>' doesn't exist error when your table does, in fact, exist?


I use the same code on 5 servers, only one that I recently rented is showing this error, so I suspect it may be a settings or install error of some kind. I can execute my sql statement from the command line jus


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Directory.Exist - Find out if there was a timeout or dir does not exist
Category : Programming Languages

Say I have a share on a shiny server:


server1MyShare

If I run this:


Directory.Exists("server1MyShare") //Returns True

Now I yank the cable out of the server and run the code again:


Directory.Exists("server1MyShare") //Returns False

I want to know if it returns false because....:



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How to check IF Default Value Constraint Exist Not Exist?
Category : Databases

I am using sql server 2008. I need to find if default value constraint not exist then create it. Here is what I have tried.


IF (NOT EXISTS(SELECT * FROM INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS WHERE CONSTRAINT_NAME ='MyConstraint'))
BEGIN
ALTER TABLE [XX] ADD CONSTRAINT [MyConstraint] DEFAULT ((-1)) FOR [XXXX]
END
GO

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C# Directory does not exist error when it does exist
Category : Coding

As title explains, I have a program that checks if a directory exists before continuing.


And when the check is made it, it says the directory doesn't exist when it does!


Here's the code for storing the directory path:


string currentDirectory = Path.GetDirectoryName(Application.ExecutablePath);
Console.WriteLine("----" + currentDirectory.ToString());
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