Python IOError: File not open for reading?

I get an error when I try to open a file in Python. Here is my code : >>> import os.path >>> os.p...

How to split data into trainset and testset randomly??

I have a large dataset and want to split it into training(50%) and testing set(50%). Say I have 100 examples store...

Is there any better way to do filefilter for many ext??

File files[] = rootDir.listFiles(new FileFilter() { public boolean accept(File file) { if (file.isDirect...

Python IOError: File not open for reading?

I get an error when I try to open a file in Python. Here is my code : >>> import os.path >>> os.p...

How to detect if a file(with any extension) exist in java?

I am searching for a sound file in a folder and want to know if the sound file exist may it be .mp3,.mp4,etc.I just ...

“Could not find a part of the path” error message?

I am programming in c# and want to copy a folder with subfolders from a flash disk to startup. Here is my code: pr...

open() in Python does not create a file if it doesn't exist?

What is the best way to open a file as read/write if it exists, or if it does not, then create it and open it as rea...

UnicodeDecodeError: 'charmap' codec can't decode byte X in position Y: character maps to <undefined>?

I'm trying to get a Python 3 program to do some manipulations with a text file filled with information. However, whe...

Java and Windows - error: illegal escape character?

I have done my .java file that changes registry data. But I am getting "illegal escape character" error on the line ...

How to copy a file from a folder to another folder?

How do I copy a file from one folder to another folder using C++? ...

Java and Windows - error: illegal escape character?

I have done my .java file that changes registry data. But I am getting "illegal escape character" error on the line ...

Skip a line while reading a file in C?

I have a problem and I haven't found a solution that works. It's really easy, but I don't understand what to do. I ...

Printing a Linked List to existing Text file- Overwriting the File?

Hey everyone so I'm finding it hard to find a way to write a linked list to an existing text file. At the beginning ...