You can follow this answer to see many different ways to process CSV in C++. In your case, the last call to getline is actually putting the last field of the first line and then all of the remaining lines into the variable genero. This is because there is no space delimiter found up until the end of file. Try … Read more
you could also try; Do note that this will cause the offending lines to be skipped.
I just discovered csvkit, which is a set of Unix command-line tools for CSV files. I installed it on my Mac with pip install csvkit. The command was: You can alternatively provide a DB connection string and it can load the table directly.
UPDATE Back in my naïve days, I suggested doing this manually (it was a simple solution to a simple question), however due to this becoming more and more popular, I’d recommend using the library CsvHelper that does all the safety checks, etc. CSV is way more complicated than what the question/answer suggests. Original Answer As you already … Read more
Alex is correct, but as you have to export to csv, you can give the users this advice when opening the csv files: Save the exported file as a csv Open Excel Import the data using Data–>Import External Data –> Import Data Select the file type of “csv” and browse to your file In the … Read more
Opening a file with the ‘a’ parameter allows you to append to the end of the file instead of simply overwriting the existing content. Try that.
If you are on SQL Server 2017 or Azure, see Mathieu Renda answer. I had a similar issue when I was trying to join two tables with one-to-many relationships. In SQL 2005 I found that XML PATH method can handle the concatenation of the rows very easily. If there is a table called STUDENTS Result I expected was: I … Read more
I ran into a similar problem. It turned out the CSV I had downloaded had no permissions at all. The error message from pandas did not point this out, making it hard to debug. Check that your file have read permissions
I am trying to read a *.csv-file. The *.csv-file consist of two columns separated by semicolon (“;“). I am able to read the *.csv-file using StreamReader and able to separate each line by using the Split() function. I want to store each column into a separate array and then display it. Is it possible to … Read more
Print X_train shape. What do you see? I’d bet X_train is 2d (matrix with a single column), while y_train 1d (vector). In turn you get different sizes. I think using X_train[:,0] for plotting (which is from where the error originates) should solve the problem