dataset
Reading DataSet
DataSet resembles database. DataTable resembles database table, and DataRow resembles a record in a table. If you want to add filtering or sorting options, you then do so with a DataView object, and convert it back to a separate DataTable object. If you’re using database to store your data, then you first load a database … Read more
Why is a SQL float different from a C# float
A SQL float is a double according to the documentation for SQLDbType.
Direct method from SQL command text to DataSet
public DataSet GetDataSet(string ConnectionString, string SQL) { SqlConnection conn = new SqlConnection(ConnectionString); SqlDataAdapter da = new SqlDataAdapter(); SqlCommand cmd = conn.CreateCommand(); cmd.CommandText = SQL; da.SelectCommand = cmd; DataSet ds = new DataSet(); ///conn.Open(); da.Fill(ds); ///conn.Close(); return ds; }
OleDB & mixed Excel datatypes : missing data
Using .Net 4.0 and reading Excel files, I had a similar issue with OleDbDataAdapter – i.e. reading in a mixed data type on a “PartID” column in MS Excel, where a PartID value can be numeric (e.g. 561) or text (e.g. HL4354), even though the excel column was formatted as “Text”. From what I can … Read more
How to test if a DataSet is empty?
If I understand correctly, this should work for you if (ds.Tables[0].Rows.Count == 0) { // }
dataset vs .data – Difference?
dataset is a native property of an element that contains the data attributes, it’s a new(ish) addition and as such is only supported in IE11+, Chrome 8+, FF 6+ etc. A more cross browser solution would be to get the attribute directly webappData.getAttribute(‘data-rating’); data() is a jQuery method, and other than using the HTML5 data … Read more
Using Kaggle Datasets in Google Colab
Step-by-step — Create an API key in Kaggle. To do this, go to kaggle.com/ and open your user settings page. Next, scroll down to the API access section and click generate to download an API key. This will download a file called kaggle.json to your computer. You’ll use this file in Colab to access Kaggle … Read more