let data : [Int] = [1,2,4,5,6,7,8,4,23,54,100] let convertedData = data.map { Double($0)/100} Output: [0.01, 0.02, 0.04, 0.05, 0.06, 0.07, 0.08, 0.04, 0.23, 0.54, 1.0] 5 solved How to convert Int of Array values to Double using Swift [closed]
Your code cannot work. According to the given JSON the root object is an array [[String: Any]] and there is no key result at all. let json = “”” [{“id”:1,”class”:”A”,”Place”:{“city”:”sando”,”state”:”CA”}},{“id”:1,”class”:”B”,”Place”:{“city”:”jambs”,”state”:”KA”}}] “”” let data = Data(json.utf8) do { if let json = try JSONSerialization.jsonObject(with: data) as? [[String: Any]] { for item in json { if let … Read more
As far as I understand from your explanation, you want to send push notification to all device when a new row is inserted. To do this, you can use Parse Cloud function and trigger this function when a new row is inserted. Another way (it is not clear from your explanation), you can use Parse … Read more
Here is a sample app that demonstrates how to do this. This example uses setTextFill() and setFont() inside the setCellFactory method. import javafx.application.Application; import javafx.beans.property.SimpleStringProperty; import javafx.collections.FXCollections; import javafx.collections.ObservableList; import javafx.event.ActionEvent; import javafx.geometry.Insets; import javafx.scene.Group; import javafx.scene.Scene; import javafx.scene.control.Button; import javafx.scene.control.TableCell; import javafx.scene.control.TableColumn; import javafx.scene.control.TableView; import javafx.scene.control.cell.PropertyValueFactory; import javafx.scene.layout.HBox; import javafx.scene.layout.VBox; import javafx.scene.paint.Color; import javafx.scene.text.Font; … Read more
As Basheer said, you should create delegate for your custom cell, you have created. Then assign indexPath.row method to the custom cell. Implement touchesBegan to get the tag value of custom cell and then finally use that tag value as index of an array of your table. solved How do I handle tableview cell values? … Read more
You should refresh your memory (no pun intended) what a memory leak is. No, having thousands of entries in memory does not necessarily lead to memory leak (the main source of memory leaks in Swift are closures). It could, however, increase the memory pressure – which means your app could run out of free memory … Read more
In the getRoom.rmview method you fill assign the fields of the rmview instance again and again, but you never modify the roomlist of rmview is never modified; it remains empty. Since you use roomlist in the TableView, there is no data to show. You should instead add a new element for every row the database … Read more
This is pagination concept. Please go through this link and you will get a better idea about it : Swift tableView Pagination I can show what I have done in my project : func tableView(tableView: UITableView, willDisplayCell cell: UITableViewCell, forRowAtIndexPath indexPath: NSIndexPath) { if indexPath.row = arrayDataForTable.count && page <= totalNumberOfPages { page += 1 … Read more
You need a data structure to help you out. Consider using a list. public class CatTable { List<SimpleStringProperty> properties = new ArrayList<>(); public void addProperty(SimpleStringProperty property) { properties.add(property); } public SimpleStringProperty getProperty(int index) { return properties.get(index); } public String getPropertyValue(int index) { return getProperty(index).get(); } // other stuff… } This way you have a single … Read more
You can use filter method of array: //this filter will return you all objects whose group type is equal to 1 let collectionArray = (product_groups?.filter({$0.group_type == 1})) //this filter will return you all objects whose group type is equal to 2 let tableArray = (product_groups?.filter({$0.group_type == 2})) For group title to be section header: – … Read more