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Python int() function converts the specified value into an integer number.The int() function will returns an integer object constructed from a number or string let say x, or return 0 if no argum ents are specified.Syntaxint(value, base) int(x, base=10)value = A number or a string that can be converted into an integer numberbase = A number representing the number format. Default value − 10Example# int() for integers int(10) 10 int(20) 20 # int() for floating point numbers int(11.2) 11 int(9.9e5) 990000
A list also the extend() method, which appends items from the list you pass as an argument. extend() − Python list method extend() appends the contents of seq to list. You can read more about it here "https://www.tutorialspoint.com/python/list_append.htm"Now let us see hands onExample Live Demo#append first_list = [1, 2, 3, 4, 5] second_list = [6, 7, 8, 9, 10] first_list.append(second_list) # print result using append print("The list pattern using append is : " + str(first_list)) #extend third_list_ = [11, 12, 13, 14, 15] fourth_list = [16, 17, 18, 19, 20] third_list_.extend(fourth_list) print("The list pattern using extend is : " + str(third_list_))OutputThe ... Read More
In this we are going to use List Comprehension with enumerate() Python provides compact syntax for deriving one list from another. These expressions are called list comprehensions.List comprehensions are one of the most powerful tools in Python. Python’s list comprehension is an example of the language’s support for functional programming concepts. You can read more about it here "www.tutorialspoint.com/python-list-comprehension" The enumerate() method adds counter to the iterable. You can read more about enumerate here " www.tutorialspoint.com/enumerate-in-python"Example Live Demo# declare list of integers my_list = [1, 2, 3] # printing the value print("Printing my_list list : " + str(my_list)) response = [value ... Read More
You can display a text element/image on the User Interface using the Label component. It is a not editable text control, mostly used to specify the purpose of other nodes in the application.In JavaFX, you can create a label by instantiating the javafx.scene.control.Label class.Setting mnemonicA mnemonic is a number or character, in the menu title of User interface component (button, text field, etc.) typically with an underscore. If you press this character along with the Alt key the respective menu item will be focused.To create a mnemonic −Create any node by instantiating its respective class.Create a label to associate the ... Read More
In JavaFX, you can create a label by instantiating the javafx.scene.control.Label class. This class provides a method named labelFor(). Using this method, you can set the current label as a label for another control node.This method comes handy while setting, mnemonics, and accelerator parsing.ExampleIn the following JavaFX example, we have created a label, a text field, and a button. Using the labelFor() method we have associated the label (Text) with a text field, enabling the mnemonic parsing (T). Therefore, on the output window, if you press Alt + t, the text field will be focused.import javafx.application.Application; import javafx.geometry.Insets; import javafx.scene.Scene; ... Read More
You can display a text element/image on the User Interface using the Label component. It is a not editable text control, mostly used to specify the purpose of other nodes in the application.In JavaFX, you can create a label by instantiating the javafx.scene.control.Label class.Just like a text node you can set the desired font to the text node in JavaFX using the setFont() method and, you can add color to it using the setFill() method.To create a label −Instantiate the Label class.Set the required properties to it.Add the label to the scene.Exampleimport javafx.application.Application; import javafx.scene.Group; import javafx.scene.Scene; import javafx.scene.control.Label; import ... Read More
A checkbox is a type of selection control, which is square in shape with a tick mark int it, It has three states checked or, unchecked and, tristate/indeterminate (optional).In JavaFX a checkbox is represented by the javafx.scene.control.CheckBox class. This class has three boolean properties namely allowIndeterminate, indeterminate, and, selected.Setting Action to the CheckBoxThe selected property of the CheckBox class specifies whether the current checkbox is selected. Its value will be true if checked and false if unchecked.The selectedProperty() method returns a boolean property indicating whether the current checkbox is checked. If you want to perform certain actions in case a ... Read More
A checkbox is a type of selection control, which is square in shape with a tick mark int it. Generally, a checkbox has two states checked and unchecked.Depending on the GUI (technology) we can also have a third state named undefined/undetermined, which indicates the state of the current checkbox is neither checked nor unchecked.JavaFX supports tristate checkboxes, the javafx.scene.control.CheckBox class represents a checkbox and it contains three boolean properties −allowIndeterminate − This property specifies whether a checkbox should have all the three states. You can set the value to this property using the setAllowIndeterminate() method.indeterminate − This property specifies whether ... Read More
A checkbox is a type of selection control, which is square in shape with a tick mark int it, It has three states checked or, unchecked and, tristate/indeterminate (optional). Unlike radio buttons, you cannot combine checkboxes using Toggle Button.In JavaFX a checkbox is represented by the javafx.scene.control.CheckBox class. This class has three boolean properties − allowIndeterminate, indeterminate, and, selected.In JavaFX, a checkbox can be −Checked − The box will be with a tick mark indicating that it is selected. In this state the value of a selected property is true.Unchecked − The box will be without a tick mark indicating ... Read More
A radio button is a type of button, which is circular in shape. It has two states, selected and deselected. Generally, radio buttons are grouped using toggle groups, where you can only select one of them.You can create a radio button in JavaFX by instantiating the javafx.scene.control.RadioButton class, which is the subclass of the ToggleButton class. Action is generated whenever a radio button is pressed or released. You can set a radio button to a group using the setToggleGroup() method.Setting Action to a RadioButton −The property named selected of the RadioButton class specifies whether the current checkbox is selected. Its ... Read More