I have a Airport class where I built the airport object. Now, I am trying to put different objects in the same array but without changing the object name every single time. The problem is that my program will only get the last object instead of getting all of them. ”’ public class Main {… Read More Java put different objects in the same arrayList
if cat_vars: df["static_cat"] = ( df.groupby("group_col") .agg({i: "first" for i in cat_vars}) .values.tolist() ) Error: packages\pandas\core\groupby\generic.py in aggregate(self, func, *args, **kwargs) 926 func = _maybe_mangle_lambdas(func) 927 –> 928 result, how = self._aggregate(func, *args, **kwargs) 929 if how is None: 930 return result packages\pandas\core\base.py in _aggregate(self, arg, *args, **kwargs) 355 obj.columns.intersection(keys) 356 ) != len(keys): –>… Read More solving nested renamer is not supported with dynamic arguments
When I call the method with 142.14, I don’t get any errors, but nothing prints to the console at all. When I send 142, it works as intended. Why is this? This code is in Java and I need to add more details to ask this question so here I am adding more details. public… Read More Java method working with an int but not a double
I’m just starting to learn Java and I just got to the if-else-else if statements section on CodeAcademy. I tried using the if else statement in a method, but I’m not receiving the variable value when I call it, only the if-else statement. I’m guessing this is a very small mistake. (This is my first… Read More if-else-else if statements in Java (codecademy)
I implemented some tests to check the status code of some pages, but this one with the reverse function throws me the error: django.urls.exceptions.NoReverseMatch: Reverse for ‘ads.views.AdListView’ not found. ‘ads.views.AdListView’ is not a valid view function or pattern name. Reading the documentation and some answers on stackoverflow I’m supposed to use either the view function… Read More Django "NoReverseMatch: Reverse for 'ads.views.AdListView' not found" while doing Test
I have this peace of code here: void Main(string[] args) { string[] ARRAY = new string[2]; ARRAY[0] = "1"; ARRAY[1] = "2"; Process process = new Process(); process.startInfo.FileName = @"PATH"; //runs itself process.startInfo.Arguments = ARRAY; process.Start(); } I need the program to pass whole array to next instance itsself (it is able to receive), but… Read More How to pass multiple argments with process.startInfo.Arguments
I have to do an .upperCase() through a formatter, but I don’t understand why it prints the same message but without the upper, since I have established that it uses only that. I am using java util test. public DatabaseAccessProxy(String pass, DatabaseAccess database) throws SecurityException, IOException { this.logged = false; this.pass = pass; this.database =… Read More Why does it print the same log twice?
I am working on an e-commerce project. But the product vendor id is not registered in the database. I’ve tried many ways. I would be glad if you help. seller_id always comes empty What are your suggestions? models.py class Product(models.Model): name = models.CharField(verbose_name="Məhsulun adı", max_length=150) description = models.TextField( verbose_name="Məhsul haqda məlumat", null=True) price = models.FloatField(verbose_name="Məhsulun… Read More I can't get product vendor id in django
Sorry, new here. I’ve got a CollectionView of objects and there fields, when I invoke the delete event using SwipeView I want to be able to use the object that was selected to pass into an SQLite query to delete that object from the database. My original plan was to use the Id of the… Read More C# Getting SwipeView Item/Object that invoked event
I’ve a class library, which is used by a console application. I now want to add a ILogger<T> via constructor injection in my class library. I came up with something like this: public class Class1 { private readonly ILogger<Class1> _logger; public Class1(ILogger<Class1> logger) { _logger = logger; } } Nevertheless I don’t know how I… Read More How do I initialize an ILogger in a .NET 6 class library?