Questions

So i want to create a progress bar that is rounded but for some reason the inner progress layer is not showing. Here is what i tried: the code for progressbarbg.xml: <layer-list xmlns:android=”http://schemas.android.com/apk/res/android”> <item android:id=”@android:id/background”> <shape android:shape=”ring” android:innerRadius=”64dp” android:thickness=”8dp” android:useLevel=”false”> <solid android:color=”@color/grey” /> </shape> </item> <item android:id=”@android:id/progress”> <scale android:scaleWidth=”100%”> <shape android:shape=”ring” android:innerRadius=”64dp” android:thickness=”8dp” android:useLevel=”true”> <solid … Read more

I’m currently working on implementing a chat application using Firebase Cloud Messaging and facing difficulties architecting it to handle offline scenarios. Here’s what I aim to achieve: When my app is closed or not running (even in the background) and the internet connection is off, upon receiving a new notification from a sender, I want … Read more

In a game that is the type of an elf file developed using SDL im facing an issue when i move the mouse it only moves to the right side even when i move the mouse to the left. I tried using ubuntu 22.04 and 20.04 and still face the same issue. Both clean OS … Read more

i’m trying to install ubuntu via termux (android) using proot-distro in ubuntu (yes in is a valid) command but got an error related to the tar package: tar: Unknown option ‘warning=no-unknown-keyword’ (see “tar –help”) i checked proot-distro and `tar packages and they’re all up-to-date to their latest releases, 4.6.0 and 1.35 respectively execution process: pkg … Read more

I’m having a books collection in MongoDB. Each has a categories list up to 2 entries, example : categories: [ ‘Thriller’ ] or categories: [ ‘Adventure’, ‘Action’ ] Using MongoDB MQL I need to get two categories lists filtered to project : first list with uniques first values of categories second list with uniques second … Read more

This question already has answers here: Is there a way to prevent web dynos from going to sleep? (1 answer) How to keep App awake on Heroku using free dyno (1 answer) Best way to keep Heroku awake with 1 dyno (1 answer) Closed 16 hours ago. I have written this python web-scrapper script and … Read more

I have an object consisting of a key and then the rest of the attributes. I can easily check the attributes, but I can’t check the key for the correct spelling. The structure of the object: Adfc_s: # key of the object pattern /^[a-zA-Z0-9_]{1,20}$/ title: part description: part_new status: new The scheme by which I … Read more

I’m using OCI DevOps and terraform to create DB and run liquibase changelog against it. After the DB created and wallet and connected to DB successfully I’m receiving this Error: unable to open file “lb.sql” My Terraform script is: resource “null_resource” “sqlcl-liquibase” { provisioner “local-exec” { command = <<-EOT ./sqlcl/bin/sql -cloudconfig wallet.zip admin/${random_string.password.result}@sandboxProd_high @lb.sql EOT … Read more

I need to convert Trajan’s recursive algorithm to Trajan’s iterative algorithm.I have a class Graph it contains several methods and fields here is the basic structure that will be needed class Graph { protected: vector< vector<int> > adjList; int n; This is what the recursive code looks like void DFSforTarjan(int u, vector<bool>& visited, set<int>& AP, … Read more

I have an image of a post-it with a line mark and I’d like to calculate the horionzal position of the line in real world units (cm). The size of the image is 3456 x 3456 px and the post-it dimension is 9 x 9 cm Input image I manually picked the 4 pixel coordinates … Read more