How to determine if a path is free of obstacles in chess?

I have a 2D array containing all the Piece objects, each an instance of Rook, Bishop, King etc... How can I find out if the path from srcX,srcY to dstX,dstY is obstructed by another piece? The...

How to convert wmf files to svg files

How to convert WMF file to svg file? I have around 550 WMF files to be converted to SVG format. For one file, I opened the WMF file in VISIO and saved it as SVG format, but to convert around 550...

Is it possible to run multiple applications in IntelliJ with just one press of a button?

It's not really a big problem, but I'd like to make my life a bit easier. Is there a way to run multiple applications with just one press of a button? Say, I have appA, appB, and AppC, (they're...

how to update firefox on redhat via yum

I have firefox 3.0.12 on my redhat 5.8 and I'm trying to update it. But, yum update firefox does not find and new version and keeps finding only 3.0.12 I have also tried updating yum itself. I...

Eclipse IDE debugging - code not reflects new changes

Im using Eclipse IDE (4.2). When i make a change in Eclipse, try to debug it, the previous version is compiled, but not the new one. At present I to go around it, i go maven clean/build and then...

Cancel a vanilla ECMAScript 6 Promise chain

Is there a method for clearing the .thens of a JavaScript Promise instance? I've written a JavaScript test framework on top of QUnit. The framework runs tests synchronously by running each one in...

Realm Browser / Android Device Monitor?

I was wondering if there is any possible way to view the default.realm file from the android device monitor live in the Realm Browser. I am realizing that having to save this file each time I want...

How to immediately see Swift errors in AppCode?

Is there a way to immediately see Swift errors in AppCode? On their website they talk about static code analysis, but nowhere could I find a claim that this happens instantly. When you type some...

Very wide denormalized data (around 40000 columns). Which database to use?

I have a very specific problem. I have data with around 40000 columns. The data is denormalized because processing real time would take a lot. Postgresql has a limitation on column numbers 1600....

IntelliJ - GIT delete local orphan branch in GUI

I use IntelliJ (2016.1.3) and GIT integration plugin (8.1). During my use of IntelliJ I checked out multiple branches. Now those branches are deleted from GIT (after each pull request we delete...

making the <area> in a <map> tag visible during development

I am trying to use the <area> and <map> tags to make parts of images be links. But I don't know how to make the mapped area visible to control where it is exactly (except watching where the cursor...

How to find which data class not overriden toString() method in java project

In our project certain data classes (POJO used for API Request & Response) are overridding the toString() method to provide meaningful information - but certain data classes are not overridden...

How to scp multiple files from remote to local in a folder other than ~/?

I'm trying to make a bash expect script that takes in input like user, host, password, and file names and then copies the files from remote to local. From what I've read so far, scp'ing multiple...

How to set the width and height of a button in Flutter?

I have seen that I can't set the width of a ElevatedButton in Flutter. If I have well understood, I should put the ElevatedButton into a SizedBox. I will then be able to set the width or height of...

How do I define default animations for Navigation Actions?

I'm using Android Studio 3.2 Canary 14 and The Navigation Architecture Component. With this you can define transition animations pretty much as you would when using Intents. But the animations are...

Finding the existence of an enclosed space within a 2D M x N grid

I'm tasked to find an the existence of an enclosed space within a grid provided by the questions using an algorithm. A space (' ') means that there is a hole while a hash ('#') means that there is...

Ensure variable exist in store state using vuex

I limit my application to load to the DOM only if I have user details: <template> <div id="app"> <template v-if="loggedUser"> //... </template> </div> </template> where loggedUser...

Python IDLE won't open with .py file, only from start menu

I've looked through many similar questions, but no one seems to have had this same problem. I can open the IDLE shell perfectly fine from the start menu. Once in, I can use File->Open to open...

React Project - Request to ExpressJS Server returns 400 - Bad Request

Parameters are set and once button is pressed, a request [Node request package] or fetch request is made to be received by expressjs request. While link address is created, response returned is...

Adding custom field attributes to CsvHelper

I'm using the excellent CsvHelper library (currently v12.2.2) for CSV file generation, and I'm trying to add my own custom attributes to specify special formatting directly in the class. The...

Built electron app with react frontend and express proxy backend not directing api requests to express

I am building an Electron application from Create-React-App and an proxy express server to handle data and backend logic. (Reason for this is I want to separate electron specific api calls with...

Avoid CS8618 warning when initializing mutable non nullable property with argument validation

I have a question regarding nullable reference type system available since C# 8. Suppose we have a C# domain model class with a mutable reference type property like below: public class Person { ...

How to bind events dynamically in Svelte?

In JSX it's possible to bind multiple events to a DOM element like this: <input {...inputEvents}> In Svelte, this is done manually. <input on:input={inputHandler}> This becomes tedious when you...

Where is DeviceCodeProvider?

I copied a small example of Microsoft Graph API usage (from a Microsoft page) into my application. I added Microsoft.Graph and Microsoft.Graph.Core to my dependencies via the Nuget package...

Is there a way to update visual-studio-code-bin which is installed from the arch wiki

visual-studio-code-bin is installed from the arch wiki. The only way I how to actually update the software is reinstalling it again from the arch wiki which is tedious and inconvenient. Any help...

What is the simplest way to set the focus order in Jetpack Compose?

I have a column of TextFields, something like: Column { TextField( value = ..., onValueChange = { ... }, keyboardOptions = KeyboardOptions(imeAction = ImeAction.next), ...

How do I add shared dependencies to a monorepo using Yarn workspaces?

I am using Yarn's Workspaces feature to manage a monorepo. Some of the individual workspaces have their own dependencies defined in their own package.json, however I also have some shared...

converting entities into model in clean architecture in dart

As in clean architecture, we have to define the Entities in Domain layer and Models in Data layer. Now the issue that i am facing is in converting the entities into models when we are passing that...

Any C++ macro that can export all member variables of a struct for pybind11

I have a simple structure like: struct Config { bool option1; bool option2; int arg1; }; Using pybind11, I have to export the member variables like: py::class_<Config>(m, "Config") ...

Unity - completely wrap sphere with 64+ individual earth-satellite tiles loaded from web

Scenario I'm using unity c# to re-invent a google-earth like experience as a project. New tiles are asynchronously loaded in from the web while a user pans the camera around the globe. So far I'm...