Newest Questions
77,604 questions
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Identifies connected elements and faces in FE mesh
So I'm conscious that this is a weak appeal for best practices. I'm building a converter that moves generic FE meshes to an inhouse edge format in Fortran and at some point I made a truly diabolical ...
- 11
3
votes
1
answer
105
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Flutter class extends StatefulWidget and Riverpod extends ConsumerStatefulWidget
I've noticed a difference between the auto-complete code from VS Code using Flutter and the code shown in the Riverpod documentation.
Auto-complete code in VS Code using Flutter. If I do this and ...
- 185
3
votes
1
answer
59
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The Routh-Hurwitz criterion in Mathematica implementation
The Routh-Hurwitz criterion is a mathematical test that provides conditions for the stability of a system by analyzing the signs of the determinants of specific matrices derived from the system's ...
user289560
9
votes
2
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954
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A simple C++ function converting the environment variables in main() to an unordered_map
I had this program:
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- 30.2k
2
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2
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95
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repllib.java - a tiny Java library for implementing simple REPL (Read, Evaluate, Print, Loop) programs
I have this GitHub repository - repllib.java. Basically, it's a simple class library for coding REPL functionality with simple format. A typical session may look like this:
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- 30.2k
2
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compile time, but Not inlined function in C and C++
We have a graphics library for the Ti84CE, which uses the 24bit eZ80. It has a 16bit 1555 screen, so we have a gfx_Darken function that will darken a 16bit 1555 ...
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60
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Seeking Suggestions for Improving My Program.cs File for a .NET Project
I use this code as reference for when I start working on a new project whether that be for personal or for work. It's worked fine so far, but I'm wondering if anyone can read it and provide any ...
5
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2
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768
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Trying out templates in C++ to build a simple calculator
I just started some time ago with C++, and now I wanted to play around a bit with templates. I made a simple calculator that is decent working now. It was a bit of hard way for me to get there because ...
- 151
7
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2
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944
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Desperately seeking a hashing function
A recent CR exchange led me to dust off and adapt some code I'd written a few years ago. Long, long ago, when core meant ferro-magnetic memory cells, I spent an hour formulating a "simple" ...
- 4,686
3
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45
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React section toggle with single active panel
I’ve built a working animated panel menu in React using Framer Motion. Only one section expands at a time, making the animation smooth and visually clean.
However, I’d like help improving or ...
- 31
2
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0
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78
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backward induction algorithm computation
Is there a way to significantly speed-up this code?
I'm solving a dynamic programming model using a backward induction algorithm. A crucial step is to calculate the current-period value function (VF), ...
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5
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3
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1k
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Arcane algorithm to find a keyword in a lookup table
This code is supposed to efficiently return the index+1 of a matching keyword from a lookup table of up to 31 keywords ...or 0 if the keyword is not found.
The line ...
- 205
3
votes
1
answer
90
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Wait for results/failure of an unreliable async operation
Abstract Problem
The basic problem is that of producer/consumer. Wait for an async Producer to [produce an item] or [fail], together with a timeout on the consumer side.
Using Java's ...
- 131
4
votes
1
answer
487
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Find a keyword in a lookup table
This code is supposed to efficiently return the index of a matching keyword from a lookup table or 0xF if the keyword is not found.
The line is a zero-terminated ...
- 205
4
votes
1
answer
192
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Implementing Dependency Injection into a JavaFX CRUD Application
As a learning exercise and potential portfolio piece, I decided to create a Java/JavaFX application with MySQL integration.
I used dependency injection because it seemed like the cleanest way to pass ...
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