Circular lock-free buffer

I'm in the process of designing a system which connects to one or more stream of data feeds and do some analysis on the data than trigger events based on the result. In a typical multi-threaded...

Legacy MS Access application needs to support multiple users

I'm currently on a 4-person team tasked with the development and maintenance of a legacy MS Access application. The application is quite large, with hundreds of forms, reports, queries, and...

Removing double quotes from variables in batch file creates problems with CMD environment

Can anybody help with effective and safe way of removing quotes from batch variables? I have written a batch file which successfully imports a list of parameters %1, %2, %3 etc. and places them...

Date formats/values change when file is opened programmatically

I have .csv file which is a time series of daily data, with several data points associated with each date. When I manually open the file, the dates open correctly, as the date format...

Python: Respond to Command Line Prompts

I am trying to use Python to interact with another program via the command line. The main problem I am having is a specific call that has multiple follow-up prompts. Initially the command line...

Table width CSS in newsletter

I've run into an issue with column widths where they are being completely ignored in CSS and HTML while trying to set up a newsletter page. Here's the style sheet: h3...

Is it possible to redirect to another URL if today's date is greater than perticular date with .htaccess?

I have 2 directory like "comingsoon"(Files for coming soon page) and "default" (my website). I want to load "default" directory if today's date is greater than perticular date else it must load...

Best solution for multithread web scraper?

First of all, I don't need the code, it would be rude to ask. I just need to know the best way to achieve this. I'm trying to make a tool that downloads every possible photo-answer of an Ask.Fm...

ASP.NET Core w/ Tools for Docker EnvironmentName for Stage

I created the configuration Staging for my ASP.NET Core using Docker Desktop for Windows and VS Tools for Docker. When I run the configuration Staging the env.EnvironmentName keeps coming up as...

Python splitting code into functions

Sorry about the length of this but I figured more info is better than not enough!! I'm trying to split the (working) piece of Python code into functions to make it clearer / easier to use but am...

Parsing html response string in Android using JSoup

I am trying to make an RSS Reader app based using Feedly API but currently experiencing a lot of issues with parsing the response, its coming in Html, I have not idea on how to parse html in java....

Test instances always classified in to the the same class

I have written a java program that build a J48 classifier using training set. Then I pass a test instance to the classifier to predict the unknown class. But each and every test instance...

Team services with many small projects and single developer

My company has used a cloud TFS host for many years. Now the host has disappeared from the internet and a lot of code and all history has been lost. There are people working on it so it might be...

What is Erlang way to collect/aggregate incoming data?

Trying to learn a bit of Erlang I soon have come to question of storing "global" data. I understand that having "mutable" variables seems to be not exactly Erlang-ish approach. Simple example of...

Loops in Database vs in application

Soon I'm planning to rewrite my application to Java (from VB.NET) and since I got that chance I'm planning to do a lot of code cleanup in the new app as the one written in VB.NET is my first...

Advantages and disadvantages of PWA only greenfield project?

Our team is starting new project with initial consideration of react-native as a framework to build on top of (Majority of us have been within React ecosystem for a while now). We are also...

Bootstrap nav bar and Rails 5 malfunctioning, only in mobile production version.

Everything is working perfectly when I view the local Rails app through Chrome dev tools testing for mobile responsiveness. I deployed my code through AWS, and it also works fine when I view the...

Getting same output using Naive Bayes Classifier Python for Text Classification

I am trying to do text classification in Python using Naive Bayes classifier, and it works well when there are two labels "negative" and "Positive" as the results. I have sample data of about 300...

java interface method inlining

I am pretty new to java coming from a c++ world. I am running some server code that runs a method a method foo() that is called a few million times every second. This is latency sensitive code and...

Understanding escalating load/CPU usage on high-demand server for a short period of time

We have a mySQL slave in production that gets heavy additional usage for about 1 hour 15 minutes a day. A number of temporary servers run multiple threads each with a few heavy queries involving...

Unity C# Saved Game via Binary Formatting not retaining Data

Update: This issue may be caused by binaryformatter's issues with editing data in existing fields. A comment that I can no longer find described alternate methods which I am currently...

Python Sockets - Server with two client sockets connected, on two separate threads, overlapping recv data

I have a server written in Python that starts a new thread with a new client socket for each client that connects. s = socket.socket() s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1) ...

Is that possible to start a Docker container from a Docker container?

... so that the two containers both run in the same host, but NOT container inside container? Long version I have made two python programs called scheduler and worker. The scheduler periodically...

Having trouble tracking down Node JS memory leak

We're struggling with a memory leak problem on our first substantial Node/React Isomorphic web application. In 48 hours or less we use over 500mb of memory. Most of what the application does is...

Random Position Choosing for Computer in Tic-Tac-Toe not Working How It's Supposed to

Alright, so I made a pretty simple Tic-Tac-Toe game in Python at one point, and it was pretty fun, so I thought I'd spice it up and do it in HTML/JS/CSS to make it a little bit more pretty. It was...

Bigcommerce plug-in product syncing issues in Wordpress

Error Message: Here are some information that might be useful. WP version 5.2.5 Plugins Active Akismet Anti-Spam - 4.1.3 BigCommerce for WordPress - 3.12.0 Breadcrumb - 1.5.3 Coming Soon Page,...

How to configure Vue CLI 4 with ESLint + Airbnb rules + TypeScript + Stylelint for SCSS, in VS Code editor with autofix on save?

Note: This is a similar question to my previous question on the topic, which was left partly unsolved and after which the nature of the challenge changed considerably: How to configure Vue CLI 4...

How do I get SQLAlchemy objects after commit?

The Problem I am using a pattern to cache SQLAlchemy objects in Redis. Whenever an instance is modified and committed, I want to clear the relevant caches so that it will be reloaded when next...

How to get rid of enclosing paragraph texts with BeautifulSoup in Python?

I am new to python and I'm building a web crawler to go through a list of articles on the internet and grab the text from them. When I use the function get_text(url), however, I am getting a lot...

_CastError (type 'Null' is not a subtype of type 'List<int>' in type cast) when having Network Image inside Listview

i have an error that i just dont find a solution for. I created a little messenger thingy in flutter and have a problem when using a NetworkImage inside one of my chat bubbles. When i send the...