Django regex validator message has no effect

I am trying to get it so that the validator tells you "username must be alphanumeric". This is my code so far. I have confirmed that it validates at the correct time. The only problem is that no...

Flask-RESTful - Upload image

I was wondering on how do you upload files by creating an API service? class UploadImage(Resource): def post(self, fname): file = request.files['file'] if file: #...

Jekyll - How can I make avoid a paragraph to be added on a YAML frontmatter markdownify item

Okay... I have a project where I'm using Jekyll for a podcast project. And I chose to list the hosts in the shownotes by a YAML Front Matter item: hosts: - Name A - Name B - Name C Using...

ms access button on a form not working

I have a database with many forms, when I added a button with an onClick event to one of them it just doesn't work. The onClick event code is very simple: Private Sub button_Click() ...

NPM vs. Bower vs. Browserify vs. Gulp vs. Grunt vs. Webpack

I'm trying to summarize my knowledge about the most popular JavaScript package managers, bundlers, and task runners. Please correct me if I'm wrong: npm & bower are package managers. They just...

Extract int from string in Pandas

Lets say I have a dataframe df as A B 1 V2 3 W42 1 S03 2 T02 3 U71 I want to have a new column (either at it the end of df or replace column B with it, as it doesn't matter) that only extracts...

How to handle hash fragments from oauth redirect urls in Angular2 rc3 routing

I'm trying to find a way to handle setting up an Angular2 Typescript route (using the 3.0.0-alpha.8 router) that will handle routes that begin with hash fragments. The app I'm working on handles...

Conda environments not showing up in Jupyter Notebook

I installed Anaconda (with Python 2.7), and installed Tensorflow in an environment called tensorflow. I can import Tensorflow successfully in that environment. The problem is that Jupyter Notebook...

BigCommerce Stencil - Category Products Per Page

We are seeing an issue beginning yesterday where the Front Matter attribute for products per page defined in our custom layout file is not working. --- category: products: limit:...

Wordpress Polylang multi-language static front-page.php

Looking for someone with experience with multilingual sites and perhaps the Polylang plugin. According to the documentation it is possible to use a static front page: "You have to create one page...

C# Selenium Start Chrome with Different User Profile

For the past 2 days, I've been trying to find a way to start Chrome with a different profile but to no avail. No matter what I do, the profile that Selenium loads for chrome is always some...

RMarkdown: Floating TOC and TOC at beginning

I was wondering if it is possible to have a floating table of contents and another one at the beginning of the document. My current front-matter looks like this: --- title: "TEST" author:...

z-index is not working properly on material side-nav

I have a project in which I am using [angular-material][1]'s and [materialize-css][2]'s side nav together. Angular Material's side-nav is always in open state in the left panel. And for...

How to secure a refresh token?

I'm using JWTs for authenticating users for my app. When a user logs in they are given an access token and a refresh token. To keep the refresh token safe, I don't store it on the client-side, but...

[Django]Showing ImproperlyConfigured error "SQLite 3.8.3 or later is required (found 3.7.17)", but work normal in manage.py runserver

Please help to provide any ideas to direct wsgi or apache to the correct sqlite3 library. I was trying to deploy a website with basic modules and a "hello world" front page at a CentOS web server....

Ag-Grid: lock a column's position to the last column

I am wondering if there is a way to effectively lock a column in Ag-Grid so that the column is always the very last column no matter what. Background What I am ultimately looking for is to avoid...

Why is my yarn.lock file changing when running yarn install after incrementing version in package.json?

I have read through the documentation on yarn commands and yarn.lock, and I was led to believe that the whole point of a yarn.lock file was to use the version specified in that file. What I was...

Node v12.7 How to implement native brotli, gzip, deflate compression buffer

I am a front end developer upping my chops on the backend here. I have a Node express server that hosts an app and serves a REST api on the same server/AWS EC2 instance. I was using...

How to check if front matter empty or not in Gatsby

Let's just say I have a source of content that comes from markdown and yaml with front matter that sometimes has empty value. For example: # front matter title: Foo subtitle: // foo.js import...

Connecting ZeroMQ from browser to server

I am trying to get ZeroMQ working in my web app. On the front end, I am using the JSZMQ library which is supposed to work in-browser (I am aware that most libraries do not). On the Python back...

Node.js - How to read/write a markdown file changing its front matter metadata?

I have a few hundred markdown files and I would like to loop through them and add a new data to their front matter metadata. For example, this is what my files look like now: --- title: My title...

11ty render single post per data file

I want 11ty to generate a single page per data file, rather than generate multiple files by iterating over the data within a data file. Is this possible? My use case is that I have multiple job...

Is it possible to have a location based anchor for an object in RealityKit?

I've created an AR app that works pretty well, but I'm not a hug fan of the objects spawning in front of the camera every time. I would prefer to have them spawn in this field, further out for the...

How to find keywords in a text file using python's sklearn

I want to create a way to optimize my resume using a python script. To do this, I am trying to find keywords used in the job listing that I can add to my resume to make it stand out when it is run...

Why does this function run so much faster when it makes an extra read of memory?

I'm currently trying to understand the performance properties of certain loops on x86_64 (specifically, my Intel(R) Core(TM) i3-8145U CPU @ 2.10GHz processor). Specifically, adding an extra...

Python OpenCV QrCode reader

I want to make QR Code reader with using opencv and Python. My hardware is Raspberry Pi 4B and pi camera. In the code, When I show the QR Code to camera opencv decode the QR. After that I want to...

Upgrading from WebLogic 12.1.3 to 12.2.1.4 breaks our application using Spring Framework 3.0.2

Our company is having us upgrade from Oracle WebLogic 12.1.3 to 12.2.1.4 since 12.1.3 is out of support/going out of support. We have a major application that is using Spring Framework v3.0.2....

Why is Unity Canvas Image always rendering over my gameObjects even though it is definitely behind them?

In my 2d Unity project, I have a Canvas with an Image that I want for a Background. I have 2 gameObjects in front of this background. But no matter how much fiddling I do with Pos Z, Sorting...

Uncaught (in promise) TypeError: Cannot convert undefined or null to object

I'm quite new to Vue and I've been trying to work out how I could make a call to the Java API using axios. vue.config.js module.exports = { devServer: { proxy:...