# Web Stack

**URL:** https://discourse.julialang.org/c/domain/web/28.md?page=5

[Latest](https://discourse.julialang.org/latest.md) · [Categories](https://discourse.julialang.org/categories.md) · [Tags](https://discourse.julialang.org/tags.md)

**Page:** 6

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## [Get post attributes in Franklin](https://discourse.julialang.org/t/get-post-attributes-in-franklin/68430)

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**Author:** [@garrek](https://discourse.julialang.org/u/garrek)\
**Replies:** 12\
**Last updated:** [September 27, 2021, 1:49am UTC](https://discourse.julialang.org/t/get-post-attributes-in-franklin/68430 "2021-09-27T01:49:33Z")

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I’m in the process of migrating from Jekyll to Franklin for my static website (Garrek.org) hosted on GitHub. (In the near future, I will have LaTeX and plots and things, which Franklin seems to excel at). Jekyll has some…

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## [How to use btn\_\_toggle in Stipple](https://discourse.julialang.org/t/how-to-use-btn-toggle-in-stipple/56501)

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**Author:** [@yakir12](https://discourse.julialang.org/u/yakir12)\
**Replies:** 6\
**Last updated:** [March 4, 2021, 11:46pm UTC](https://discourse.julialang.org/t/how-to-use-btn-toggle-in-stipple/56501 "2021-03-04T23:46:20Z")

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Hi and thank you @hhaensel :smiley: How can I use btn\_\_toggle in Stipple? I think my struggle is the options property. I can’t get it to work no matter what syntax I use (copy-paste the JS from the example, vector of na…

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## [HTTP.jl + Ajax](https://discourse.julialang.org/t/http-jl-ajax/68206)

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**Author:** [@Iulian.Cioarca](https://discourse.julialang.org/u/Iulian.Cioarca)\
**Replies:** 4\
**Last updated:** [September 15, 2021, 5:00pm UTC](https://discourse.julialang.org/t/http-jl-ajax/68206 "2021-09-15T17:00:17Z")

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Where can I find a simple example of a HTTP.jl backend server and a HTML+Javascript FE? I want to learn to communicate between Javascript and Julia for a simple app. Example: I would like to create a html input which ta…

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## [How to use a Quasar form in StippleUI?](https://discourse.julialang.org/t/how-to-use-a-quasar-form-in-stippleui/62930)

<div class="topic-metadata">

**Author:** [@yakir12](https://discourse.julialang.org/u/yakir12)\
**Replies:** 11\
**Last updated:** [September 12, 2021, 8:55pm UTC](https://discourse.julialang.org/t/how-to-use-a-quasar-form-in-stippleui/62930 "2021-09-12T20:55:12Z")

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Typically, in a Quasar form the client-side validations, defined as rules in each of the child elements (like QInput, QSelect or your QField wrapped components), get checked when a type=submit button gets pressed with th…

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## [HTTP.parse\_multipart\_form does a lot of memory allocations](https://discourse.julialang.org/t/http-parse-multipart-form-does-a-lot-of-memory-allocations/66661)

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**Author:** [@Jan\_Dolinsky](https://discourse.julialang.org/u/Jan_Dolinsky)\
**Replies:** 1\
**Last updated:** [September 2, 2021, 9:55am UTC](https://discourse.julialang.org/t/http-parse-multipart-form-does-a-lot-of-memory-allocations/66661 "2021-09-02T09:55:27Z")

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Hello, I tried a simple example of parsing a multi-part HTTP request (JSON config + some CSV data). The request is about 5MB big. Doing just const r = deserialize("httpRequestStored") # just to get the request that was…

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## [Instructions for deploying Genie applications to virtual machine and container platform](https://discourse.julialang.org/t/instructions-for-deploying-genie-applications-to-virtual-machine-and-container-platform/66381)

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**Author:** [@jaantollander](https://discourse.julialang.org/u/jaantollander)\
**Replies:** 0\
**Last updated:** [August 14, 2021, 8:40am UTC](https://discourse.julialang.org/t/instructions-for-deploying-genie-applications-to-virtual-machine-and-container-platform/66381 "2021-08-14T08:40:37Z")

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Hello! During summer 2021, I have been working at CSC, testing their cloud computing resources from the user standpoint. First, I used the Genie framework to create a simple web application with a user interface and JSON…

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## [With Dash, how to obtain a directory name from a file browser](https://discourse.julialang.org/t/with-dash-how-to-obtain-a-directory-name-from-a-file-browser/65826)

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**Author:** [@a5vzener](https://discourse.julialang.org/u/a5vzener)\
**Replies:** 0\
**Last updated:** [August 4, 2021, 4:02pm UTC](https://discourse.julialang.org/t/with-dash-how-to-obtain-a-directory-name-from-a-file-browser/65826 "2021-08-04T16:02:23Z")

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I would like users of my Dash app to be able to select a directory on their local machine — not just one file – and obtain the relative path and name of that directory. Ideally I would get the names of files in the direc…

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## [How to get and pass on json retrieved via HTTP](https://discourse.julialang.org/t/how-to-get-and-pass-on-json-retrieved-via-http/64532)

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**Author:** [@Jon\_Norberg](https://discourse.julialang.org/u/Jon_Norberg)\
**Replies:** 4\
**Last updated:** [July 13, 2021, 5:46am UTC](https://discourse.julialang.org/t/how-to-get-and-pass-on-json-retrieved-via-http/64532 "2021-07-13T05:46:55Z")

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Hi, I am getting my feet wet in web-interactivity…so this might be a very basic question. In the following code the retrieved messages are nicely printed out as a string containing the json information, but my JSON3.rea…

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## [Help understanding which changes in HTTP.jl affect this (older) function in Couchzilla.jl. Trying to update the package to julia 1.0 and recent HTTP.jl](https://discourse.julialang.org/t/help-understanding-which-changes-in-http-jl-affect-this-older-function-in-couchzilla-jl-trying-to-update-the-package-to-julia-1-0-and-recent-http-jl/56447)

<div class="topic-metadata">

**Author:** [@Jon\_Norberg](https://discourse.julialang.org/u/Jon_Norberg)\
**Replies:** 2\
**Last updated:** [March 4, 2021, 5:27am UTC](https://discourse.julialang.org/t/help-understanding-which-changes-in-http-jl-affect-this-older-function-in-couchzilla-jl-trying-to-update-the-package-to-julia-1-0-and-recent-http-jl/56447 "2021-03-04T05:27:18Z")

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Hi, I just wanted to check if someone more knowledgeable in HTTP.jl could help me out with fixing another package that is a bit older and not entirely updated to recent HTTP.jl? Couchzilla.jl is a julia interface to cou…

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## [Goose Attack against a Genie App](https://discourse.julialang.org/t/goose-attack-against-a-genie-app/63541)

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**Author:** [@StatisticalMouse](https://discourse.julialang.org/u/StatisticalMouse)\
**Replies:** 24\
**Last updated:** [June 26, 2021, 3:56pm UTC](https://discourse.julialang.org/t/goose-attack-against-a-genie-app/63541 "2021-06-26T15:56:30Z")

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I made a small Genie App, and I created a Goose Attack with Rust that tests it. I used Julia 1.6.1. The app is essentially (which is routes.jl) using Genie.Router, Genie.Renderer, Genie.Exceptions, JSON3 route("/") do…

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## [How to internationnalize (i18n) a Genie app?](https://discourse.julialang.org/t/how-to-internationnalize-i18n-a-genie-app/63378)

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**Author:** [@samusz](https://discourse.julialang.org/u/samusz)\
**Replies:** 0\
**Last updated:** [June 22, 2021, 3:03pm UTC](https://discourse.julialang.org/t/how-to-internationnalize-i18n-a-genie-app/63378 "2021-06-22T15:03:12Z")

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I’ve looked for an internnationnalization (i18n) functionality in Julia to use it with a small Genie web app and only found this \[base/I18n module \] (julia/i18n.jl at 96b28d64bdd3ae037378028d4cd60e5a4c397256 · JuliaLang…

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## [Secure hashing algorithm in Julia for passwords](https://discourse.julialang.org/t/secure-hashing-algorithm-in-julia-for-passwords/19913)

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**Author:** [@xiaodai](https://discourse.julialang.org/u/xiaodai)\
**Replies:** 8\
**Last updated:** [January 23, 2019, 10:40pm UTC](https://discourse.julialang.org/t/secure-hashing-algorithm-in-julia-for-passwords/19913 "2019-01-23T22:40:02Z")

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Is there an algorithm implemented in Julia for the purpose of hashing passwords? In Go, I used to use the bcrypt package which implements Provos and Mazières’s bcrypt adaptive hashing algorithm I want to do this for the…

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## [HTTP.jl requests fail from time to time](https://discourse.julialang.org/t/http-jl-requests-fail-from-time-to-time/61407)

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**Author:** [@Jack](https://discourse.julialang.org/u/Jack)\
**Replies:** 2\
**Last updated:** [May 19, 2021, 8:00pm UTC](https://discourse.julialang.org/t/http-jl-requests-fail-from-time-to-time/61407 "2021-05-19T20:00:56Z")

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I found infrequent failures when using HTTP.jl library pinging for a website. It usually happens when the code did not make any queries for a while. I tried to use retry and timeout config to mitigate the issue but found…

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## [POST results of multiple checkbox selections](https://discourse.julialang.org/t/post-results-of-multiple-checkbox-selections/61179)

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**Author:** [@fyzycyst](https://discourse.julialang.org/u/fyzycyst)\
**Replies:** 1\
**Last updated:** [May 14, 2021, 11:03pm UTC](https://discourse.julialang.org/t/post-results-of-multiple-checkbox-selections/61179 "2021-05-14T23:03:17Z")

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What I’m attempting: There’s a site (NASA ModelWeb) where one can access online models for Earth’s atmosphere (among many other models). I’m writing code to access this to create an atmospheric profile \[number density o…

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## [Simplest way to display a picture in a webapp with Genie.jl](https://discourse.julialang.org/t/simplest-way-to-display-a-picture-in-a-webapp-with-genie-jl/60387)

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**Author:** [@sim](https://discourse.julialang.org/u/sim)\
**Replies:** 8\
**Last updated:** [May 6, 2021, 8:58am UTC](https://discourse.julialang.org/t/simplest-way-to-display-a-picture-in-a-webapp-with-genie-jl/60387 "2021-05-06T08:58:29Z")

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Hello, I’m an absolute beginner in Genie.jl and in web stack in general. I want to build a webpage which periodically generates a random picture using some julia code, and displays it. To begin, I want to simply display…

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## [Julian design for API library with Websocket client](https://discourse.julialang.org/t/julian-design-for-api-library-with-websocket-client/60281)

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**Author:** [@Spirarel](https://discourse.julialang.org/u/Spirarel)\
**Replies:** 2\
**Last updated:** [May 1, 2021, 12:00am UTC](https://discourse.julialang.org/t/julian-design-for-api-library-with-websocket-client/60281 "2021-05-01T00:00:15Z")

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I’m writing a Julia library to interact with an API that communicates via HTTP.Websockets. I’m struggling to find good, non-toy-repl, examples that illustrate the kind of contract a Julia dev would expect. In OO land it’…

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## [How to avoid repeating code between back-, middle-, and front-ends?](https://discourse.julialang.org/t/how-to-avoid-repeating-code-between-back-middle-and-front-ends/59697)

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**Author:** [@yakir12](https://discourse.julialang.org/u/yakir12)\
**Replies:** 5\
**Last updated:** [April 22, 2021, 7:17am UTC](https://discourse.julialang.org/t/how-to-avoid-repeating-code-between-back-middle-and-front-ends/59697 "2021-04-22T07:17:42Z")

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When building a full-stack app, I find it frustrating to define basically 3 nearly identical types: What I consider the main struct: defining the logic of the type disregarding any GUI/DB needs. This is the struct you’…

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## [Lambda or Cloud Functions -- eventually possible?](https://discourse.julialang.org/t/lambda-or-cloud-functions-eventually-possible/39128)

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**Author:** [@tbeason](https://discourse.julialang.org/u/tbeason)\
**Replies:** 8\
**Last updated:** [April 19, 2021, 10:03pm UTC](https://discourse.julialang.org/t/lambda-or-cloud-functions-eventually-possible/39128 "2021-04-19T22:03:12Z")

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Things like AWS Lambda and/or Google Cloud Functions are basically just replacements for traditionally lightweight tasks that smart people realized could be done without a server. Right now, you can create these serverle…

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## [Embed a Dash app in Genie.jl website](https://discourse.julialang.org/t/embed-a-dash-app-in-genie-jl-website/56616)

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**Author:** [@MLackner](https://discourse.julialang.org/u/MLackner)\
**Replies:** 1\
**Last updated:** [April 19, 2021, 5:05pm UTC](https://discourse.julialang.org/t/embed-a-dash-app-in-genie-jl-website/56616 "2021-04-19T17:05:58Z")

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Hi! I’m trying to embed a Dash.jl app in a website that is generated by Genie.jl. My approach is working with Stipple.jl apps but unfortunately, due to the lack of documentation I’m not able to do something useful with…

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## [Authentication with download](https://discourse.julialang.org/t/authentication-with-download/58790)

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**Author:** [@robertdj](https://discourse.julialang.org/u/robertdj)\
**Replies:** 2\
**Last updated:** [April 8, 2021, 8:33am UTC](https://discourse.julialang.org/t/authentication-with-download/58790 "2021-04-08T08:33:43Z")

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I would like to authenticate against an API that use Active Directory. It is possible with curl and I’m hoping that the new Downloads.download can handle this since it’s based on libcurl. But I can’t see from the docs h…

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## [Reverse proxy needed for Dash.jl app?](https://discourse.julialang.org/t/reverse-proxy-needed-for-dash-jl-app/56812)

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**Author:** [@Jakob](https://discourse.julialang.org/u/Jakob)\
**Replies:** 0\
**Last updated:** [March 9, 2021, 3:03pm UTC](https://discourse.julialang.org/t/reverse-proxy-needed-for-dash-jl-app/56812 "2021-03-09T15:03:09Z")

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I have a dashboard written in Dash.jl targeted at a relatively small audience. However, for the small Heroku dynos there’s just not enough memory and the larger ones get quite expensive so we were looking into hosting th…

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## [Register a route which takes query parameters and extract those parameters to do the business logic](https://discourse.julialang.org/t/register-a-route-which-takes-query-parameters-and-extract-those-parameters-to-do-the-business-logic/56730)

<div class="topic-metadata">

**Author:** [@ispandey81](https://discourse.julialang.org/u/ispandey81)\
**Replies:** 0\
**Last updated:** [March 8, 2021, 1:06pm UTC](https://discourse.julialang.org/t/register-a-route-which-takes-query-parameters-and-extract-those-parameters-to-do-the-business-logic/56730 "2021-03-08T13:06:49Z")

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I am trying to register a route using HTTP.jl which takes a query parameter and extract that query parameter using HTTP.URIs.queryparams but cant’ get it to work. Any help appreciated. Sample code below. Want to invoke …

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## [Request for example: "Hello world \[name\]" as a web app, aka how to pass to Julia the inputs of a web form and retrieve the output as a html response](https://discourse.julialang.org/t/request-for-example-hello-world-name-as-a-web-app-aka-how-to-pass-to-julia-the-inputs-of-a-web-form-and-retrieve-the-output-as-a-html-response/48803)

<div class="topic-metadata">

**Author:** [@sylvaticus](https://discourse.julialang.org/u/sylvaticus)\
**Replies:** 3\
**Last updated:** [March 8, 2021, 1:51am UTC](https://discourse.julialang.org/t/request-for-example-hello-world-name-as-a-web-app-aka-how-to-pass-to-julia-the-inputs-of-a-web-form-and-retrieve-the-output-as-a-html-response/48803 "2021-03-08T01:51:39Z")

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I need to expose a Julia function as a web app, where users fill a simple (static?) html form with a couple of input fields and a file input (for a csv file) and the “web app” responds with a string to be formatted as a …

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## [Allow for more quasar vue properties to be bound to observable parameters in the model](https://discourse.julialang.org/t/allow-for-more-quasar-vue-properties-to-be-bound-to-observable-parameters-in-the-model/56554)

<div class="topic-metadata">

**Author:** [@yakir12](https://discourse.julialang.org/u/yakir12)\
**Replies:** 10\
**Last updated:** [March 5, 2021, 2:47pm UTC](https://discourse.julialang.org/t/allow-for-more-quasar-vue-properties-to-be-bound-to-observable-parameters-in-the-model/56554 "2021-03-05T14:47:50Z")

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Hope you’re doing well @hhaensel :slight\_smile: It’s really useful to bind properties of quasar-vue components to model parameters. More specifically, how do I disable a button with an observable: button("Save", @click…

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## [Call a Vue function in a Stipple app](https://discourse.julialang.org/t/call-a-vue-function-in-a-stipple-app/56466)

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**Author:** [@yakir12](https://discourse.julialang.org/u/yakir12)\
**Replies:** 6\
**Last updated:** [March 4, 2021, 7:56pm UTC](https://discourse.julialang.org/t/call-a-vue-function-in-a-stipple-app/56466 "2021-03-04T19:56:47Z")

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(Hi @hhaensel, asking here so others can benefit) Given I have some function defined: Stipple.js\_methods(::MyModel) = raw""" badtoml () { this.$q.notify({ message: 'toml file has some errors in it', …

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## [Server dimensions using Genie.jl](https://discourse.julialang.org/t/server-dimensions-using-genie-jl/56359)

<div class="topic-metadata">

**Author:** [@Philippus12](https://discourse.julialang.org/u/Philippus12)\
**Replies:** 1\
**Last updated:** [March 4, 2021, 4:43pm UTC](https://discourse.julialang.org/t/server-dimensions-using-genie-jl/56359 "2021-03-04T16:43:04Z")

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Hi there, my colleagues and I are working on a project where an interactive text book is being built with Julia. Since we want to host the entire thing on a server to allow others to access and use the notebook we went…

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## [How to use quasar notify in Genie](https://discourse.julialang.org/t/how-to-use-quasar-notify-in-genie/56138)

<div class="topic-metadata">

**Author:** [@yakir12](https://discourse.julialang.org/u/yakir12)\
**Replies:** 2\
**Last updated:** [February 28, 2021, 1:53pm UTC](https://discourse.julialang.org/t/how-to-use-quasar-notify-in-genie/56138 "2021-02-28T13:53:59Z")

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I want to add some feedback to the user when things work or don’t work as expected. How exactly can I make use of quasar’s notify in a Genie app? For example, I have a file upload, where the file is a toml file with sp…

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## [Update Genie webpage in a asynchrounous loop](https://discourse.julialang.org/t/update-genie-webpage-in-a-asynchrounous-loop/55780)

<div class="topic-metadata">

**Author:** [@yakir12](https://discourse.julialang.org/u/yakir12)\
**Replies:** 18\
**Last updated:** [February 28, 2021, 10:07am UTC](https://discourse.julialang.org/t/update-genie-webpage-in-a-asynchrounous-loop/55780 "2021-02-28T10:07:24Z")

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I’m trying to update an image in an asynchronously loop in a Genie (Stipple) app. I’ve tried different approaches, none successful. I’ve therefore created the following MWE (based on your solution to my last question, @h…

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## [TechEmpower/FrameworkBenchmarks R20 deadline 12/28 + first julia "JSON serialization" results](https://discourse.julialang.org/t/techempower-frameworkbenchmarks-r20-deadline-12-28-first-julia-json-serialization-results/51936)

<div class="topic-metadata">

**Author:** [@ImreSamu](https://discourse.julialang.org/u/ImreSamu)\
**Replies:** 11\
**Last updated:** [February 8, 2021, 6:27pm UTC](https://discourse.julialang.org/t/techempower-frameworkbenchmarks-r20-deadline-12-28-first-julia-json-serialization-results/51936 "2021-02-08T18:27:54Z")

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TLDR: Techempower Framework benchmarks is a collaborative, open web framework benchmarking project The next release: Round 20 "Last day for PR review is 12/28. " First Julia results ( “http.jl” ) … current “rank: 149…

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## [Connect to Redshift with SearchLightPostgreSQL](https://discourse.julialang.org/t/connect-to-redshift-with-searchlightpostgresql/53646)

<div class="topic-metadata">

**Author:** [@franco](https://discourse.julialang.org/u/franco)\
**Replies:** 5\
**Last updated:** [February 8, 2021, 3:41pm UTC](https://discourse.julialang.org/t/connect-to-redshift-with-searchlightpostgresql/53646 "2021-02-08T15:41:32Z")

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Following the tutorial Working with Genie Apps - Accessing databases with SearchLight models I’m trying to use SearchLightPostgreSQL to connect to a Redshift database. I noticed it lists LibPQ as one of the dependencies…

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