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NODE.JS QUESTIONS

Cannot import @tensorflow/tfjs-node in nodejs
Cannot import @tensorflow/tfjs-node in nodejs
I wish did fix the issue. Cannot import @tensorflow/tfjs-node into my program. I was trying to import it as follows: , There are two problems here.Installation of the package as root
TAG : node.js
Date : January 12 2021, 09:11 PM , By : AdamG
firebase cloud functions doesn't execute the whole function?
firebase cloud functions doesn't execute the whole function?
I wish did fix the issue. It's easy to see what's going on, if you add some logging to your code:
TAG : node.js
Date : January 12 2021, 07:00 PM , By : user3100563
How to implement like query in mongodb
How to implement like query in mongodb
With these it helps I want to make a query with multiple conditions but the like query is not working: , Try something like this:
TAG : node.js
Date : January 12 2021, 07:00 PM , By : user3100542
Firebase deep increment of a field in a data base
Firebase deep increment of a field in a data base
wish help you to fix your issue I have this structure: Users is a collection, inside there are userIDs docs, each has a user object which contains also an object with a certain nick name . , solved
TAG : node.js
Date : January 12 2021, 01:40 AM , By : user3100299
How to count total time from start date and end date in mongoose?
How to count total time from start date and end date in mongoose?
This might help you From your question, it seems that, for each session ( i.e. one connect and disconnect ) you are creating a document for the user in DocSchema [ Let, call the model DocSchema ]. And you want to know the total time of a user. You ca
TAG : node.js
Date : January 11 2021, 05:14 PM , By : tarkastov
how can i update field in array?
how can i update field in array?
seems to work fine Since the object you are attempting to change a value on is an array, you need to specify an index. In your sample document, there are 2 objects in the array, so your index is either 0 or 1.If you wanted to update the first item in
TAG : node.js
Date : January 11 2021, 03:34 PM , By : dgreenday
Invoke function only after middleware is done with its task
Invoke function only after middleware is done with its task
To fix the issue you can do Hi people I have been using NodeJS for some project and I have been using some middleware to verify my token and decrypt my token to get the permissions of user. , You don't code the next() when the job is done, try with t
TAG : node.js
Date : January 11 2021, 03:34 PM , By : user3099744
How to send an object to .marko template and render its properties dynamically, in a table
How to send an object to .marko template and render its properties dynamically, in a table
seems to work fine Im doing some homework here. Build a server that handles a requisition to list all registers from a database, dynamically. Im using node js and the modules: express, marko and sqlite3. The db is set and has some registers for testi
TAG : node.js
Date : January 11 2021, 03:34 PM , By : NaviGhost
Mongoose check if user owns document before updating
Mongoose check if user owns document before updating
I wish this helpful for you Current implementation in question found to be the best DRY’est implementation.
TAG : node.js
Date : January 11 2021, 03:32 PM , By : yuxixin
Another Web process failed to bind to $PORT within 60 seconds of launch
Another Web process failed to bind to $PORT within 60 seconds of launch
I wish did fix the issue. I'm trying to build a basic Restify app to Heroku and get the following well known error: , Fixed it by using IP 0.0.0.0 instead of 127.0.0.1.
TAG : node.js
Date : January 11 2021, 03:32 PM , By : user3099463
trouble with parsing in JSON
trouble with parsing in JSON
To fix this issue i am trying to run this code but it keeps giving me a ReferenceError: json is not defined. Am I putting the JSON parse in the wrong position or something? This is basically a scraper, so it returns a lot of information and that is w
TAG : node.js
Date : January 11 2021, 03:32 PM , By : user3099397
In express, how do I route to a custom error template when a condition is met?
In express, how do I route to a custom error template when a condition is met?
it fixes the issue In my select statement, if the parameter from the URL is not correct, I want to send the user to a custom error template. , Looking at the docs, you should either send your response object as:
TAG : node.js
Date : January 11 2021, 03:28 PM , By : user3099115
Express middleware ignores next(new Error()) and continues execution of the code
Express middleware ignores next(new Error()) and continues execution of the code
around this issue next(new Error('error') does not stop your function from running. So, the next line of code right after it will still execute. And, if you don't reject the promise, the .then() handlers that follow will also execute.You will need to
TAG : node.js
Date : January 11 2021, 03:26 PM , By : thms
Is it a good practice to start http server on one port for Cluster forks for 1-3k requests per second?
Is it a good practice to start http server on one port for Cluster forks for 1-3k requests per second?
like below fixes the issue When you exceed the scale of one single node.js process, it is a good practice to scale on one server using local clustering (all on the same port) if your node.js CPU processing is indeed the bottleneck (and not some share
TAG : node.js
Date : January 11 2021, 03:26 PM , By : user3099020
Why am I getting the error "Identifier ... has already been declared"?
Why am I getting the error "Identifier ... has already been declared"?
fixed the issue. Will look into that further I am having an issue calling a function which returns an object. The function looks like this. , You need to change the name of one of your results.
TAG : node.js
Date : January 11 2021, 03:26 PM , By : user3098897
Is it a bad idea to use async/await in a Node/Express server?
Is it a bad idea to use async/await in a Node/Express server?
seems to work fine Sync functions really BLOCK the event loop, until the io is complete. But in other hand async-await is just syntactic sugar to the Promise chaining. It is not actually synchronous, it just looks like it. That is the biggest differe
TAG : node.js
Date : January 11 2021, 02:18 PM , By : user3098764
The json data i am putting into a pug template is putting '<' at the beginning of a string and '>' at the end. why
The json data i am putting into a pug template is putting '<' at the beginning of a string and '>' at the end. why
Hope this helps When you start a new line with {variable}, Pug thinks you're wanting to use block-level tag interpolation:
TAG : node.js
Date : January 11 2021, 02:18 PM , By : user3098723
Finish entire loop / forEach before next command
Finish entire loop / forEach before next command
I wish this helpful for you If you want to know when a whole bunch of parallel operations are done, use the promise interface on your database to get a promise for each operation and use Promise.all() to monitor an array of promises and tell you when
TAG : node.js
Date : January 11 2021, 02:18 PM , By : Jackzer
mongodb query to exclude only from text index
mongodb query to exclude only from text index
should help you out I have a text index on a array field, this is how the field looks like: , As you have array of simple strings, You can simply do:
TAG : node.js
Date : January 11 2021, 02:18 PM , By : user3098627
Port forwarding not working for Nodejs application
Port forwarding not working for Nodejs application
Does that help I am running my Nodejs application on port 9000. I want the application to be accessible from a public IP address. , I went to my router config and did: [...]
TAG : node.js
Date : January 11 2021, 11:39 AM , By : jcohen77
Dialogflow: throw new Error(`@grpc/grpc-js only works on Node ${supportedNodeVersions}`)
Dialogflow: throw new Error(`@grpc/grpc-js only works on Node ${supportedNodeVersions}`)
wish help you to fix your issue Step 1. Check Your NodeJS version, - node -vStep 2. Upgrade Your Node to LTS or above, To update you can use nvm or this
TAG : node.js
Date : January 11 2021, 11:39 AM , By : user3098459
In new React version, how to fix TypeError: styled_components__WEBPACK_IMPORTED_MODULE_3__.default.dev?
In new React version, how to fix TypeError: styled_components__WEBPACK_IMPORTED_MODULE_3__.default.dev?
wish helps you styled-components allows you to write actual CSS code to style your components.
TAG : node.js
Date : January 10 2021, 02:06 PM , By : user3098133
How to add delay before/during test (using supertest & jest) while waiting for dynamodb event to occur
How to add delay before/during test (using supertest & jest) while waiting for dynamodb event to occur
will help you It's usually a bad practice to have one test rely on the output of another test - in this case, you can't run the second test in isolation.What about combining the tests into a single test? You could either put some Promise based delay
TAG : node.js
Date : January 10 2021, 02:04 PM , By : user3098093
change JSON.stringify to what?
change JSON.stringify to what?
fixed the issue. Will look into that further Nothing. Instead, addjson: true to your options and don't attempt any stringification. request() will do the magic for you.
TAG : node.js
Date : January 10 2021, 02:04 PM , By : user3097997
CosmosDB MongoDB adapter projection not working
CosmosDB MongoDB adapter projection not working
I wish did fix the issue. Seems like my question is duplicate to this, It is worked like so:
TAG : node.js
Date : January 09 2021, 02:14 PM , By : user3097803
Express router calls the wrong route
Express router calls the wrong route
may help you . .../a/b/:params means .../a/b/.* in terms of regex. As, .../a/b/c also matches this pattern it is expected behaviour to call the first functions.Just put the .../a/b/c on top of the .../a/b/:params route.
TAG : node.js
Date : January 09 2021, 02:14 PM , By : LK Programs
How to join table that contains no data yet with sqlite
How to join table that contains no data yet with sqlite
hope this fix your issue You are looking for LEFT JOIN. Take a look at the documentation: https://www.w3resource.com/sqlite/sqlite-left-join.php.LEFT JOIN returns all the records on the left side of the join, with the matched records from the right s
TAG : node.js
Date : January 09 2021, 02:14 PM , By : aartics
How to filter by string parameter , web3 2.0.0-alpha.1 Solidity events?
How to filter by string parameter , web3 2.0.0-alpha.1 Solidity events?
help you fix your problem for your question, I tested it and I believe its a bug with filterBut I tried use topics and it works
TAG : node.js
Date : January 09 2021, 05:38 AM , By : Ishtiaq
How to find document.activeElement in Puppeteer
How to find document.activeElement in Puppeteer
fixed the issue. Will look into that further You can use evaluateHandle to get the element handle, and then call the type function on that element.
TAG : node.js
Date : January 09 2021, 05:38 AM , By : Jonathan Tame
Postgresql JSONB | nested arrays gives ERROR aggregate function calls cannot be nested
Postgresql JSONB | nested arrays gives ERROR aggregate function calls cannot be nested
Any of those help You have two json_agg() calls. This function is an aggregate function. For each nested aggregate you need a separate GROUP BY clause. That's what the error message says:demo:dbfiddle
TAG : node.js
Date : January 08 2021, 03:18 AM , By : user3096916
404 error when deploying angular sample app in production mode
404 error when deploying angular sample app in production mode
I wish did fix the issue. In your lite-server output you have specified baseDir="dist", change it to baseDir="dist/prod-proj"
TAG : node.js
Date : January 08 2021, 03:18 AM , By : user3096882
Setting up environment variable in nodeJs
Setting up environment variable in nodeJs
I wish this help you How can we set environment variables in NodeJs , Use
TAG : node.js
Date : January 07 2021, 03:08 PM , By : user3096825
How to get the view definition in SQL server using NodeJS through code
How to get the view definition in SQL server using NodeJS through code
To fix the issue you can do I am having a requirement where I need to change the definition of view based on the user requirement. Suppose if the definition of the view is like this:
TAG : node.js
Date : January 07 2021, 03:08 PM , By : user3096793
how to give user specific file access in express js
how to give user specific file access in express js
this one helps. You should create a directory for each users.then, for example, your URL is /show/files
TAG : node.js
Date : January 07 2021, 03:08 PM , By : Marcc777
passwordHash field in admin.auth.UserRecord interface of Firebase Admin SDK
passwordHash field in admin.auth.UserRecord interface of Firebase Admin SDK
wish of those help Apparently, this is a known bug.
TAG : node.js
Date : January 07 2021, 03:08 PM , By : user3096718
Mongoose get updated document after instance.update()
Mongoose get updated document after instance.update()
around this issue If instance.isOwnedBy(user) and _id: modelid can be merged into one mongo query, it's better to use findOneAndUpdate() but in that way, if it doesn't find any document match, you can not know which part of the query causes the not f
TAG : node.js
Date : January 07 2021, 03:08 PM , By : user3096659
how to extract JWT when authorize in Nestjs
how to extract JWT when authorize in Nestjs
I wish this helpful for you One option is to use the JwtService from the JwtModule and use jwtService.decode(myJwt) to get the decoded JWT and get the role from there. The other is to use the built Passport Guard (AuthGuard), extend the functionality
TAG : node.js
Date : January 07 2021, 07:50 AM , By : user3096512
Will buying a non sleep dyno on Heroku allow me to upload files without loosing them?
Will buying a non sleep dyno on Heroku allow me to upload files without loosing them?
I hope this helps . No. A dyno is a container (much like docker) that is built when you deploy your app. It can be started one or many times, and won't share anything. When you restart/redeploy the app, the filesystem will always be lost and reset to
TAG : node.js
Date : January 07 2021, 07:50 AM , By : user3096510
Why Pug isn't showing any message when I do res.redirect after req.flash?
Why Pug isn't showing any message when I do res.redirect after req.flash?
wish helps you After reading Nick Gagne's answer, I tried to find out about session. It turns out I need to change my express-session middleware setting. Because the cookies: { secure: true} the website needs to run in https, but unfortunately I run
TAG : node.js
Date : January 07 2021, 07:50 AM , By : user3096462
insert node_modules assets into my project
insert node_modules assets into my project
it helps some times Two options:1) don't bundle the .proto file into the bundled JS, but instead copy the source .proto file out to your build destination by means of the https://www.npmjs.com/package/copy-webpack-plugin. This should allow you to use
TAG : node.js
Date : January 06 2021, 03:17 PM , By : user3096221
Mongoose - Why might model.find() trigger JSON TypeError in basic server?
Mongoose - Why might model.find() trigger JSON TypeError in basic server?
Does that help Because Posts.find() is asynchronous so it hasn't finished when you send the response. To solve it, you can:1.Use callback:
TAG : node.js
Date : January 06 2021, 03:17 PM , By : KB73
where is the GET/POST syntax in this code?
where is the GET/POST syntax in this code?
wish help you to fix your issue According to request module documentation, GET is default HTTP method.If you want to use POST method you should specify it in options object.
TAG : node.js
Date : January 06 2021, 03:17 PM , By : VTec
How to fix 'Failed at the est-ggjr@0.1.0 start script'-error
How to fix 'Failed at the est-ggjr@0.1.0 start script'-error
around this issue Till today, I didn't find out the answer. I installed yarn and all went fine.
TAG : node.js
Date : January 06 2021, 03:27 AM , By : Shalabh Agarwal
Nodejs server on my PC not receiving POST request from AWS instance
Nodejs server on my PC not receiving POST request from AWS instance
To fix the issue you can do You mentioned below three cases : Sending from my PC, Receiving in my PC - fine Sending from AWS, Receiving in AWS (different instances) - fine Sending from my PC, Receiving in AWS - Fine, as you must be using Public IP of
TAG : node.js
Date : January 06 2021, 03:27 AM , By : user3095960
Errors with running code that works on another computer
Errors with running code that works on another computer
this one helps. If you are using any modern version of node.js, Promises are built-in. So, there is no need to do:
TAG : node.js
Date : January 06 2021, 03:27 AM , By : Mario N
How to correctly send HTTPS request to Server using auto-generated SSL keys?
How to correctly send HTTPS request to Server using auto-generated SSL keys?
hop of those help? Node has certificate validation enabled by default. You can disable it globally by configuring an environment variable:
TAG : node.js
Date : January 05 2021, 11:29 AM , By : user3095815
how do I maintain time offsets in moment?
how do I maintain time offsets in moment?
I wish this helpful for you I'm trying to add/subtract days from moment time object. However, the problem im having is that the time offset is different then the local time of the server.
TAG : node.js
Date : January 03 2021, 08:18 AM , By : user3095655
add a value for the status parameter?
add a value for the status parameter?
Hope that helps I'm trying to set up a scriptable post bot as an exercise in learning basic HTTP authentication. The only thing missing in the script is to add a value for the status parameter (it'll be the text that you put into the post) but I have
TAG : node.js
Date : January 03 2021, 08:18 AM , By : user3095572
Calling C function from returned pointer in NodeJS
Calling C function from returned pointer in NodeJS
will be helpful for those in need You do not need ref.refType() in the following line:'GetFunctionAddress' : [ref.refType(getDevList),['char *']]
TAG : node.js
Date : January 03 2021, 08:18 AM , By : Sac Din
Using Node.js on StackBlitz?
Using Node.js on StackBlitz?
seems to work fine You can use repl.it and create your node application there, then you can access the url in your stackblitz angular app.repl.it/languages/nodejs
TAG : node.js
Date : January 02 2021, 10:54 PM , By : user3095398
Export multiple modules from NPM package
Export multiple modules from NPM package
hop of those help? Would simply consolidating all exports in one index.ts do the trick for you?package.json (projectA):
TAG : node.js
Date : January 02 2021, 10:54 PM , By : user3095361
Where and when to use Firebase admin.app().delete()?
Where and when to use Firebase admin.app().delete()?
fixed the issue. Will look into that further It doesn't make much sense to call App.delete() from within a Cloud Function. Cloud Functions are aggressively terminated and cleaned up by the underlying platform anyway. App.delete() is mainly useful in
TAG : node.js
Date : January 02 2021, 10:54 PM , By : user3095333
Why node.js always says I'm connected to my MongoDB even if the "URI" is fake or wrong?
Why node.js always says I'm connected to my MongoDB even if the "URI" is fake or wrong?
hope this fix your issue I think you forgot to add the port(27017) to your mongodb connection. It should be
TAG : node.js
Date : January 02 2021, 10:54 PM , By : atifsamar
Postgresql jsonb -> invalid reference to FROM-clause entry for table "mt"
Postgresql jsonb -> invalid reference to FROM-clause entry for table "mt"
To fix the issue you can do So I'm trying to inner join multiple tables in order to bind jsonb with a name. But I'm getting this error. , The syntax
TAG : node.js
Date : January 02 2021, 10:54 PM , By : rsdethiya
How can I send Apollo Server errors to Sentry?
How can I send Apollo Server errors to Sentry?
seems to work fine The error passed to formatError is a GraphQLError, which wraps the actual execution error. The error has a number of useful properties (see the source here), including an originalError property that exposes, well, the original erro
TAG : node.js
Date : January 02 2021, 06:48 AM , By : Zhanibek Rakhymbekul
Design pattern to solve event mess in Electron apps with ipcMain and ipcRenderer
Design pattern to solve event mess in Electron apps with ipcMain and ipcRenderer
this one helps. This is even worse if we need to share some global var (for example global constants).
TAG : node.js
Date : January 02 2021, 06:48 AM , By : RSantos
What im doing wrong?
What im doing wrong?
like below fixes the issue I'm try to loop through json file and, what im doing wrong ? , Change your index.js file as follows:
TAG : node.js
Date : January 02 2021, 06:48 AM , By : blogmexicano
Why do I get a UserCodeSyntaxError when I have no syntax error in my code?
Why do I get a UserCodeSyntaxError when I have no syntax error in my code?
Hope this helps AWS Lambda does not support the ES6 import specifier as you've written here
TAG : node.js
Date : January 02 2021, 06:48 AM , By : Bhagyashree
I am getting the following error while creating the ember application through cmd
I am getting the following error while creating the ember application through cmd
fixed the issue. Will look into that further Ola @dhS, I notice in your answer you say that Ember doesn't support Node 10, that isn't true. The Node support for Ember is usually determined by what it is tested with and current the Continuous Integrat
TAG : node.js
Date : January 02 2021, 06:48 AM , By : Shweta Shinde
TSLoader + Babel Polyfill : You may need an additional loader to handle the result of these loaders while running npm ru
TSLoader + Babel Polyfill : You may need an additional loader to handle the result of these loaders while running npm ru
it helps some times I was also facing the same issue. Changing the "jsx": "preserve" to "jsx": "react" in the tsconfig.json fixed the issueThe preserve mode will keep the JSX part intact, which is causing this issue. You need to make sure that the JS
TAG : node.js
Date : January 02 2021, 06:48 AM , By : Sushant Jaiswal

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