Web Development Forum

I am trying to make to display cells in a database that are not empty, i have URL links with images inside the table and i want to display only the cells that are not empty. For example if there is only 2 pictures added in the database i want …

I'm running a GraphQL-Node.js-Mongo Application. I need to return all the documents upon some conditions. But I'm confused with .find() method as it requires async and await, or a callback as it's parameter. Here my code... getChatsOfUserAboutProduct: { type: sampleChat, //it has been declared already args: { userID: { type: …

I really need help and i would apreciate if someone can help me with this I need to do the same than here but with .NET, instead of node js. I never worked with .NET before. Is my first time working with tokens and APIs. So i kinda need help …

I am new to programming and testing. I would like to know if there are any useful articles or resources where I can see how to test a web service. I need to use HttpClient to implement my own universal REST API client - TestHttpClient <T>, which will complete GET, …

I'm wondering how to update my database using a modal and multiple data from another form. This is how it looks like,  When you click any checkbox there, the release request button will enable.  When it was clicked there's a modal will pop up:  Now, the modal …

what line of code would perform a floating text in php. Any help pls!!

Hello all. I am trying to use four modals in codeigniter. Main page has four simple links, each of them pops up its modal. Then each modal has a form with upload image, this means main page requires four images which would be uploaded through modals. The upload form is …

Hi, I used to know how to do this but forgotten. How can I check the extension of a url ? You see, sometimes sitemap xml files do not list site urls (.html) for my crawler to extract all the urls. Instead, they list further xml files and so my …

Want detailed explanation.

I've read tutorial on tutorial and I try to work with Object Oriented PHP but the thing is that I find it rather complex. When I create a class I must include it in the current working document. It doesn't work as in Java when the compiler finds the script …

I am using google drive to upload manually the images there and with sharing link to display them on my website. But it makes troubles sometimes the images doesn't load fully. Is this proper way of displaying the images faster on your website? The website is coded using HTML only …

I have this code foreach loop it will get the first data form my table every iteration on the next output. I would like to have a guidance on this <select class="selectpicker form-control" data-live-search="true"> @foreach ($IncidentTypes as $Incident) <optgroup label="{{ $Incident->incident_type ." ". $Incident->id }}"> @foreach ($Incident->IncidentSubType as $subTypes) <option> …

Repo: https://github.com/Charles-CarM/Battleship I am currently building my battleship console application in C#. I have prior experience building projects with Vanilla JS and in React. I went through a tutorial on C# and could grasp most of the concepts pretty well. I have jumped into project building because I know this …

Hello everyone. I need a little help with my html code. I want to load html file (menu.html) inside my index.html file I am trying to achieve this using JavaScript. Here is an example how i am trying to achieve this. this is menu.html file <!-- Mobile Nav (max width …

Hi ppl I am developing website for my friend's very small resort, please see [url removed] this resort have 8 rooms in total and all rooms are of same type so every room is equally priced. I just need code or logic to check availability of given [B]no. of rooms[/B] …

Hello All, I am a software developer and got the opportunity to work on a large web development project. I want to know which source allow efficient data storage feature between file system and dbms in a large project. I have asked this query on Quora and according to this …

I have this form where I'm editing a student's information like changing the provider assigned to him. I'm having a problem with it since the dropdown menu is coming from MySQL database that has the full name.  Here's what it looks like.  When I try to select one …

I am in the middle of making a web based system for shows and each show as a different closing date for entries. The closing date is stored in a database. I need to display a export to excel button once the closing date has passed for each show. I …

Hi, Can you remember once upon a time Yahoo and Open Directory or Dmoz were directories with categories and subcategories and sub-sub categories etc. ? I need to have a list of such categories. Link listing categories. Trying to build a link directory. Where can I get the lists of …

I'm trying to get Memcached persistent connections to work. We currently have a cluster of four Memcached servers each with 2GB of RAM, and four web servers. My code looks like this: public function __construct() { global $config; $this->cache = new Memcached('daniweb'); if ($this->cache->isPristine()) { $this->cache->setOptions(array( Memcached::OPT_NO_BLOCK => true, Memcached::OPT_BUFFER_WRITES …

I'd like to incorporate a payment gateway into flutter web. Payment UI is loaded in flutter web, but I'm not sure how to get callbacks from it.

Hello, I know the safest way to write a pagination section with php is to use the http_build_query(). Like so: $i = 0; while($i<$total_pages) { $i++; if($_GET['bool']=='null') { //Page Format: $_GET List. $array = array("tbl"=>"$tbl","col_1"=>"$col_1","bool"=>"$bool","input_1"=>"$input_1","lmt"=>"$limit","pg"=>"$i"); } else { //Page Format: $_GET List. $array = array("tbl"=>"$tbl","col_1"=>"$col_1","col_2"=>"$col_2","bool"=>"$bool","input_1"=>"$input_1","input_2"=>"$input_2","lmt"=>"$limit","pg"=>"$i"); } $serps_url = $_SERVER['PHP_SELF'].'?'.http_build_query($array); if($i==$page) …

Hi, $page = 10; echo 'page ' .$page; //echoes: 10 echo 'backward ' .$backward = $page--; //echoes: 10 echo "<br>"; echo "<br>"; echo 'forward ' .$forward = $page++; //echoes: 9 echo "<br>"; echo "<br>"; Strange! Why is the decrement failing ? Since $page = 10, then decrementing that ($backward) should …

## Introduction ## In the last tutorial, we learned [how to set up our own RabbitMQ exchanges and queues](https://www.daniweb.com/programming/web-development/tutorials/538620/how-to-create-exchanges-and-queues-in-rabbitmq-server). In this tutorial, we will learn how to send messages to our custom **daniweb-exchange**. ## Goals ## At the end of the tutorial, you would have learned: 1. How to send …

## Introduction ## In the last tutorial, we learned [how to send messages to a RabbitMQ queue](https://www.daniweb.com/programming/web-development/tutorials/538621/how-to-send-messages-in-rabbitmq). In this tutorial, we will learn how to consume those messages in Kotlin. ## Goals ## At the end of the tutorial, you would have learned: 1. How to use the RabbitMQ Java …

## Introduction ## In the previous tutorial, we learned how to [set up our own RabbitMQ server](https://www.daniweb.com/programming/web-development/tutorials/538619/how-to-set-up-a-rabbitmq-server-in-docker). In this tutorial, we will learn how to create our own exchange and queue. ## Goals ## At the end of the tutorial, you would have learned: 1. How to create your own …

How to pass the linkbutton text to the modal popup. Now Im only getting a empty popup <script type="text/javascript"> $("#linkbutton1").click(function(){ var text =$("#linkbutton1).val(); $("#modal_body").html(text); }); function openModal() { $("#myModal").modal('show'); } </script> <div> <div id="myModal" class="modal fade" role="dialog"> <div class="modal-dialog"> <div class="modal-content"> <div class="modal-header"> <h4 class="modal-title"> Modal Title</h4> </div> <div class="modal-body"> …

## Introduction ## **AMQP** (*Advanced Message Queuing Protocol*) is a popular protocol used for communication between messaging middleware and clients. At the time of this writing, the latest version of the AMQP is 1.0, but we will focus on version **0-9-1** instead. 0-9-1 is the *default* version shipped with the …

Parse error: syntax error, unexpected T_IF in H:\xampp\htdocs\login.php on line 74 i don't see any mistake here? <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <!-- --> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta name="keywords" content="" /> <meta name="description" content="" /> <meta http-equiv="content-type" content="text/html; charset=utf-8" /> <title>Yakity Yak</title> <link href='http://fonts.googleapis.com/css?family=Oswald:400,300' rel='stylesheet' type='text/css'> <link …

I have this form where users are adding their sessions:  What I want to do is to show the week number in the input "week" id. My HTML tag for the service date that is on the image is: <div class="row mt-2"> <div class="col-lg-3 col-sm-6"> <div class="form-floating"> <input id="serviceDate" …