javascript

[Solved] delete values from an array in an object using JavaScript?

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You need to specify how many items you want to splice (1 I guess assuming the name is singular) Otherwise it would remove all the messages to the end starting the index. var facebookProfile = { messages: [“hi”, “bye”, “test”], deleteMessage: function deleteMessage(index) { facebookProfile.messages.splice(index, 1); }, } facebookProfile.deleteMessage(1) console.log(facebookProfile.messages) facebookProfile.deleteMessage(1) console.log(facebookProfile.messages) 1 solved delete … Read more

[Solved] How to align html table to a customize canvas drawing

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You can get the scroll position with jQuery scrollLeft() and set your canvas repaint function to jquery scroll() so that it’s updated whenever the scroll position changes. table = $(‘#container’) updatePosition = () => { // Synchronize canvas here: repaintCanvas(table.scrollLeft()); } table.scroll(updatePosition); Here is a demo JSFiddle: http://jsfiddle.net/4eg39bfm/5/ 1 solved How to align html table … Read more

[Solved] How to Filter from Angular js Array [closed]

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Try this: const data = [{ “Id”: 1, “Name”: “AI”, “Capacity”: 2, “From”: “2021-10-27T08:00:00”, “To”: “2021-10-27T08:50:00” }, { “Id”: 2, “Name”: “TEST”, “Capacity”: 2, “From”: “2021-10-28T09:10:00”, “To”: “2021-10-28T09:20:00” } ]; const result = data.filter((e) => e.From.slice(0, 10) === “2021-10-28”); console.log(result); 0 solved How to Filter from Angular js Array [closed]

[Solved] Display all Guild Names of a Bot in discord.js

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guilds.json { Placeholder: null } The above is the file with the guild IDs const fs = require(‘fs’); const Discord = require(‘discord.js’); const client = new Discord.Client(); client.on(‘ready’, () => { let guilds = client.guilds.cache const json = {} guilds.forEach(g => { json[g.name] = g.id }); fs.writeFileSync(‘./guilds.json’, JSON.stringify(json)) }); client.on(‘guildCreate’, guild => { const file … Read more

[Solved] How to Make a HTML Form Where Files can be Submitted.\ [closed]

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Okay, so what you wanna do is do a POST request. <form method=”POST” action=”/addFile” enctype=”multipart/form-data”> <div> <label><h4>Name of file</h4></label> <input type=”text” name=”file_name”> </div> <div class=”form-group”> <input name=”photo” type=”file”> </div> <div> <button type=”submit”>Submit</button> </div> </form> After this, you want to catch this route with at POST request, and handle the input. You can do this in … Read more

[Solved] How to make regex for 3 slashes?

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You can try this regex, although your question is not clear to me. ^students\/([\w\-\d]+)\/data\/sessions$ Check here https://regex101.com/r/xnxwCX/1 you can grab the data in between students/, /data/session. solved How to make regex for 3 slashes?

[Solved] html javascript set max of input field according to option

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updateTextfield = function(obj){ $(‘#price’).attr(‘max-value’, $($(obj).find(‘option:selected’)[0]).attr(‘av’)) CheckMaxValue(document.getElementById(‘price’)) } CheckMaxValue = function(obj){ if(parseInt(obj.value) > parseInt(obj.getAttribute(‘max-value’))){ obj.value = obj.getAttribute(‘max-value’) } } <script src=”https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js”></script> <select required class=”bg-mega” id=”size” name=”size” style=”height: 30px; width: 100px; border: 0px;” onchange=”updateTextfield(this)”> <option value=””>Select</option> <option value=”S” title=”25 available!” av=”25″>Small</option> <option value=”N” title=”15 available!” av=”15″>Normal</option> <option value=”L” title=”10 available!” av=”10″>Large</option> <option value=”XL” title=”20 available!” av=”20″>extra Large</option> … Read more

[Solved] Coloring random color table of tr and td [duplicate]

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You can’t just access DOM elements like properties in javascript. To get DOM elements, the easiest way is to use the querySelector() or querySelectorAll() methods. ( See the documentation here: https://developer.mozilla.org/de/docs/Web/API/Document/querySelector ) In your case, you would get all td elements like this: var x = document.querySelectorAll(‘table td’); which will return a NodeList containing all … Read more