Recent questions tagged JavaScript

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javascript - Filter Form Parameters Before Submitting

Is there a way to check the parameter if its empty or not before submitting? <form method="GET"> <input name ... =test since the param2 is empty See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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715 views

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javascript - Jquery FullCalendar 2 week view Next prev buttons

I have implemented the 2 week view outlined here and I was wondering if someone can tell me how/where to ... to update the fullcalendar.js. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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612 views

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javascript - Multiple pie-charts in the same chart with HighCharts

I'm trying to draw multiple pie-charts in the same chart with HighCharts. JSFIDDLE DEMO I have enabled the legend ... ? Thank you in advance... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to incrementally build an array tree where each array can only have 1, 2, 4, 8, 16, or 32 items?

At a high level, what I am trying to do is build up a "tree array" structure, exactly like in the tree ... imagining, but still not there yet. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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559 views

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javascript - window.close() in Mobile Browser not working

Is there an alternative way to close current tab using JS ? because window.close() is not working on Mobile browsers See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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384 views

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javascript - Binding data to vue for axios call

I'm not sure what's happening here, but I'm calling a function in Vue upon button click, and it makes an axios ... .taskCommentBody = ''; }); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - SVG - Get font-size of a TextElement

How do I get the font size of a SvgTextElement when it could be set by CSS and/or inherited? ' ... Adobe Svg Viewer Firefox Chrome IE9 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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533 views

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javascript - How to get Google calendar event attachment using Apps Script

I have written a Google Apps Script which successfully attaches a Google Sheets document to a newly created ... supportsAttachments': true}); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Student Gradebook. Unable to complete script because of "Access denied: DriveApp"

My script takes 35 student names from the Sheet 'Studenti'. Then finds the proper folder with their name (i.e. ' ... in the student's folder } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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502 views

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javascript - Reversing a Boolean stored in localStorage

I have a button that toggles dark mode. I store the dark mode state as Boolean in localStorage. The button invokes ... , !darkMode) } Any ideas? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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364 views

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javascript - bring firefox window to the front using firefox addon

i want to focus firefox when a specific function run on my firefox addon .i created a .vbs file which can ... ") wshShell.AppActivate("Firefox") See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How To navigate from createMaterialTopTabNavigatorto other screen - React Navigation?

I have some issue when navigating from top Tabnavigator to other screens so my app navigation is My Orders Screen ... My Orders 2- Order Details See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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354 views

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javascript - With a Worklight Adapter can I change the domain and port for a procedure at runtime?

I am writing a worklight application and it will be connecting to a variety of backend services which will be ... adapters? Many thanks, Andy See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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487 views

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javascript - Why image path is not resolved by require() when passed as prop in NuxtJS?

In my NuxtJS project I have a component that recieves an image path as a prop. I tried passing it directly to :src=" ... : '' } } } </script> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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298 views

1 answer

javascript - Angular2 forms : validator with interrelated fields

Given a form where one can enter either a city name or its latitude and longitude. The form would validate ... lng: lngValidationResult } ); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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619 views

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javascript - Update price automatically when quantity changed on product page Magento

I am looking to have the product price automatically updated based on the quantity the customer has chosen. Currently ... way of updating this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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463 views

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javascript - Special character validation

I have some javascript written to validate that a string is alphanumeric but i was just wondering how i could add some ... '); return false; } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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673 views

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javascript - How to get video ids from an YouTube playlist?

"googleapis": "^16.1.0" I have a playlist where there are two videos. How can I get the videos ids ... google.com/youtube/v3/docs/playlists/list See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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351 views

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javascript - How to get CSS class by name from StyleSheet?

I have the following code which uses the index to get stylesheet and also css class inside that stylesheet. for ... way to avoid this looping?? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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280 views

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javascript - Scroll into view in react

I am making a simple react app where there are two different div's.. One with select input and selected list ... click over the selected item.. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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389 views

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javascript - How to disable #hashtag in URL

My JQM includes three data-role="page". The issue: Now I go to another page2 from the default home page1 ... page (without any parameters)? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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393 views

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javascript - Why consecutive lookaheads do not always work

I want a regex which returns true when there is at least 5 characters et 2 digits. For that, I use a the ... log("result", result) // false See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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550 views

1 answer

javascript - How to save a canvas with image to a PNG file

I am using the following code HTML Code for the Canvas and the image <canvas id="myCanvas" style="display: ... the latest version of Chrome. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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572 views

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javascript - Eval alternative

This code works as a calculator, but the scratch pad at codeacademy tells me that eval is evil. Is there another ... "); alert(eval(calculate)); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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308 views

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javascript - Lightswitch HTML Client - set modal picker value when screen created

ive done quite a bit of research into this now and non of the examples are helpful or apply. What I am trying ... ", { filter: filter }); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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476 views

1 answer

javascript - JS trigger keydown event

I'm slightly confused why this code isn't working: $(document).keydown(function(e){ if (e.keyCode == 39) ... which or is it something else? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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378 views

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javascript - Releasing memory from blob creation / object URL in writing file to client's disk

Update Since asking the question below and arriving at a more fundamental question after finding the error in the ... } // close write_to_disk See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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362 views

1 answer

javascript - How to delete a specific child from a child in Firebase

I have an application where a user can create lists. The user can share a list with other users. I already manage ... to delete and then do it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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