Recent questions tagged JavaScript

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javascript - Error "validate_display:255 error 3008 (EGL_BAD_DISPLAY)" by Toutorial

I'm new to javascript and android and I want to program a multi page app with SAPUI5. For this I found a ... and delete what was to delete. 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 - 'Uncaught Error: DATA_CLONE_ERR: DOM Exception 25' thrown by web worker

So I'm creating a web worker: var arrayit = function(obj) { return Array.prototype.slice.call(obj); ... underscore.js to assure compatibility. 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 - Partial views in AngularJS

I'm new to Angular and would appreciate any advice. Basically, I have one-to-many relationship- one Category has ... not seem to be correct. 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 - Date toLocaleDateString in node

When I use toLocaleDateString in browser it returns n = new Date() n.toLocaleDateString() "2/10/2013" but in node.js ... (mm/dd/yy) in node.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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javascript - Does spread operator affect performance?

I am considering the below two approaches for building an array of objects: Approach 1 (list all properties, ... in the employees array? See Question&Answers more detail:os...

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

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702 views

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javascript - Specifying blob encoding in Google Chrome

The following code (vendor normalized) works perfectly fine and displays "??? Test" in Firefox 8, but displays ... (b); open(url); 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 - Is null considered zero and undefined not a number on arithmetic expressions?

Is null evaluated to 0 and undefined to NaN on arithmetic expressions? According to some testing it seems so: > ... documentation would be A+). 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 - lodash check object properties has values

I have object with several properties, says it's something like this { a: "", b: undefined } in jsx is there any ... | val[key] !== undefined }) 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 - React: set focus on componentDidMount, how to do it with hooks?

In React, with classes I can set the focus to an input when the component loads, something like this: class ... can I rewrite the focus logic? 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 - Angular testing: Protractor can't get input value

I'm new to Protractor..I think I understood the basic principles in spite of the lacking documentation, but I ... inputs? Thanks 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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513 views

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javascript - How to get Jasmine's spyOnProperty to work?

I saw this post post and was excited to try it out, but I'm unable to get it working. Trying to keep this ... at this for most of the day. 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 - PageMethods is not Defined in ASPX Page

I'm looking at some old code that I can only assume worked at one time. MyPage.aspx: function GetCompanyList(officeId ... isn't the case here. 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 - getting the X and Y coordinates for a div element

I've been trying to make a javascript to get a X and Y coordinates of a div element. After some trying ... to get that while loop running. See Question&Answers more detail:os...

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

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388 views

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javascript - How can I check if port is busy in NodeJS?

How can I check if port is busy for localhost? Is there any standard algorithm? I am thinking at making a ... response status code is not 404. See Question&Answers more detail:os...

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

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358 views

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javascript - toLocaleDateString() is not returning dd/mm/yyyy format

Hi I have used toLocaleDateString() to display a date from a rss feed,t its not showing dd/mm/yyyy format ... chrome it is showing correctly. See Question&Answers more detail:os...

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

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438 views

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javascript - How to make webpack accept optional chaining without babel

Scenario: We're using webpack 4 to create a bundle from our Javascript sources. We're not using Babel because we're ... js 16:0-49 16:0-49 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 - AngularJS - Render HTML tags that are contained in a string

My database stores product information, and a lot of this is organised into lists. I load the data into Angular as ... there any way around 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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454 views

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javascript - JQuery catch any ajax error

i like to catch any ajax 401 Unauthorised exception, but do no like to change all my ajax queries. Is there ... (overwrite any error handler) ? See Question&Answers more detail:os...

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

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283 views

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javascript - Is there a way to make an "Object.frozen" object throw warnings when an attempt is made to change it?

I use Object.freeze as a means to prevent myself from breaking my own rules. I would like Object.freeze to ... an "Object.frozen" object. See Question&Answers more detail:os...

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

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265 views

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javascript - Can I send a custom Error message from server to client GRPC?

I have created a simple GRPC server and client . What i want to do is to create a custom error in the server and ... not sure how to 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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484 views

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javascript - Cannot read property 'removeAttribute' of null: Cant find source of it

Im getting errors over and over again on each of my sites: VM42958:5 Uncaught TypeError: Cannot read ... jsFiddle for example: jsFiddle See Question&Answers more detail:os...

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

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324 views

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javascript - Bind class to a slot in Vue.js 2

I'm trying to create a reusable component for iterating over items, filtering them, and adding some classes to ... for any help or suggestion! See Question&Answers more detail:os...

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

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291 views

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javascript - Clear the console in Firefox

Is there a way to clear the console in Firefox? In Chrome I can use... console.clear() (Not sure if it works ... 't require? console.log(" "); See Question&Answers more detail:os...

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

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261 views

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javascript - Merge two objects without override

I have a defaultObject like that: var default = { abc: "123", def: "456", ghi: { jkl: "789", mno: ... don't want to change the default object!) 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 - Testing $scope in AngularJs controller with dependency on $filter

I've gone through a few tutorials and basic examples but I'm having a hard time writing unit tests for my ... to inject $filter works just fine. See Question&Answers more detail:os...

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

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292 views

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javascript - Find an element with a specific data attribute jQuery

I understand that I can always iterate down the DOM tree and check every element for a data field and if the value is ... function(e) { ... }); See Question&Answers more detail:os...

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

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325 views

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javascript - Hashing a password using SHA256 and .NET/Node.js

Im Storing SHA256 hashes of user passwords in my database generated by .NET and I need to be able to check ... how to implement his solution. See Question&Answers more detail:os...

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

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315 views

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javascript - Skipping parameters in callback function

The callback function I'm working with has the following signature (from http://api.jquery.com/load/): complete( ... 's a better/cleaner way? See Question&Answers more detail:os...

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

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