Recent questions tagged javascript

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javascript - jQuery DataTables "No Data Available in Table"

I have a table that is made in the $( document ).ready function. I am also using the jQuery DataTables ... errors that I am overlooking? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - onKeyPress event in Firefox and IE8

I have the following Javascript code. Here I am using onKeyPress="someFunction( )" in the body tag to get the keyCode ... </table></body></html> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Why jQuery cannot trigger native click on an anchor tag?

Recently I found jQuery cannot trigger the native click event on an anchor tag when I'm clicking on other elements ... error on the class name. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Can't use String#trim as a callback for Array#map

For some reason I can't use String.prototype.trim.call as a callback for array methods, such as map or ... explanation of what's happening. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Use RegExp to match a parenthetical number then increment it

I've been trying to find a way to match a number in a Javascript string that is surrounded by parenthesis at ... location in the string. Thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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502 views

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javascript - How to connect MySQL database to ReactJS app?

I have build a Todo App with create-react-app. The store I'm using is based on Local Storage(JS attribute ... app to database using this script? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Load .txt file using JQuery or Ajax

How can I fix the script below so that it will work EVERY TIME! Sometimes it works and sometimes it ... (pageExecute.fileContents); </script> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to call native es6 template string replacement from tag function?

I'm writing a es6 tag function for template literals, which first checks a condition in the string and, if the ... 1]; } return result; } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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575 views

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javascript - Implementing events in custom object

What I want to have is a custom object which provides some events. For example: var CustomObjectTextChangedEventName = ' ... to fire the event)? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to generate a JSON object dynamically with duplicate keys?

I know this will sound impossible but my boss told me I MUST send a JSON over an AJAX post call with ... realy appreciate any help from you! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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850 views

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javascript - refresh parent window when closing child window

How can I refresh the parent window when clicking the close button of a child window? The child window is a pop-up. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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445 views

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javascript - Why is "👍".length === 2?

How does any textarea in my browser handle a seemingly 2 chars represented as one? For example: "??". ... jsbin.com/zazexenigi/edit?js,console See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Error: 10 ABORTED: Too much contention on these documents. Please try again

What does this error mean? Especially, what do they mean by : Please try again Does it mean that the ... as indicated on the documentation See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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723 views

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javascript - D3.js: Remove force.drag from a selection

I have a (rather simple) question: How to "un-call" force.drag on a selection made by D3.js? Let's ... anybody know how to remove the callback? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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608 views

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javascript - Google map custom marker with css rounded corner

I have managed to use and apply my own marker on google map as below. var marker = new google.maps.Marker( ... how achieve this for google map ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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441 views

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javascript - How to run query from inside of Cloud function?

I'd like to perform a query on my database once a cloud function on my Firebase app is called. Let's say ... you in advance for your answer! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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358 views

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javascript - What is the purpose of this? (function ($) { //function code here })(jQuery);

I am debugging someone else's JavaScript code and a majority of the code is wrapped like this: (function ($) { // ... by the (); at the end? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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625 views

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javascript - jQuery: How to calculate the maximal attribute value of all matched elements?

Consider the following HTML: <div class="a" x="6"></div> <div class="a" x="9"></div> <div ... Assume that all x values are positive integers. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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654 views

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javascript - How to rate-limit ajax requests?

There are several divs and handler to send ajax requests when they are clicked. My problem is that i don't ... 30 seconds. Appreciate your help! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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607 views

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javascript - Are the angle brackets (< or >) special in a regular expression?

I am trying to get a regex expression to accept < and > as my outside delimiters to grab all the content in between ... $.span.html(text); } }; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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524 views

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javascript - $('elems').each() with fat arrow

I started to use ES6 fat arrow function notation and I really like it. But I am a little bit confused about ... " element in this specific code? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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798 views

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javascript - Why are Octal numeric literals not allowed in strict mode (and what is the workaround?)

Why are Octal numeric literals not allowed in JavaScript strict mode? What is the harm? "use strict"; var x ... browser console for errors</h1> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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556 views

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javascript - Check if a constructor inherits another in ES6

I have a situation where I need to check if a constructor (X) has another constructor (Y) in its prototype chain ... check this. Is there one? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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611 views

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javascript - node - invalid array length

I'm using node v0.12.4. When I run the following code with node --max-old-space-size=8192 test.js it gives ... -old-space-size I need to change? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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906 views

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javascript - How to decode a JSFuck script?

I have this code in JavaScript: [(![]+[])[+[]]+([![]]+[][[]])[+!+[]+[+[]]]+ (![]+[])[!+[]+!+[] ... ]+[])[+!+[]]] I want to see the plain script. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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879 views

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javascript - Transition flex-grow of items in a flexbox

Is it possible to transition the items in an flexbox? When you click I want all items to collapse except the one that ... purple">d</div> </div> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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683 views

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javascript - jQuery match part of class with hasClass

I have several div's with "project[0-9]" classes: <div class="project1"></div> <div class="project2"> ... stuck with matching numbers. Any idea? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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607 views

1 answer

javascript - How to clear, remove, or reset HTML5 form validation state after "setCustomValidity("...");"?

How to clear, remove, or reset HTML5 form validation state after setCustomValidity("...");? Setting an empty string, ... Chrome 13.0.782.220 m See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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