I've used some complex javascript (jQuery) to create an editor of sorts where users can drag, drop and resize different divs. The problem is that sometimes, for seemingly no reason, divs that contain text suddenly get "frozen" or "stu...
Within Google Chrome, I was wondering if stack traces will, in the future, provide mapping support. Currently, using source maps, throwing an error will provide the line number link to my TypeScript files, however... When calling the Error.stack, it...
I've know versions of this question has been discussed, and I think this is unique.  Why does a delay of 0, still causes the below behavior.   for(var i = 0; i <3; i ++) {   console.log(i, 'started');   setTimeout(()=> {     console...
I want to log all JS errors in my project during the beta-testing time. Now I do it in the following way:  window.onerror = myErrHandler;  function myErrHandler(message, url, line) {     $.ajax({         cache: false,         type: "post",...
If you throw in JavaScript, the thrown error will usually propagate to the window.onerror handler which can stop the further execution of a script.   Is there any way to get a stack trace from within a function without causing this halting of executi...
I'm rethrowing here an error from Sequelize promise (Bluebird). In the first place, this was done to change error message, but as it appeared, this also produces more informative stack trace.  It is something like  sequelize.sync().catch(original...
While I was using javascript generators to implement a debugger for a small scheme interpreter I starting wondering about the stack model in e.g. the chrome javascript engine. Normally It's enough to have one stack for function call frames. In ca...
Often, if I'm using webpack to compile/transpile code from ES2015 syntax to something my web browser can read (in a single bundle.js file) I'll end up with an error like this  Uncaught ReferenceError: helloWorld1 is not defined     at Object....
In my logging helper class, I have the following:  this.myInfo = console.info.bind(console);  When I call my myInfo function from elsewhere, the calling object and line number are correctly retained and logged in the Chrome devtools.  When I run myIn...
I am getting this error on AWS EC2 after 1-2 days of running this code  ERROR  <--- Last few GCs ---> st[10805:0x41cdff0]  7130379 ms: Mark-sweep 33.2 (78.7) -> 21.1 (75.8) MB, 13.8 / 0.1 ms  (+ 23.1 ms in 23 steps since start of marking, bi...

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