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What's the difference between ES6 Map and WeakMap?
...o strings or numbers or Symbols as keys, only arrays, objects, other maps, etc.).
– Ahmed Fasih
Aug 28 '16 at 5:41
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How to quickly clear a JavaScript Object?
... Yeah, there are many cases where it's still used due to company policy/etc. I was off topic ranking out of spite :) So how does delete obj.prop; perform when the property is itself an object? I don't know if you gain much efficiency there.
– jthompson
Mar ...
JavaScript get element by name
...th property, but it's also missing a lot of methods, such as map, forEach, etc. Which explains why we need to use: Array.prototype.forEach.call( NodeList, fn ).
– Florian Margaine
Apr 24 '12 at 21:32
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Disable mouse scroll wheel zoom on embedded Google Maps
... none will prevent any interaction with the map (drag, navigation, clicks, etc).
– LuBre
Dec 11 '15 at 10:37
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What is console.log?
...so use console.profile(profileName); to start profiling a function, script etc. And then end it with console.profileEnd(profileName); and it will show up in you Profiles tab in Chrome (don't know with FF).
For a complete reference go to http://getfirebug.com/logging and I suggest you read it. (Trac...
CSS styling in Django forms
... previous link for other options when outputting forms (you can do tables, etc).
Note - I realize this isn't the same as adding a class to each element (if you added a field to the Form, you'd need to update the CSS also) - but it's easy enough to reference all of the fields by id in your CSS like ...
Can I add extension methods to an existing static class?
...tains new static methods for 'Math', 'ColorX' extends the 'Color' methods, etc. Not quite the same, but easy to remember and discover in IntelliSense.
– user1689175
Sep 26 '14 at 19:11
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Real world use of JMS/message queues? [closed]
...ation (e.q. by app server name, api call, log level, userid, message type, etc...). I also colorized the output.
Debug logging to file. Same as above, only specific pieces were pulled out using filters, and logged to file for general logging.
Alerting. Again, a similar setup to the above logging, wa...
WebApi's {“message”:“an error has occurred”} on IIS7, not in IIS Express
... switches from generic errors to more detailed, containing the call stack, etc...
– Tom
May 23 '16 at 15:38
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JavaScript: filter() for Objects
...ect, just like there already are Object.keys, Object.assign, Object.is, ...etc.
I provide here several solutions:
Using reduce and Object.keys
As (1), in combination with Object.assign
Using map and spread syntax instead of reduce
Using Object.entries and Object.fromEntries
1. Using reduce and ...