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Prevent browser from loading a drag-and-dropped file

...oad outside of the actual file-upload drop-zone, and then wonders why they now see that same file rendered directly in the browser window (assuming a compatible file type like an image or video was dropped), rather than the expected behavior of seeing their file upload. – blueb...
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How to get index of object by its property in JavaScript?

... If you're fine with using ES6. Arrays now have the findIndex function. Which means you can do something like this: const index = Data.findIndex(item => item.name === 'John'); share ...
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Get data from fs.readFile

...fer is data. if (Buffer.isBuffer( data){ result = data.toString('utf8'); } Now we have converted the buffer into readable text. This is good for reading a plaintext file or testing the file against format types. I could do a try/catch to see if it's a JSON file for example; but only after buffer is ...
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What exactly are iterator, iterable, and iteration?

... @jlh why would __len__ be necessarily tied to iteration? How would knowing the length of something help you iterate over it? – shadowtalker Sep 19 '18 at 6:45 2 ...
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Eclipse cannot load SWT libraries

...ited Jun 22 '12 at 1:34 user unknown 32k1111 gold badges6868 silver badges113113 bronze badges answered Apr 20 '12 at 18:21 ...
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How to get URL parameter using jQuery or plain JavaScript?

I have seen lots of jQuery examples where parameter size and name are unknown. 33 Answers ...
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How to increase timeout for a single test case in mocha

... @LeonAdler .timeout is now included in DefinitelyTyped's Mocha typings at: Mocha.IRunnable. However, if you're using the Webstorm IDE for running these tests, a note of caution: for whatever reason, WebStorm's Mocha integration plugin still does no...
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How can I update window.location.hash without jumping the document?

...ge load. As an added bonus, you can even smooth scroll to it since you are now in control of the hash value... $(function(){ var h = window.location.hash.replace('panel-', ''); if (h) { $('#slider').scrollTo(h, 800); } }); If you need this to work at all times (and not just on...
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Adding a column to an existing table in a Rails migration

... @neeraj you probably have the answer by now but for other seekers, yes you can as in e.g. t.string :column_x, limit: 10, after: :column_y (for Rails 4 at least) – 244an May 15 '19 at 19:59 ...
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Check with jquery if div has overflowing elements

...esn't have overflow } See example in action: Fiddle But if you want to know what element inside your element is visible or not then you need to do more calculation. There is three states for a child element in terms of visibility: If you want to count semi-visible items it would be the script ...