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Round to at most 2 decimal places (only if necessary)

...ath.round(+arr[0] + "e" + sig + (+arr[1] + scale)) + "e-" + scale); } } https://plnkr.co/edit/uau8BlS1cqbvWPCHJeOy?p=preview NOTE: This is not a universal solution for everyone. There are several different rounding algorithms, your implementation can be different, depends on your requirements. ht...
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Does reading an entire file leave the file handle open?

...t finalizers will ever run at any point prior to program termination. -- https://devblogs.microsoft.com/oldnewthing/20100809-00/?p=13203 In particular: Objects are never explicitly destroyed; however, when they become unreachable they may be garbage-collected. An implementation is allowed to ...
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How exactly does the python any() function work?

...eUploader: { brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
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Can you autoplay HTML5 videos on the iPad?

... track). To see a full list of these restrictions, see the official docs: https://webkit.org/blog/6784/new-video-policies-for-ios/ iOS 9 and before As of iOS 6.1, it is no longer possible to auto-play videos on the iPad. My assumption as to why they've disabled the auto-play feature? Well, as...
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Calc of max, or max of calc in CSS

... part of the spec. Here you can check for max() Browser compatibility: https://developer.mozilla.org/en-US/docs/Web/CSS/max#Browser_compatibility. Here is the draft of of the proposal: https://drafts.csswg.org/css-values-4/#comp-func. Scroll to the top of the page to see the last revision date...
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How do I catch a PHP fatal (`E_ERROR`) error?

...o $e->getMessage(); // Call to a member function method() on string } https://3v4l.org/67vbk Or you can use Throwable interface to catch all exceptions. Example: <?php try { undefinedFunctionCall(); } catch (Throwable $e) { // Handle error echo $e->getMe...
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What's the difference between a continuation and a callback?

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How to get the current time in milliseconds from C in Linux?

...s */ long tv_nsec; /* nanoseconds */ }; More details here: https://stackoverflow.com/a/36095407/895245 share | improve this answer | follow | ...
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How to log cron jobs?

...so you can see cron related entries by using: grep CRON /var/log/syslog https://askubuntu.com/questions/56683/where-is-the-cron-crontab-log share | improve this answer | f...
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What’s the best RESTful method to return total number of items in an object?

...ample of that same design. Here's the documentation for the Users method - https://api.stackexchange.com/docs/users share | improve this answer | follow | ...