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Integrating Dropzone.js into existing HTML form with other fields
... a HTML form which users fill in details of an advert they wish to post. I now want to be able to add a dropzone for uploading images of the item for sale.
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UTF-8 byte[] to String
...ream to read the bytes of a UTF-8 encoded text file into a byte array. I know that I can use the following routine to convert the bytes to a string, but is there a more efficient/smarter way of doing this than just iterating through the bytes and converting each one?
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PHP calculate age
...:createFromFormat('d/m/Y', '12/02/1973', $tz)
->diff(new DateTime('now', $tz))
->y;
As of PHP 5.3.0 you can use the handy DateTime::createFromFormat to ensure that your date does not get mistaken for m/d/Y format and the DateInterval class (via DateTime::diff) to get the number of ...
Broken references in Virtualenvs
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I deleted my entire virtualenv dir. now i cannot remove symlinks. Non of the solutions mentioned on this page work for me on mac. i still get same error "image not found . Abort trap: 6"
– Aseem
Jul 3 '18 at 7:24
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How do I get NuGet to install/update all the packages in the packages.config?
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This is the nuke option if you just need it to work RIGHT NOW.
– Chris
Nov 8 '13 at 17:53
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Download File Using jQuery
...on.href = 'uploads/file.doc';
});
<a href="no-script.html">Download now!</a>
Even if there's no Javascript, at least this way the user will get some feedback.
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Python Create unix timestamp five minutes in the future
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Another way is to use calendar.timegm:
future = datetime.datetime.utcnow() + datetime.timedelta(minutes=5)
return calendar.timegm(future.timetuple())
It's also more portable than %s flag to strftime (which doesn't work on Windows).
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Standardize data columns in R
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EDIT 3 (2020): Thanks to @mj_whales: the old solution is deprecated and now we need to use mutate_at.
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Get Android .apk file VersionName or VersionCode WITHOUT installing apk
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Because he didn't know that a tool like this is built in Android Studio. He also asked without installing the apk.
– vovahost
Sep 23 '17 at 8:22
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Displaying better error message than “No JSON object could be decoded”
...ew error message format. I don’t have time to track exact releases right now however.
– Martijn Pieters♦
Mar 14 at 0:29
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