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Difference between fprintf, printf and sprintf?
...t; inputfile.dat > output.txt 2> errors.txt
In this example, stdin now points to inputfile.dat, stdout points to output.txt, and stderr points to errors.txt.
fprintf writes formatted text to the output stream you specify.
printf is equivalent to writing fprintf(stdout, ...) and writes...
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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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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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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improve this ans...
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
11
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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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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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Detect if Android device has Internet connection
...eck if there is an active Internet connection is to try and connect
to a known server via http.
public static boolean hasActiveInternetConnection(Context context) {
if (isNetworkAvailable(context)) {
try {
HttpURLConnection urlc = (HttpURLConnection) (new URL("http://www.go...
Safely override C++ virtual functions
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@Jon: OK, now I see what you were driving at. Personally I could take or leave C# style override functionality; I've rarely had problems with failed overrides and they've been relatively easy to diagnose and fix. One think I won't agre...