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Finish an activity from another activity

...@Override public void onReceive(Context arg0, Intent intent) { String action = intent.getAction(); if (action.equals("finish_activity")) { finish(); // DO WHATEVER YOU WANT. } } }; registerReceiver(broadcastReceiver, new IntentFilter("finish_ac...
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Should I implement __ne__ in terms of __eq__ in Python?

... work (assuming SQLAlchemy knows how to insert MyClassWithBadNE into a SQL string at all; this can be done with type adapters without MyClassWithBadNE having to cooperate at all), passing the expected proxy object to filter, while: results = session.query(MyTable).filter(MyClassWithBadNE() != MyTa...
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Rotate axis text in python matplotlib

...irst to assign the labels, # otherwise get_xticklabels() will return empty strings. plt.draw() ax.set_xticklabels(ax.get_xticklabels(), rotation=45, ha='right') Option 4 Similar to above, but loop through manually instead. for label in ax.get_xticklabels(): label.set_rotation(45) label.set_h...
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Bootstrap 3 breakpoints and media queries

... Bootstrap 4 Media Queries // Extra small devices (portrait phones, less than 576px) // No media query since this is the default in Bootstrap // Small devices (landscape phones, 576px and up) @media (min-width: 576px) { ... } // Medium devices (tablets,...
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Installing Java 7 on Ubuntu

... this is the simplest solution, and doesn't involve adding extra repos. – steve cook May 18 '14 at 4:58 2 ...
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How to get the file name from a full path using JavaScript?

...n be used in conjunction with lastIndexOf('/')+1: jsperf.com/replace-vs-substring – Nate Aug 3 '14 at 1:39 1 ...
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Useless use of cat?

... @randomstring I hear you, but I think it really depends on the use case. When used on the command line one additional cat in the pipe might not be a big deal depending on the data, but when used as a programming environment it can b...
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How can I print the contents of a hash in Perl?

... learn this. Of course, each should be more efficient (because there's no extra hash lookup on the key). But it's ~30% slower! – Jonathan Graehl Jul 22 '09 at 8:12 ...
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What is the difference between ArrayList.clear() and ArrayList.removeAll()?

Assuming that arraylist is defined as ArrayList<String> arraylist , is arraylist.removeAll(arraylist) equivalent to arraylist.clear() ? ...
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What is the advantage of using REST instead of non-REST HTTP?

... which way round). I think the caching arguments are wrong, because query strings are generally cached, and besides you don't really need to use them. For example django makes something like this very easy, and I wouldn't say it was REST: GET /get_article/1/ POST /delete_article/ id=1 Or eve...