I know that I need to tell my UITextField to resign first responder when I want to dismis the keyboard, but I'm not sure how to know when the user has pressed the "Done" key on the keyboard. Is there a notification I can watch for? ...

I'm wondering if there's any way to tell pip, specifically in a requirements file, to install a package with both a minimum version ( pip install package>=0.2 ) and a maximum version which should never be installed (theoretical api: pip install package<0.3 ). ...

Learning Ember.js / Backbone.js has been on my to-do list for a while. Now that Meteor is out, I am just wondering if anyone with experience of Meteor, Ember.js and Backbone.js can summarize the key differences and pros and cons of these three JavaScript frameworks for a person without any experie...

I want to transform /foo/bar/.. to /foo 22 Answers 22 ...

In the following example, assume the document is in the db.people collection. 8 Answers ...

Is there a way to go back in Eclipse? Basically, when I'm jumping around a big project following the execution flow (ctrl + click and etc.), is there a way to retrace a step? If my code calls a method and I go to the method definition, is there a key combination that will take me back to the calling...

I'm trying to figure out how I can specify a custom end time for an embedded YouTube video. I know that I can customize the start time by adding &start=30 , but I haven't seen anything relating to the end time. ...

What is the purpose of Verifiable() ? 2 Answers 2 ...

Here are steps of code contribution from the topic " How do I contribute to other's code in GitHub? " 5 Answers ...

I found this piece of code in a CSS file I inherited, but I can't make any sense out of it: 9 Answers ...