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How do you dismiss the keyboard when editing a UITextField
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?
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How to get current user, and how to use User class in MVC5?
I'm using "Individual User Accounts" from the MVC template.
9 Answers
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Comparing two collections for equality irrespective of the order of items in them
I would like to compare two collections (in C#), but I'm not sure of the best way to implement this efficiently.
19 Answers...
PDO Prepared Inserts multiple rows in single query
I am currently using this type of SQL on MySQL to insert multiple rows of values in one single query:
22 Answers
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How to pip install a package with min and max version range?
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 ).
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What are the key differences between Meteor, Ember.js and Backbone.js? [closed]
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...
How do you normalize a file path in Bash?
I want to transform /foo/bar/.. to /foo
22 Answers
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In mongoDb, how do you remove an array element by its index?
In the following example, assume the document is in the db.people collection.
8 Answers
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How to zip a whole folder using PHP
I have found here at stackoveflow some codes on how to ZIP a specific file, but how about a specific folder?
15 Answers
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CSS technique for a horizontal line with words in the middle
I'm trying to make a horizontal rule with some text in the middle.
For example:
24 Answers
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