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p vs puts in Ruby
Is there any difference between p and puts in Ruby?
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Phone: numeric keyboard for text input
Is there a way to force the number keyboard to come up on the phone for an <input type="text"> ? I just realized that <input type="number"> in HTML5 is for “floating-point numbers”, so it isn’t suitable for credit card numbers, ZIP codes, etc.
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Create objective-c class instance by name?
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How to make my layout able to scroll down?
I can not scroll down the screen to view the data in the "Replied By:" section. How can I make my layout scrollable?
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Is it a good idea to use Google Guava library for Android development?
I am involved in the development of Android application which is a rather "thick" mobile client for a Web service. It heavily communicates with the server but also has a lot of inner logic too. So, I decided to use some features of Google Guava library to simplify development process. Here is a li...
What is a unix command for deleting the first N characters of a line?
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What is __declspec and when do I need to use it?
I have seen instances of __declspec in the code that I am reading. What is it? And when would I need to use this construct?
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Python try…except comma vs 'as' in except
What is the difference between ',' and 'as' in except statements, eg:
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MySQL DISTINCT on a GROUP_CONCAT()
I am doing SELECT GROUP_CONCAT(categories SEPARATOR ' ') FROM table . Sample data below:
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