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Does every Javascript function have to return a value?
I'm using Netbeans to add professional-like comments to each function, I write. So I begin each of it with /** and then I press Enter to let Netbeans fulfill default comment scheme for following function.
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NSURLRequest setting the HTTP header
I need to set the HTTP header for a request. In the documentation for the NSURLRequest class I didn't find anything regarding the HTTP header. How can I set the HTTP header to contain custom data?
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Read and overwrite a file in Python
Currently I'm using this:
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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...
Android: When is onCreateOptionsMenu called during Activity lifecycle?
I put a couple of breakpoints in onCreate (one at the beginning, and one at the end of the method), and I also put one at the beginning of onCreateOptionsMenu . The onCreate method is called first, and before it finishes onCreateOptionsMenu is called.
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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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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
I'm looking to convert single digit numbers to two-digit numbers like so:
4 Answers
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MySQL DISTINCT on a GROUP_CONCAT()
I am doing SELECT GROUP_CONCAT(categories SEPARATOR ' ') FROM table . Sample data below:
6 Answers
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Method to Add new or update existing item in Dictionary
In some legacy code i have see the following extension method to facilitate adding a new key-value item or updating the value, if the key already exists.
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