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Can you explain the concept of streams?

I understand that a stream is a representation of a sequence of bytes. Each stream provides means for reading and writing bytes to its given backing store. But what is the point of the stream? Why isn't the backing store itself what we interact with? ...
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When to use RDLC over RDL reports?

I have been studying SSRS 2005 / 2008 in the past weeks and have created some server side reports. For some application, a colleague suggested that I look into RDLC for that particular situation. I am now trying to get my head around the main difference between RDL and RDLC. ...
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Async/await vs BackgroundWorker

In the past few days I have tested the new features of .net 4.5 and c# 5. 4 Answers 4 ...
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How to find the operating system version using JavaScript?

How can I find the OS name and OS version using JavaScript? 13 Answers 13 ...
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In a PHP project, what patterns exist to store, access and organize helper objects? [closed]

How do you organize and manage your helper objects like the database engine, user notification, error handling and so on in a PHP based, object oriented project? ...
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When to use Tornado, when to use Twisted / Cyclone / GEvent / other [closed]

Which of these frameworks / libraries would be the best choise for building modern multiuser web application? I would love to have an asynchronous webserver which will allow me to scale easly. What solution will give the best performance / scalability / most useful framework (in terms of easy ...
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Why do this() and super() have to be the first statement in a constructor?

Java requires that if you call this() or super() in a constructor, it must be the first statement. Why? 19 Answers ...
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What is the purpose of Android's tag in XML layouts?

...; tag, but I still don't understand how it's useful. Is it a sort-of replacement of the <Frame /> tag, or is it used like so: ...
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Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application

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File input 'accept' attribute - is it useful?

Implementing a file upload under html is fairly simple, but I just noticed that there is an 'accept' attribute that can be added to the <input type="file" ...> tag. ...