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How costly is .NET reflection?

I constantly hear how bad reflection is to use. While I generally avoid reflection and rarely find situations where it is impossible to solve my problem without it, I was wondering... ...
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What is InputStream & Output Stream? Why and when do we use them?

...whether the stream is a file, a web page, or the screen shouldn't matter. All that matters is that you receive information from the stream (or send information into that stream.) InputStream is used for many things that you read from. OutputStream is used for many things that you write to. Here'...
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Why is std::min failing when windows.h is included?

... @flaviu2 afair in a "additional commands" field on the page where all compile commands are summarized. But can't check at the moment – Micka Sep 4 '17 at 8:29 ...
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Create a hexadecimal colour based on a string with JavaScript

I want to create a function that will accept any old string (will usually be a single word) and from that somehow generate a hexadecimal value between #000000 and #FFFFFF , so I can use it as a colour for a HTML element. ...
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Why should we typedef a struct so often in C?

...As Greg Hewgill said, the typedef means you no longer have to write struct all over the place. That not only saves keystrokes, it also can make the code cleaner since it provides a smidgen more abstraction. Stuff like typedef struct { int x, y; } Point; Point point_new(int x, int y) { Point a...
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How do SQL EXISTS statements work?

...hen tries to match this 'true/false' condition with outerquery." is what really cleared it up for me, I keep thinking that's how subqueries work (and many times they do), but what you said makes sense because the subquery relies on the outer query and therefore must be executed once per row ...
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How do I pronounce “=>” as used in lambda expressions in .Net

... I usually say 'such that' when reading that operator. In your example, p => p.Age > 16 reads as "P, such that p.Age is greater than 16." In fact, I asked this very question on the official linq pre-release forums, and Ande...
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How to export iTerm2 Profiles

... folder or URL:. There is a button next to it Save settings to Folder. So all you need to do is save your settings first and load it after you reinstalled your OS. If the Save settings to Folder is disabled, select a folder (e.g. empty) in the Load preferences from a custom folder or URL: text box...
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Install a Windows service using a Windows command prompt?

I want to install a Windows service using a Windows command prompt (not the Visual Studio command prompt). 18 Answers ...
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How to reset AUTO_INCREMENT in MySQL?

...MySQL AutoIncrement using a MAX value from another table? on how to dynamically get an acceptable value. share | improve this answer | follow | ...