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Multi-key dictionary in c#? [duplicate]

I know there isn't one in the BCL but can anyone point me to a good opensource one? 16 Answers ...
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Why .NET String is immutable? [duplicate]

As we all know, String is immutable. What are the reasons for String being immutable and the introduction of StringBuilder class as mutable? ...
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How to sort a dataframe by multiple column(s)

... The ggplot2 microbenchmark function above is now available as taRifx::autoplot.microbenchmark. – Ari B. Friedman Jun 1 '12 at 1:23 ...
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What's the reason I can't create generic array types in Java?

...s) contain, at runtime, information about its component type. So you must know the component type when you create the array. Since you don't know what T is at runtime, you can't create the array. share | ...
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Why shouldn't I use “Hungarian Notation”?

I know what Hungarian refers to - giving information about a variable, parameter, or type as a prefix to its name. Everyone seems to be rabidly against it, even though in some cases it seems to be a good idea. If I feel that useful information is being imparted, why shouldn't I put it right there wh...
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ArrayIndexOutOfBoundsException with custom Android Adapter for multiple views in ListView

... You got 38 upvote for the answer till now so this may be a perfect answer,but please add some more text for explaining the problem and how to resolve it..cause I still cant understand much from this. – Chirag Patel Apr 24 '1...
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How to iterate through all git branches using bash script

...is old, but the Git folks have finally addressed the problem: for-each-ref now supports all the branch selectors like --merged and git branch and git tag are now actually implemented in terms of git for-each-ref itself, at least for the list-existing cases. (Creating new branches and tags is not, an...
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Sqlite or MySql? How to decide? [closed]

...r an Athlon 1600. 1GB RAM. 5400RPM IDE disk. Redhat 7.3. He concludes: «I now believe that SQLite is appropriate for use as the primary database on websites that get up to 1 million hits per day.» – Rutrus Dec 27 '16 at 0:45 ...
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Why em instead of px?

... There is no way to convert between ems and pixels, unless you know what the size of an 'em' is in pixels, in that context. That can depend on the inherited font size of that element, which can in turn depend on the font size of the document as a whole, which can depend on the font size ...
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Custom domain for GitHub project pages

...tells GitHub to use this repo to handle traffic to this domain. 4. Wait Now wait 5 minutes, your project page should now be live. share | improve this answer | follow ...