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Is there a constraint that restricts my generic method to numeric types?

...ons for not implementing the feature in an interview with Bruce Eckel: And it's not clear that the added complexity is worth the small yield that you get. If something you want to do is not directly supported in the constraint system, you can do it with a factory pattern. You could have a Matrix...
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Java JTable setting Column Width

...n is null. This means that resizing has taken place "outside" the JTable and the change - or "delta" - should be distributed to all of the columns regardless of this JTable's automatic resize mode. This might be why AUTO_RESIZE_LAST_COLUMN didn't help you. Note: When a JTable makes adjust...
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Show Image View from file path?

...This kind of path is needed only when your images are stored in SD-Card . And try the below code to set Bitmap images from a file stored inside a SD-Card . File imgFile = new File("/sdcard/Images/test_image.jpg"); if(imgFile.exists()){ Bitmap myBitmap = BitmapFactory.decodeFile(imgFile.getA...
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How do you effectively model inheritance in a database?

...s has its own table. The base class has all the base class elements in it, and each class which derives from it has its own table, with a primary key which is also a foreign key to the base class table; the derived table's class contains only the different elements. So for example: class Person { ...
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What are forward declarations in C++?

...really just allows the compiler to do a better job of validating the code, and allows it to tidy up loose ends so it can produce a neat looking object file. If you didn't have to forward declare things, the compiler would produce an object file that would have to contain information about all the po...
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How can I perform a culture-sensitive “starts-with” operation from the middle of a string?

... I'll consider the problem of many<->one/many casemappings first and separately from handling different Normalization forms. For example: x heiße y ^--- cursor Matches heisse but then moves cursor 1 too much. And: x heisse y ^--- cursor Matches heiße but then moves cursor 1 to...
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Is int[] a reference type or a value type?

...ime (CLR) supports single-dimensional arrays, multidimensional arrays, and jagged arrays (arrays of arrays). All array types are implicitly derived from System.Array, which itself is derived from System.Object. This means that all arrays are always reference types which are allocated...
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Install a .NET windows service without InstallUtil.exe

I have a standard .NET windows service written in C#. 7 Answers 7 ...
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How do you round a number to two decimal places in C#?

...per to specify the type of rounding (Round-to-even or Away-from-zero). The Convert.ToInt32() method and its variations use round-to-even. The Ceiling() and Floor() methods are related. You can round with custom numeric formatting as well. Note that Decimal.Round() uses a different method than Mat...
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How do DATETIME values work in SQLite?

...ions can chose to store dates and times in any of these formats and freely convert between formats using the built-in date and time functions. SQLite built-in Date and Time functions can be found here. share | ...