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Difference between class and type

...lass type covers our enums , our regular (non generic) classes like String etc and our generic classes too. Similarly , I hope interface and array types is also clear. By array Type we mean like int[], String[] etc. Let us come to the last part - Type variables. What are they ? A type variabl...
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When to use symbols instead of strings in Ruby?

...e, composed of characters, but immutable. A string, on the contrary, is an ordered container for characters, whose contents are allowed to change. share | improve this answer | ...
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What are the differences between a multidimensional array and an array of arrays in C#?

... @supercat: multi-dimensional arrays in C# are stored in row-major order, swapping the order of the subscripts would be slower since you would be accessing the memory non-consecutively. BTW the times reported are no longer accurate, I get almost twice as fast times for multi-dimensional arra...
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How would I skip optional arguments in a function call?

...bj = new MyObjectClass(); $var = $obj->a(MyObjectClass::DEFAULT_A_B); //etc. Note that this default constant is defined exactly once throughout the code (there is no value even in method declaration), so in case of some unexpected changes, you will always supply the function/method with correct...
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How to change package name of an Android Application

...orts for you. You can even have it fix it for you in comments and strings, etc. Lastly, change the package name accordingly in your AndroidManifest.xml towards the top. Otherwise you will get errors everywhere complaining about R.whatever. Another very useful solution First create a new package w...
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Specifying and saving a figure with exact size in pixels

...the same pixel dimensions as the im array. Note: the OP specified no axes, etc. which is what this solution does exactly. If one wants to add axes, ticks, etc. my preferred approach is to do that on a separate plot, saving with transparent=True (PNG or PDF) then overlay the latter on the image. This...
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Check if a string contains one of 10 characters

...C# and I want to check if a string contains one of ten characters, *, &, # etc etc. 6 Answers ...
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Parsing a CSV file using NodeJS

... NodeCSV is also well supported and happens to have approximately one order of magnitude more users. npmjs.com/package/csv – steampowered Jun 16 '15 at 16:21 4 ...
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Difference between Bridge pattern and Adapter pattern

... read files from various sources (Maybe Linux vs. Windows implementations, etc.). Bridge helps you avoid winding up with: MemoryMappedWindowsFile MemoryMappedLinuxFile DirectReadWindowsFile DirectReadLinuxFile share ...
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Best practices for copying files with Maven

... In order to copy a file use: <plugin> <artifactId>maven-resources-plugin</artifactId> <version>3.1.0</version> <executions> <exe...