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How to scale down a range of numbers with a known min and max value
...he reason for wanting to do this is that I am trying to draw ellipses in a java swing jpanel. I want the height and width of each ellipse to be in a range of say 1-30. I have methods that find the minimum and maximum values from my data set, but I won't have the min and max until runtime. Is ther...
How to assign string to bytes array
..."array: %v (%T)\n", arr, arr)
...gives the following output:
array: [97 98 99 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0] ([20]uint8)
I also made it available at the Go Playground
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Difference between the Facade, Proxy, Adapter and Decorator design patterns? [closed]
...y want to know why the emphasis on the word object -- some languages (like Java) simply don't allow virtual inheritance (i.e. multiple inheritance as C++ does) to allow you to accomplish this at compile time.
Since we have dragged in multiple inheritances (and the dreaded diamond) you will look ou...
Why should I use an IDE? [closed]
...
It really depends on what language you're using, but in C# and Java I find IDEs beneficial for:
Quickly navigating to a type without needing to worry about namespace, project etc
Navigating to members by treating them as hyperlinks
Autocompletion when you can't remember the names of al...
Do the parentheses after the type name make a difference with new?
...D members and is using a compiler-generated default constructor.
In C++1998 there are 2 types of initialization: zero and default
In C++2003 a 3rd type of initialization, value initialization was added.
Assume:
struct A { int m; }; // POD
struct B { ~B(); int m; }; // non-POD, compiler generate...
Detecting a mobile browser
...ight <= 600 ) );
}
Reference:
Detecting Browser and Devices with javascript
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How do I call the default deserializer from a custom deserializer in Jackson
...e for EE edition containers (Wildfly 10)? I get JsonMappingException: (was java.lang.NullPointerException) (through reference chain: java.util.ArrayList[0])
– user1927033
Jun 15 '17 at 1:38
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Convert from enum ordinal to enum type
...bs;
public static final Suit values[] = values();
}
Meanwhile wherever.java:
Suit suit = Suit.values[ordinal];
If you want the array to be private, be my guest:
private static final Suit values[] = values();
public static Suit get(int ordinal) { return values[ordinal]; }
...
Suit suit = Suit....
Accessing Object Memory Address
...'s true of Python in general. Jython doesn't deal in pointers, it deals in Java references (which the JVM of course probably represents as pointers, but you can't see those—and wouldn't want to, because the GC is allowed to move them around). PyPy lets different types have different kinds of id, b...
What is the difference between a URI, a URL and a URN?
...RLs are URIs". It depends on the interpretation of the RFC. For example in Java the URI parser does not like [ or ] and that's because the spec says "should not" and not "shall not".
So that muddies the waters further, unfortunately.
If you haven't already read Roger Pate's answer, I'd advise doi...