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Separating class code into a header and cpp file
...s declaration goes into the header file. It is important that you add the #ifndef include guards, or if you are on a MS platform you also can use #pragma once. Also I have omitted the private, by default C++ class members are private.
// A2DD.h
#ifndef A2DD_H
#define A2DD_H
class A2DD
{
int gx;
...
Java switch statement multiple cases
...
Sadly, it's not possible in Java. You'll have to resort to using if-else statements.
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Why does Boolean.ToString output “True” and not “true”
...String() method:
Return Value
Type: System.String
TrueString if the value of this
instance is true, or FalseString if
the value of this instance is false.
Remarks
This method returns the
constants "True" or "False". Note that
XML is case-sensitive, and that the
XML...
Why does Ruby have both private and protected methods?
... never need to be called like this.
It is important to note that this is different from the way Java or C++ works. private in Ruby is similar to protected in Java/C++ in that subclasses have access to the method. In Ruby, there is no way to restrict access to a method from its subclasses like you ...
How do I parse JSON in Android? [duplicate]
...}";
Create a JSONObject:
JSONObject jObject = new JSONObject(result);
If your json string is an array, e.g.:
String result = "[{\"someKey\":\"someValue\"}]"
then you should use JSONArray as demonstrated below and not JSONObject
To get a specific string
String aJsonString = jObject.getStrin...
Circular gradient in android
... the android:gradientRadius="250" doesn't work at all, I guess it behaved differently on older Android versions.
– Justin
Apr 22 '15 at 14:58
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How to run an EXE file in PowerShell with parameters with spaces and quotes
...y echos it to the screen, for example:
PS> "Hello World"
Hello World
If you want PowerShell to interpret the string as a command name then use the call operator (&) like so:
PS> & 'C:\Program Files\IIS\Microsoft Web Deploy\msdeploy.exe'
After that you probably only need to quote ...
Difference between := and = operators in Go
What is the difference between the = and := operators, and what are the use cases for them? They both seem to be for an assignment?
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Make a number a percentage
...to strip the "0."XXX% off a number and make it a percentage? What happens if the number happens to be an int?
8 Answers
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method overloading vs optional parameter in C# 4.0 [duplicate]
...this approach - FYI you cannot change the name of parameters going forward if you use named parameters in caller, unless changing it in each caller (which is simple refactoring if all the reference are in same solution, but not if you use it as a library in other project). Having said that, changin...