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Trim last character from a string
					I have a string say
                    
                    
                        
                            
                                
                                        14 Answers
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							What is the difference between an int and a long in C++?
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The only guarantee you have are:
sizeof(char) == 1
sizeof(char) <= sizeof(short) <= sizeof(int) <= sizeof(long) <= sizeof(long long)
// FROM @KTC. The C++ standard also has:
sizeof(signed char)   == 1
sizeof(unsigned char) == 1
// NOTE: These size are...				
				
				
							Check if a class has a member function of a given signature
					...value = type::value;
};
Usage:
struct X {
     int serialize(const std::string&) { return 42; } 
};
struct Y : X {};
std::cout << has_serialize<Y, int(const std::string&)>::value; // will print 1
    
    
        
            
            
                
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							In VIM, how do I break one really long line into multiple lines?
					...of solid text, it needs whitespace to do its thing
                
– stringy05
                Aug 28 '14 at 22:48
            
        
    
    
        
            
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                [runs gqq] a...				
				
				
							Legality of COW std::string implementation in C++11
					...ing that copy-on-write is not a viable way to implement a conforming  std::string  in C++11, but when it came up in discussion recently I found myself unable to directly support that statement.
                    
                    
                        
                            
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							What is the difference between LL and LR parsing?
					...n at the start symbol and try to apply productions to arrive at the target string, whereas LR parsers begin at the target string and try to arrive back at the start symbol.
An LL parse is a left-to-right, leftmost derivation.  That is, we consider the input symbols from the left to the right and at...				
				
				
							Select multiple images from android gallery
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Define these variables in the class:
int PICK_IMAGE_MULTIPLE = 1; 
String imageEncoded;    
List<String> imagesEncodedList;
Let's Assume that onClick on a button it should open gallery to select images 
 Intent intent = new Intent();
 intent.setType("image/*");
 intent.putExtra(Inte...				
				
				
							Most useful NLog configurations [closed]
					...IdLayoutRenderer : LayoutRenderer
  {
    int estimatedSize = Guid.Empty.ToString().Length;
    protected override void Append(StringBuilder builder, LogEventInfo logEvent)
    {
      builder.Append(Trace.CorrelationManager.ActivityId);
    }
    protected override int GetEstimatedBufferSize(LogE...				
				
				
							What is the default initialization of an array in Java?
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                What about a String array?
                
– Zac
                Dec 23 '17 at 7:05
            
        
    
    
        
            
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							What does the 'L' in front a string mean in C++?
					... characters (wchar_t) instead of narrow characters (char). 
It's a just a string of a different kind of character, not necessarily a Unicode string.
    
    
        
            
            
                
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