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Count character occurrences in a string in C++
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The third argument is a char type, i.e., single quote, not double quote...
– Emerson Xu
Aug 26 '16 at 2:23
2
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std::cin input with spaces?
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You have to use cin.getline():
char input[100];
cin.getline(input,sizeof(input));
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Pointers in C: when to use the ampersand and the asterisk?
...'t use the & operator for arguments corresponding to "%s" in scanf():
char str[STRING_LENGTH];
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scanf("%s", str);
Because of the implicit conversion, scanf() receives a char * value that points to the beginning of the str array. This holds true for any function called with an array expres...
Split string every nth character?
Is it possible to split a string every nth character?
16 Answers
16
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How do I write a short literal in C++?
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@Ates Goral: All ints. Changing to short or char would presumably change the instruction to movw or movb across the board.
– Mike F
Oct 16 '08 at 18:11
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Windows batch: echo without new line
... faster is <nul set /p =Hello. set /p can't echo an equal sign as first character nor spaces/tabs.
– jeb
Aug 18 '11 at 18:23
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What is the difference between const and readonly in C#?
...Const_V_Readonly
{
public const int I_CONST_VALUE = 2;
public readonly char[] I_RO_VALUE = new Char[]{'a', 'b', 'c'};
public UpdateReadonly()
{
I_RO_VALUE[0] = 'V'; //perfectly legal and will update the value
I_RO_VALUE = new char[]{'V'}; //will cause compiler error
}
}
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How can I safely encode a string in Java to use as a filename?
...If collisions must be avoided, then simple replacement or removal of "bad" characters is not the answer either.
Instead you want something like this. (Note: this should be treated as an illustrative example, not something to copy and paste.)
char fileSep = '/'; // ... or do this portably.
char es...
Method Syntax in Objective-C
...ersonData) for setting some information about person:
void setPersonData( char* name, int age, float height ) {
and in Objective-C the method would be more descriptive (setPersonName:andAge:andHeight:), like
- (void) setPersonName: (char *)name andAge:(int)age andHeight:(float)height {
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Concept of void pointer in C programming
...l incorrectly, you can safely dereference a void* in two ways. Casting to char* is always acceptable, and if you know the original type it points to you can cast to that type. The void* has lost the type info so it'd have to be stored elsewhere.
– Dan Olson
M...