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How would one write object-oriented code in C? [closed]
...r an object, something like:
typedef struct {
int (*open)(void *self, char *fspec);
int (*close)(void *self);
int (*read)(void *self, void *buff, size_t max_sz, size_t *p_act_sz);
int (*write)(void *self, void *buff, size_t max_sz, size_t *p_act_sz);
// And data goes here.
} tCo...
Read lines from a file into a Bash array [duplicate]
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this worked with NAUTILUS_SCRIPT_SELECTED_FILE_PATHS that has '\012' (\n) char on it, thx! using any output: IFS=$'\n' read -d '' -r -a astr < <(echo -e "a b c\nd e\nf"); checking: for str in "${astr[@]}";do echo $str;done;
– Aqua...
Which iomanip manipulators are 'sticky'?
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Important notes from the comments below:
By Martin:
@Chareles: Then by this requirement all manipulators are sticky. Except setw which seems to be reset after use.
By Charles:
Exactly! and the only reason that setw appears to behave differently is because there are requ...
Maximum length of the textual representation of an IPv6 address?
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45 characters.
You might expect an address to be
0000:0000:0000:0000:0000:0000:0000:0000
8 * 4 + 7 = 39
8 groups of 4 digits with 7 : between them.
But if you have an IPv4-mapped IPv6 address, the last two groups can b...
How to convert a String into an ArrayList?
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Why doesn't this work List<Character> word1 = new ArrayList<Character>(Arrays.asList(A[0].toCharArray())); I'm trying to get first String of an string array, and convert that string into charArray and that charArray to List<Character>
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Adding a newline into a string in C#
...fkdfdsfdflkdkfk@ dfsdfjk72388389@ kdkfkdfkkl@ jkdjkfjd@ jjjk@ The New line character is not effective in the text file.
– balaweblog
Oct 22 '08 at 4:08
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How do I concatenate multiple C++ strings on one line?
...jor advantage of append is that it also works when the strings contain NUL characters.
– John S.
Mar 25 '18 at 15:35
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Code Golf: Lasers
The shortest code by character count to input a 2D representation of a board, and output 'true' or 'false' according to the input .
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Regular Expression to get a string between parentheses in Javascript
...ening parentheses
( : begin capturing group
[^)]+: match one or more non ) characters
) : end capturing group
\) : match closing parentheses
Here is a visual explanation on RegExplained
share
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im...
How to count the number of set bits in a 32-bit integer?
...numeric_limits<T>::radix == 2, "non-binary type");
// sizeof(x)*CHAR_BIT
constexpr int bitwidth = std::numeric_limits<T>::digits + std::numeric_limits<T>::is_signed;
// std::bitset constructor was only unsigned long before C++11. Beware if porting to C++03
static_...