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Determine path of the executing script
...ll start with a '/'. Otherwise, it must be relative to the cwd and you can concat the two paths to get the full path.
Edit: it sounds like you'd only need the script.name above and to strip off the final component of the path. I've removed the unneeded cwd() sample and cleaned up the main script an...
How do I check that a Java String is not all whitespaces?
I want to check that Java String or character array is not just made up of whitespaces, using Java?
15 Answers
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In Vim, I'd like to go back a word. The opposite of `w`
...nd B to advance/go back a WORD (which
consists of a sequence of non-blank characters separated with white space, according to :h WORD).
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Convert from ASCII string encoded in Hex to plain ASCII?
...ing="Latin1") 'päul' For those of us playing in binary, the extended characters choke on the default utf-8 decode, other than that, this is the most portable answer I see! Thanks!
– grambo
Nov 17 '17 at 16:14
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Why is “while ( !feof (file) )” always wrong?
...e is again std::cin, just as before.
POSIX, write(2) to flush a buffer:
char const * p = buf;
ssize_t n = bufsize;
for (ssize_t k = bufsize; (k = write(fd, p, n)) > 0; p += k, n -= k) {}
if (n != 0) { /* error, failed to write complete buffer */ }
The result we use here is k, the numb...
Using printf with a non-null terminated string
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@user1424739: In your case printf will print up to 11 characters or until it encounters NULL, whichever comes first; in your example NULL comes first. Specifying a maximum length does not make NULL lose its "end-of-string" meaning for printf.
– DarkDust
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How do I check to see if a value is an integer in MySQL?
...his query will give the rows with Int values
SELECT col1 FROM table WHERE concat('',col * 1) = col;
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How many and which are the uses of “const” in C++?
...p you to decide when and when not you need to copy.
struct MyString {
char * getData() { /* copy: caller might write */ return mData; }
char const* getData() const { return mData; }
};
Explanation: You might want to share data when you copy something as long as the data of the originally ...
Similar to jQuery .closest() but traversing descendants?
... currentLayerElements = currentLayerElements.reduce((acc, item)=>acc.concat([...item.childNodes]), []);
}
return null;
};
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What Regex would capture everything from ' mark to the end of a line?
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This will capture first instance of character ' and end of last line
– killdaclick
Jun 10 '19 at 20:00
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