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How to negate specific word in regex? [duplicate]

I know that I can negate group of chars as in [^bar] but I need a regular expression where negation applies to the specific word - so in my example how do I negate an actual bar , and not "any chars in bar"? ...
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What's the most efficient test of whether a PHP string ends with another string?

...slower due to more testing. Probably the most efficient way is to do loop char-by-char from the -sterlen(test) position till the end of the string and compare. That's the minimal amount of comparisons you can hope to do and there's hardly any extra memory used. ...
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Repeat Character N Times

In Perl I can repeat a character multiple times using the syntax: 23 Answers 23 ...
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In Java, is there a way to write a string literal without having to escape quotes?

...of resides in the Java Language Specification: StringLiteral: "StringCharacters" StringCharacters: StringCharacter | StringCharacters StringCharacter StringCharacter: InputCharacter but not " or \ | EscapeSequence As you can see a StringLiteral can just be bound by " and ca...
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How to get the first five character of a String

I have read this question to get first char of the string. Is there a way to get the first n number of characters from a string in C#? ...
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URL encoding in Android

... This method doesn't encode characters like ğ to %C4%9F. Accepted one encodes! – Alexander Prokofyev May 30 '15 at 15:11 ...
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How to split a string in shell and get the last field

...ecially handy when parsing paths that could contain (or not) a finishing / character. – eckes Jan 23 '13 at 15:23 ...
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Create tap-able “links” in the NSAttributedString of a UILabel?

...tureRecognizer:[[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleTapOnLabel:)]]; Now the most sophisticated stuff: finding out whether the tap was on where the link is displayed and not on any other portion of the label. If we had single-lined UILabel, this task could be ...
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Regular cast vs. static_cast vs. dynamic_cast [duplicate]

...For example, the C-style cast would allow an integer pointer to point to a char. char c = 10; // 1 byte int *p = (int*)&c; // 4 bytes Since this results in a 4-byte pointer pointing to 1 byte of allocated memory, writing to this pointer will either cause a run-time error or will overwri...
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git ignore vim temporary files

...ension to find another file that can be used. * First decrement the last char: ".swo", ".swn", etc. * If that still isn't enough decrement the last but one char: ".svz" * Can happen when editing many "No Name" buffers. */ if (fname[n - 1] == 'a') /* ".s?a" */ { if (fname[n - 2]...