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Explain the use of a bit vector for determining if all characters are unique

...it in your code states whether the character with bit's index was found in string or not. You could use bit vector for the same reason instead of int. There are two differences between them: Size. int has fixed size, usually 4 bytes which means 8*4=32 bits (flags). Bit vector usually can be of dif...
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How to prevent line break at hyphens on all browsers

...ng but letters and digits. The reason is that some browsers may even break strings like “2/3” or “f(0)” (see my page on oddities of line breaking in browsers). share | improve this answer ...
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How to insert an element after another element in JavaScript without using a library?

... of the element such as events because outerHTML converts the element to a string. We need it because insertAdjacentHTML adds content from strings rather than elements. share | improve this answer ...
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JNI converting jstring to char *

I have passed a URL string from Java to C code as jstring data type through the use of JNI. And my library method needs a char * as url. ...
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Why does String.valueOf(null) throw a NullPointerException?

according to the documentation, the method String.valueOf(Object obj) returns: 4 Answers ...
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How does HTTP file upload work?

... here ... ------WebKitFormBoundaryePkpFF7tjBAqx29L-- NOTE: each boundary string must be prefixed with an extra --, just like in the end of the last boundary string. The example above already includes this, but it can be easy to miss. See comment by @Andreas below. Instead of URL encoding the form...
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How to create an array from a CSV file using PHP and the fgetcsv function

... I have created a function which will convert a csv string to an array. The function knows how to escape special characters, and it works with or without enclosure chars. $dataArray = csvstring_to_array( file_get_contents('Address.csv')); I tried it with your csv sample and...
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Fastest way to check if a string is JSON in PHP?

I need a really, really fast method of checking if a string is JSON or not. I feel like this is not the best way: 30 Answer...
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Secure random token in Node.js

...e('crypto').randomBytes(48, function(err, buffer) { var token = buffer.toString('hex'); }); The 'hex' encoding works in node v0.6.x or newer. share | improve this answer | ...
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Where's my JSON data in my incoming Django request?

...var response = {data:[{"a":1, "b":2},{"a":2, "b":2}]} json_response = JSON.stringify(response); // proper serialization method, read // http://ejohn.org/blog/ecmascript-5-strict-mode-json-and-more/ $.post('url',json_response); In this case you need to use...