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Base64 length calculation?

After reading the base64 wiki ... 15 Answers 15 ...
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Validate decimal numbers in JavaScript - IsNumeric()

What's the cleanest, most effective way to validate decimal numbers in JavaScript? 49 Answers ...
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How do you split a list into evenly sized chunks?

I have a list of arbitrary length, and I need to split it up into equal size chunks and operate on it. There are some obvious ways to do this, like keeping a counter and two lists, and when the second list fills up, add it to the first list and empty the second list for the next round of data, but t...
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n-grams in python, four, five, six grams?

I'm looking for a way to split a text into n-grams. Normally I would do something like: 15 Answers ...
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List of Big-O for PHP functions

After using PHP for a while now, I've noticed that not all built-in PHP functions are as fast as expected. Consider these two possible implementations of a function that finds if a number is prime using a cached array of primes. ...
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Check if character is number?

I need to check whether justPrices[i].substr(commapos+2,1) . 22 Answers 22 ...
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Converting int to bytes in Python 3

I was trying to build this bytes object in Python 3: 13 Answers 13 ...
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Regex exactly n OR m times

Consider the following regular expression, where X is any regex. 6 Answers 6 ...
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JavaScript string newline character?

Is \n the universal newline character sequence in Javascript for all platforms? If not, how do I determine the character for the current environment? ...
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Removing carriage return and new-line from the end of a string in c#

How do I remove the carriage return character (\r) and the new line character (\n) from the end of a string? 12 Answers ...