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Getting binary content in Node.js using request
...s incoming data in the content of the response as UTF-8, and automatically converts any non-UTF-8 byte sequences to junk (but valid UTF-8) characters. No amount of setting 'mimetype", etc. works (not that it's supposed to for response data). The encoding: null is the only option that works. And -...
generating GUID without hyphen
...rcase. A Guid with only uppercase letters can only be achieved by manually converting them all to uppercase, example:
Guid.NewGuid().ToString("N").ToUpper();
A guid with only either letter or digits makes no sense. A guid string representation is hexadecimal, and thus will always (well most likel...
How to generate XML file dynamically using PHP?
...ocessing instruction. I believe, SimpleXMLElement will do the right thing: converting all the queried string values to your mb_internal_encoding.
– Ivan Krechetov
Jan 29 '13 at 9:07
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sql primary key and index
...x does no good, but the only harm (very small) is the additional file size and row-creation overhead.
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How to handle configuration in Go [closed]
I'm new at Go programming, and I'm wondering: what is the preferred way to handle configuration parameters for a Go program (the kind of stuff one might use properties files or ini files for, in other contexts)?
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C fopen vs open
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open() is a low-level os call. fdopen() converts an os-level file descriptor to the higher-level FILE-abstraction of the C language. fopen() calls open() in the background and gives you a FILE-pointer directly.
There are several advantages to using FILE-objects r...
Format a number as 2.5K if a thousand or more, otherwise 900
...s to use it? For example, say $mynumber_output = 12846, I would like 12846 converted to 12.8k
– user7537274
Feb 8 '17 at 23:13
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What is the difference between lemmatization vs stemming?
...o incorrect meanings and spelling. Lemmatization considers the context and converts the word to its meaningful base form, which is called Lemma. Sometimes, the same word can have multiple different Lemmas. We should identify the Part of Speech (POS) tag for the word in that specific context. Here a...
Why should the copy constructor accept its parameter by reference in C++?
...cause if it's not by reference, it's by value. To do that you make a copy, and to do that you call the copy constructor. But to do that, we need to make a new value, so we call the copy constructor, and so on...
(You would have infinite recursion because "to make a copy, you need to make a copy".)
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PHP prepend leading zero before single digit number, on-the-fly [duplicate]
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You can use sprintf: http://php.net/manual/en/function.sprintf.php
<?php
$num = 4;
$num_padded = sprintf("%02d", $num);
echo $num_padded; // returns 04
?>
It will only add the zero if it's less than the required number of character...