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c++11 Return value optimization or move? [duplicate]
...hould use std::move and when I should let the compiler optimize... for example:
4 Answers
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Explain the use of a bit vector for determining if all characters are unique
......The code itself here isn't nearly as cryptic as the the operators- |=, &, and << which aren't normally used by us layman- the author didn't bother taking the extra time out in explaining the process nor what the actual mechanics involved here are. I was content with the previous answe...
Regex lookahead, lookbehind and atomic groups
... doesn't support look-behind assertions. And most flavors that support it (PHP, Python etc) require that look-behind portion to have a fixed length.
Atomic groups basically discards/forgets the subsequent tokens in the group once a token matches. Check this page for examples of atomic groups
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Git Pull While Ignoring Local Changes?
...t want a command which gives exactly the same result as rm -rf local_repo && git clone remote_url, right? I also want this feature. I wonder why git does not provide such a command (such as git reclone or git sync), neither does svn provide such a command (such as svn recheckout or svn sync)...
Entity Framework DateTime and UTC
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@Saustrup - You'll find most examples on S.O. will omit usings for brevity, unless they are directly relevant to the question. But thanks.
– Matt Johnson-Pint
Jan 6 '14 at 17:55
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Convert timestamp to readable date/time PHP
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Use PHP's date() function.
Example:
echo date('m/d/Y', 1299446702);
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How to escape JSON string?
... len; i++)
{
c = value[i];
if (c >= 0 && c <= 31 || c == 34 || c == 39 || c == 60 || c == 62 || c == 92)
{
needEncode = true;
break;
}
}
if (!needEncode)
return addDoub...
Which one is the best PDF-API for PHP? [closed]
Which one of these is the best PDF-API for PHP?
9 Answers
9
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?: operator (the 'Elvis operator') in PHP
I saw this today in some PHP code:
5 Answers
5
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Which encoding opens CSV files correctly with Excel on both Mac and Windows?
...e Range |
| € | 128 | 8364 | 0x80 | U+20AC | € | euro sign | Currency Symbols |
| ‚ | 130 | 8218 | 0x82 | U+201A | ‚ | single low-9 quotation mark | General Punctuation ...