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Better way to cast object to int
...9/…
– Joel Coehoorn
Apr 13 '09 at 21:12
The upshot is that it definitely does more than just unbox. Otherwise why co...
Split files using tar, gz, zip, or bzip2 [closed]
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answered Jul 13 '09 at 15:21
JoshuaJoshua
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How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)
...ngHemang
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What does “abstract over” mean?
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edited Oct 19 '18 at 18:21
answered Jan 22 '11 at 3:07
Ap...
Regex lookahead, lookbehind and atomic groups
...pression.info for more details.
Positive lookahead:
Syntax:
(?=REGEX_1)REGEX_2
Match only if REGEX_1 matches; after matching REGEX_1, the match is discarded and searching for REGEX_2 starts at the same position.
example:
(?=[a-z0-9]{4}$)[a-z]{1,2}[0-9]{2,3}
REGEX_1 is [a-z0-9]{4}$ which...
Best way to merge two maps and sum the values of same key?
...y does it".
– Rex Kerr
Nov 8 '15 at 21:54
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show 7 more comments
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MySQL Removing Some Foreign keys
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Willi Mentzel
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answered May 8 '09 at 5:54
pugmarxpugmarx
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phpcms v9类别调用方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...前面加一句把类别缓存加载进来：
<?php $TYPE = getcache('type_content','commons');?>
然后在循环里写：
<a href="index.php?m=content&c=type&catid={$catid}&typeid={$r[typeid]}">{$TYPE[$r[typeid]][name]}</a>
这样就可以调用出来类别了，不过链接暂时无效，因...
How can I find a specific element in a List?
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edited May 23 at 21:06
answered Mar 24 '12 at 19:46
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Callback functions in C++
...ard algorithms library <algorithm> use callbacks. For example the for_each algorithm applies an unary callback to every item in a range of iterators:
template<class InputIt, class UnaryFunction>
UnaryFunction for_each(InputIt first, InputIt last, UnaryFunction f)
{
for (; first != las...