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How to use php serialize() and unserialize()
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离开1号店 于刚再创业钟情“互联网+” - 资讯 - 清泛网 - 专注C/C++及内核技术
离开1号店 于刚再创业钟情“互联网+”7月底，1号店两位联合创始人于刚、刘峻岭双双宣布离职，两人离职背后折射出1号店与沃尔玛(WMT.NYSE)之间存在较大分歧，合作貌合神离。告别一手创办的国内首家网上超市1号店后，于刚除...
while (1) vs. while(True) — Why is there a difference (in python 2 bytecode)?
Intrigued by this question about infinite loops in perl: while (1) Vs. for (;;) Is there a speed difference? , I decided to run a similar comparison in python. I expected that the compiler would generate the same byte code for while(True): pass and while(1): pass , but this is actually not the c...
Reference — What does this symbol mean in PHP?
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Incrementing / Decrementing Operators
++ increment operator
-- decrement operator
Example ...
What do ellipsis […] mean in a list?
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It means that you created an infinite list nested inside itself, which can not be printed. p ...
Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
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Converting datetime.date to UTC timestamp in Python
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How to sort an array of objects with jquery or javascript [duplicate]
...se();
var bName = b.name.toLowerCase();
return ((aName < bName) ? -1 : ((aName > bName) ? 1 : 0));
}
array.sort(SortByName);
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Count number of objects in list [closed]
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169
length(x)
Get or set the length of vectors (including lists) and factors, and of any other...
What is a regular expression which will match a valid domain name without a subdomain?
...ee comments), given your specific requirements:
/^[a-zA-Z0-9][a-zA-Z0-9-]{1,61}[a-zA-Z0-9]\.[a-zA-Z]{2,}$/
But note this will reject a lot of valid domains.
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