大约有 40,000 项符合查询结果（耗时：0.0421秒） [XML]
Is it OK to leave a channel open?
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Calling Java varargs method with single null argument?
If I have a vararg Java method foo(Object ...arg) and I call foo(null, null) , I have both arg[0] and arg[1] as null s. But if I call foo(null) , arg itself is null. Why is this happening?
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Getting the index of the returned max or min item using max()/min() on a list
I'm using Python's max and min functions on lists for a minimax algorithm, and I need the index of the value returned by max() or min() . In other words, I need to know which move produced the max (at a first player's turn) or min (second player) value.
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Which encoding opens CSV files correctly with Excel on both Mac and Windows?
...aling with Excel. Since its basically Microsofts own proprietary character set, one can assume it will work on both the Mac and the Windows version of MS-Excel. Both versions at least include a corresponding "File origin" or "File encoding" selector which correctly reads the data.
Depending on your...
Is there a decorator to simply cache function return values?
Consider the following:
16 Answers
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What is the maximum number of characters that nvarchar(MAX) will hold?
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Wow... so i guess i don't really need to worry about setting a max size validation rule then. I had better be carefull about when I use the nvarchar(MAX) though.
– quakkels
Nov 24 '10 at 18:17
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Remove all spaces from a string in SQL Server
...this update multiple times until it is affecting 0 rows.
update tableName
set colName = REPLACE(LTRIM(RTRIM(colName)), ' ', ' ')
where colName like '% %'
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Questions every good Java/Java EE Developer should be able to answer? [closed]
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What is the difference between Set, Map and List?
I'm still amazed how many people don't know this one in a telephone interview.
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C++ stl stack/queue 的使用方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...器类型为deque。
定义stack 对象的示例代码如下：
stack<int> s1;
stack<string> s2;
stack 的基本操作有：
入栈，如例：s.push(x);
出栈，如例：s.pop(); 注意，出栈操作只是删除栈顶元素，并不返回该元素，使用top()访问元素。
访问栈...
minimum double value in C/C++
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gcc's manual for -ffast-math says "Sets -fno-math-errno, -funsafe-math-optimizations, -ffinite-math-only, -fno-rounding-math, -fno-signaling-nans and -fcx-limited-range This option is not turned on by any -O option since it can result in incorrect output for p...