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How do I create a unique ID in Java? [duplicate]
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Create a UUID.
String uniqueID = UUID.randomUUID().toString();
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Does Java have something like C#'s ref and out keywords?
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No, Java doesn't have something like C#'s ref and out keywords for passing by reference.
You can only pass by value in Java. Even references are passed by value. See Jon Skeet's page about parameter passing in Java for more details.
To do something similar to ref or ou...
MySQL: Selecting multiple fields into multiple variables in a stored procedure
...x isn't quite right: you need to list the fields in order before the INTO, and the corresponding target variables after:
SELECT Id, dateCreated
INTO iId, dCreate
FROM products
WHERE pName = iName
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How do I determine file encoding in OS X?
...hich says its default encoding is UTF-8), but LaTeX doesn't seem to understand them.
15 Answers
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MS-DOS Batch file pause with enter key
Is it possible in MS-DOS batch file to pause the script and wait for user to hit enter key?
5 Answers
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Is it possible to await an event instead of another async method?
...something like that. It just means “you can use await in this method”. And in this case, blocking inside GetResults() would actually block the UI thread.
– svick
Oct 12 '12 at 12:24
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How can I profile C++ code running on Linux?
... a profiler, use one of the suggested ones.
However, if you're in a hurry and you can manually interrupt your program under the debugger while it's being subjectively slow, there's a simple way to find performance problems.
Just halt it several times, and each time look at the call stack. If there...
LOGFONT 和 CFont 区别 - VC/MFC - 清泛IT论坛，有思想、有深度
LOGFONT  和  CFont 本质上是相同的，前者是存储字体相关数据的一个结构体，后者是封装LOGFONT的一个类，用于创建使用字体。
创建字体：
CFont *f = new CFont;
        f->CreateFont(13, // nHeight
&nbsp...
SetRegistryKey 作用 - VC/MFC - 清泛IT论坛，有思想、有深度
BOOL CxxxApp::InitInstance()
{
        ....
        // 标准初始化
        // 如果未使用这些功能并希望减小
        // 最终可执行文件的大小，则应移...
MFC 设置控件字体，颜色，大小，粗体，下划线等 - C++ UI - 清泛IT社区，为...
参考代码：CFont *f = new CFont;
f->CreateFont(16, // nHeight
                0, // nWidth
                0, // nEscapement
              &nbsp...