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OnInitDialog()中SetFocus()设置焦点不起作用解决方法 - VC/MFC - 清泛IT论...
BOOL Cxxx::OnInitDialog()
{
    ...
    ::SetFocus(m_wndEdit);   // 不起作用，请参照如下VS自动生成的注释。
    ...
    return TRUE; // 除非将焦点设置到控件，否则返回 TRUE
}
当然，改为return FALSE;能解...
优惠券批量生成及导入的思路 - 闲聊区 - 清泛IT论坛，有思想、有深度
...n gen_coupon() {
    do {
        $m = mt_rand(0, PHP_INT_MAX);
        $n = mt_rand(0, PHP_INT_MAX);
        $m = base_convert($m, 10, 36);  // 主随机
       &n...
Difference between two DateTimes C#?
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You can do the following:
TimeSpan duration = b - a;
There's plenty of built in methods in the timespan class to do what you need, i.e.
duration.TotalSeconds
duration.TotalMinutes
More info can be found here.
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What is a good Hash Function?
... is a good Hash function? I saw a lot of hash function and applications in my data structures courses in college, but I mostly got that it's pretty hard to make a good hash function. As a rule of thumb to avoid collisions my professor said that:
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C++ Dynamic Shared Library on Linux
This is a follow-up to Dynamic Shared Library compilation with g++ .
4 Answers
4
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svn : how to create a branch from certain revision of trunk
The following action will only create a branch from the head revision of the trunk. How do I create a branch from a specific revision? Thanks.
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Is it possible to reopen a closed branch in Mercurial?
I understand that it is possible to close a named branch in Mercurial, so that it will not appear in the hg branches list:
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warning: refname 'HEAD' is ambiguous
I am new to Git and I seem to have one branch too many if I execute the following command:
5 Answers
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Finding the Eclipse Version Number
I have posted how to find it in Eclipse Gallileo, but if anyone has information on older versions feel free to post it below.
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Convert a string to regular expression ruby
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answered Dec 28 '11 at 6:55
alonyalony
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