大约有 47,500 项符合查询结果(耗时:0.0640秒) [XML]

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In C++, what is a “namespace alias”?

... To possibly explain the downvotes, SO is not and never will be a replacement forv a good C++ textbook. The question you posed will be answered by any such book. And the SO "feature" of answering your own questions should not be used to provide paraphrases of such books....
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Creating a system overlay window (always on top)

... wm.addView(mView, params); } Now, you will start getting each and every click event. So, you need to rectify in your event handler. In your ViewGroup touch event @Override public boolean onTouchEvent(MotionEvent event) { // ATTENTION: GET THE X,Y OF EVENT FROM THE PARAMETER /...
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Visual Studio: Multiple post-build commands?

Visual Studio 2008 lets me declare a command and attach it to the post-build event for a project. Like a lot of developers, I use it regularly to xcopy files to the application output directory. ...
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How Many Seconds Between Two Dates?

So I have two dates YYYY-MM-DD and ZZZZ-NN-EE 9 Answers 9 ...
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Only variables should be passed by reference

... Assign the result of explode to a variable and pass that variable to end: $tmp = explode('.', $file_name); $file_extension = end($tmp); The problem is, that end requires a reference, because it modifies the internal representation of the array (i.e. it makes the cu...
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How do I close an open port from the terminal on the Mac?

...ass to comunicate from a client. How do i close this port after I am done? and also which command can show me if port open or closed? ...
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How can I temporarily disable a foreign key constraint in MySQL?

... answered Mar 19 '13 at 14:07 Andrew CampbellAndrew Campbell 15.4k22 gold badges1111 silver badges2121 bronze badges ...
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How to take all but the last element in a sequence using LINQ?

... ReSharper doesn't understand your code (assignment in conditional expression) but i kinda like it +1 – Иван Грозный Dec 1 '16 at 0:12 ...
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Assigning code to a variable

Is it possible to make a variable, and assign a line of code to it, such as: 5 Answers ...
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How to COUNT rows within EntityFramework without loading contents?

... Can you tell me why is it different with the SelectMany? I don't understand. I do it without SelectMany but it gets really slow because I have over 20 million records. I tried the answer from Yang Zhang and works great, just wanted to know what the SelectMany does. – mikesof...