大约有 46,000 项符合查询结果(耗时:0.0668秒) [XML]

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Adding placeholder text to textbox

...der text it is possible to use the Windows SendMessage function to send EM_SETCUEBANNER message to our textbox to do the work for us. This can be done with two easy steps. First we need to expose the Windows SendMessage function. private const int EM_SETCUEBANNER = 0x1501; [DllImport("user32.dll...
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How to do a non-greedy match in grep?

... eegg: dot all modifier is also known as multiline. It's a modifier that changes the "." match behavior to include newlines (normally it doesn't). There's no such modifier in grep, but there is in pcregrep. – A. Wi...
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How to express a One-To-Many relationship in Django

... sure there's a way to do this, so I'm not sure what I'm missing. I essentially have something like this: 8 Answers ...
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Determine .NET Framework version for dll

... This answer is the most helpful. All Windows OSes after 2003 support Powershell. A shell giving immediate feedback, not requiring any additional application support as many of the other answers suggest. Great for a "one off" check of a dll. you're the man @...
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Website screenshots

... Sure you can, but you'll need to render the page with something. If you really want to only use php, I suggest you HTMLTOPS, which renders the page and outputs it in a ps file (ghostscript), then, convert it in a .jpg, .png, .pdf.. can be little slower with complex pages (and don't support all the ...
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Stack Memory vs Heap Memory [duplicate]

...C++ and I am always wondering what exactly is stack memory vs heap memory. All I know is when I call new, I would get memory from heap. If if create local variables, I would get memory from stack. After some research on internet, the most common answer is stack memory is temporary and heap memory is...
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ManyRelatedManager object is not iterable

... Try matches = [val for val in Store.attribute_answers.all() if val in WishList.attribute_answers.all()] Notice the parenthesis at the end of WishList.attribute_answers.all(). Adding the parenthesis invokes the all function to return an iterable. If you include the parenthesi...
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A potentially dangerous Request.Form value was detected from the client

... I think you are attacking it from the wrong angle by trying to encode all posted data. Note that a "<" could also come from other outside sources, like a database field, a configuration, a file, a feed and so on. Furthermore, "<" is not inherently dangerous. It's only dangerous in a speci...
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Reading in a JSON File Using Swift

I'm really struggling with trying to read a JSON file into Swift so I can play around with it. I've spent the best part of 2 days re-searching and trying different methods but no luck as of yet so I have signed up to StackOverFlow to see if anyone can point me in the right direction..... ...
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Differences between Ant and Maven [closed]

...here you want the resulting bytecode to be stored, and how to package this all into a JAR file. While there are some recent developments that help make Ant less procedural, a developer's experience with Ant is in coding a procedural language written in XML. Contrast the previous Ant example with a ...