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How can I scale an image in a CSS sprite

...http://css-tricks.com/css-sprites/ , it talks about how can I crop off a smaller image from 1 bigger image. Can you please tell me if it is possible/how I can crop off a smaller image and then scale the cropped off region before I lay it out? ...
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Print PHP Call Stack

I'm looking for a way to print the call stack in PHP. 15 Answers 15 ...
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Why are function pointers and data pointers incompatible in C/C++?

...ry but C doesn't limit itself to only certain types of architectures if at all possible. share | improve this answer | follow | ...
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Adding a parameter to the URL with JavaScript

In a web application that makes use of AJAX calls, I need to submit a request but add a parameter to the end of the URL, for example: ...
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GCC compile error with >2 GB of code

...inv2 - 32*s.x12pow2*s.x15*s.x35*s.x45*s.mWpowinv2 -... right? If all your functions have a similar "format" (multiply n numbers m times and add the results - or something similar) then I think you can do this: change the generator program to output offsets instead of strings (i.e. instea...
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What does Expression.Quote() do that Expression.Constant() can’t already do?

Note: I am aware of the earlier question “What is the purpose of LINQ's Expression.Quote method?” , but if you read on you will see that it doesn’t answer my question. ...
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Difference between exit() and sys.exit() in Python

...raising SystemExit. sys.exit does so in sysmodule.c: static PyObject * sys_exit(PyObject *self, PyObject *args) { PyObject *exit_code = 0; if (!PyArg_UnpackTuple(args, "exit", 0, 1, &exit_code)) return NULL; /* Raise SystemExit so callers may catch it or clean up. */ PyE...
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error C2664: “std::list::list(const std::allocator &)”: 不能将参数 1...

...转换为“const std::allocator &”错误日志:error C2664: std::list<_Ty>::list(const std::allocator<_Ty> &): 不能将参数 1 从std::vector<_Ty>转换为const std::...错误日志: error C2664: “std::list<_Ty>::list(const std::allocator<_Ty> &)”: 不能将参数 1 从 “std::vect...
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explicit casting from super class to subclass

... By using a cast you're essentially telling the compiler &quot;trust me. I'm a professional, I know what I'm doing and I know that although you can't guarantee it, I'm telling you that this animal variable is definitely going to be a dog.&quot; Since the animal isn...
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Detect Safari browser

...rAgent); It uses negative look-arounds and it excludes Chrome, Edge, and all Android browsers that include the Safari name in their user agent. share | improve this answer | ...