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[精华] VC中BSTR、Char和CString类型的转换 - C/C++ - 清泛网 - 专注C/C++及内核技术
...szText2 = b;
4、char*转换成BSTR
方法一，使用SysAllocString等API函数。例如：
BSTR bstrText = ::SysAllocString(L"Test");
BSTR bstrText = ::SysAllocStringLen(L"Test",4);
BSTR bstrText = ::SysAllocStringByteLen("Test",4);
方法二，使用COleVariant或_variant_t。...
Why does Java's Arrays.sort method use two different sorting algorithms for different types?
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According to Java 7 API docs cited in this answer, Arrays#Sort() for object arrays now uses TimSort, which is a hybrid of MergeSort and InsertionSort. On the other hand, Arrays#sort() for primitive arrays now uses Dual-Pivot QuickSort. These cha...
Resizing an iframe based on content
...good enough for us. Here are their docs: doc.periscopedata.com/docv2/embed-api-options
– Yevgeniy Afanasyev
Jul 26 '17 at 1:03
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Why is SCTP not much used/known
... get the best use of it. There are more options than TCP, the Sockets-like API came later, and it is young. However I think most people that take the time to understand it (and who know the shortcomings of TCP) appreciate it -- it is a well designed protocol that builds on our ~30 years of knowledge...
Node.js on multi-core machines
... supplanted by the version of Cluster baked into Node v0.6.x (warning: the API surface does differ)
– Dave Dopson
Feb 7 '12 at 23:28
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jQuery animate backgroundColor
...g jQuery UI. Here is the complete script :
<!-- include Google's AJAX API loader -->
<script src="http://www.google.com/jsapi"></script>
<!-- load JQuery and UI from Google (need to use UI to animate colors) -->
<script type="text/javascript">
google.load("jqueryui", ...
Constructor overload in TypeScript
...de a way to write declarations for libraries with magic arguments in their API. Since you'll need to do all the heavy-lifting by yourself to handle different sets of arguments I don't see much advantage in using overloads instead of separated methods.
...
getResourceAsStream() vs FileInputStream
...ly controllable. You should really prefer using absolute paths in the File API instead of relative paths. E.g. C:\full\path\to\file.ext.
You don't want to hardcode or guess the absolute path in Java (web)applications. That's only portability trouble (i.e. it runs in system X, but not in system Y). T...
What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
...ue has mostly been supplanted by the ability to use the JavaScript History API that was introduced alongside HTML5. For a URL like www.example.com/ajax.html#!key=value, Google will check the URL www.example.com/ajax.html?_escaped_fragment_=key=value to fetch a non-AJAX version of the contents.
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When would you use .git/info/exclude instead of .gitignore to exclude files?
... a different editor). OTOH, my project .gitignore files ignore things like API keys and build artifacts—those are for the project, and should be the same for everyone on the project.
Does that help?
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