大约有 40,000 项符合查询结果(耗时:0.0678秒) [XML]

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Redis: Show database size/size for keys

...--------+--------------------------------------------------- notification_3109439 | 88.14% | 0.0% | 2 minutes user_profile_3897016 | 11.86% | 99.98% | 20 seconds -------...
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Cached, PHP generated Thumbnails load slowly

...ey are both true then the following check should be made: Is there a HTTP_IF_MODIFIED_SINCE header Is the cached version's last modified time the same as the HTTP_IF_MODIFIED_SINCE If either of these are false the cached thumbnail should be returned. If both of these are true then a 304 http st...
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Correct way to pass multiple values for same parameter name in GET request

...s multiple values from this example at w3schools. <form action="/action_page.php"> <select name="cars" multiple> <option value="volvo">Volvo</option> <option value="saab">Saab</option> <option value="opel">Opel</option> <option value="audi"...
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Picking a random element from a set

...See [boost's docs][1] for a little more in this. [1] boost.org/doc/libs/1_43_0/doc/html/unordered/buckets.html – Aaron McDaid Jul 20 '10 at 13:50 ...
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How do I concatenate two strings in C?

...-terminator. char* concat(const char *s1, const char *s2) { const size_t len1 = strlen(s1); const size_t len2 = strlen(s2); char *result = malloc(len1 + len2 + 1); // +1 for the null-terminator // in real code you would check for errors in malloc here memcpy(result, s1, len1); ...
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Correct way to close nested streams and writers in Java [duplicate]

...hingies to close when finished private List<Closeable> closeables_ = new LinkedList<Closeable>(); // give the implementer a way to track things to close // assumes this is called in order for nested closeables, // inner-most to outer-most protected final <T extend...
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Padding or margin value in pixels as integer using jQuery

...l return the value with "px" on the end? – ingredient_15939 Sep 6 '12 at 16:12 22 @ingredient_159...
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Are there any disadvantages to always using nvarchar(MAX)?

...e, the value gets pushed out of row based on may more factors, including sp_tableoptions: msdn.microsoft.com/en-us/library/ms173530.aspx. VARCHAR(255) types can also b pushed out of row, the 'overhead' mentioned may be exactly the same for MAX and 255. It compares MAX types with TEXT types, when the...
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Unicode Processing in C++

...th, capitalization status, etc. Never use standard library builtins like is_alpha unless that is the definition you want. I can't say it enough: never iterate over the indices of a string if you care about correctness, always use your unicode library for this. ...
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Regex replace uppercase with lowercase letters

...rt, these are the docs for the format strings like \L: boost.org/doc/libs/1_44_0/libs/regex/doc/html/boost_regex/… – Alex K. Apr 3 '16 at 13:09 4 ...