大约有 13,330 项符合查询结果(耗时:0.0356秒) [XML]

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NodeJS: How to get the server's port?

...eServer(); // Configuration app.configure(function(){ app.set('views', __dirname + '/views'); app.use(express.bodyDecoder()); app.use(express.methodOverride()); app.use(express.compiler({ src: __dirname + '/public', enable: ['less'] })); app.use(app.router); app.use(express.staticProvi...
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What is C# analog of C++ std::pair?

...ect Here is my pair class public class Pair<X, Y> { private X _x; private Y _y; public Pair(X first, Y second) { _x = first; _y = second; } public X first { get { return _x; } } public Y second { get { return _y; } } public override bool E...
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Run an OLS regression with Pandas Data Frame

... I accidentally typed formulas instead and got weird error: TypeError: from_formula() takes at least 3 arguments (2 given) – denfromufa Nov 14 '16 at 18:19 ...
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Get file name from URL

... If you let String url = new URL(original_url).getPath() and add a special case for filenames that don't contain a . then this works fine. – Jason C May 6 '15 at 20:28 ...
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Why #define TRUE (1==1) in a C boolean macro instead of simply as 1?

... C++) However, it would be better to check whether C++ is in use (via the __cplusplus macro) and actually use true and false. In a C compiler, this is equivalent to 0 and 1. (note that removing the parentheses will break that due to order of operations) ...
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What is the meaning and difference between subject, user and principal?

... (SO disallows linebreaks in comments): John (human) SUBJECT > username_1 PRINCIPAL > password_1 USER John (human) SUBJECT > username_1 PRINCIPAL > password_2 USER John (human) SUBJECT > username_1 PRINCIPAL > smartcard_1 USER John (human) SUBJECT > username_1 PRINCIPAL > ce...
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Difference between dispatch_async and dispatch_sync on serial queue?

... ensure the serial execution of tasks. The only difference is that dispatch_sync only return after the block is finished whereas dispatch_async return after it is added to the queue and may not finished. for this code dispatch_async(_serialQueue, ^{ printf("1"); }); printf("2"); dispatch_async(_se...
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static const vs #define

...instead of using static. For example namespace { unsigned const seconds_per_minute = 60; }; int main (int argc; char *argv[]) { ... } share | improve this answer | foll...
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Deprecated: mysql_connect()

...em. The way with MySQLi would be like this: <?php $connection = mysqli_connect('localhost', 'username', 'password', 'database'); To run database queries is also simple and nearly identical with the old way: <?php // Old way mysql_query('CREATE TEMPORARY TABLE `table`', $connection); // Ne...
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What are allowed characters in cookies?

...s in both cookie name and value? According to the ancient Netscape cookie_spec the entire NAME=VALUE string is: a sequence of characters excluding semi-colon, comma and white space. So - should work, and it does seem to be OK in browsers I've got here; where are you having trouble with it? ...