大约有 40,000 项符合查询结果(耗时:0.0358秒) [XML]

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RabbitMQ / AMQP: single queue, multiple consumers for same message?

....log(payload) }) }) setInterval( function() { var test_message = 'TEST '+count sendMessage(exchange, test_message) count += 1; }, 2000) }) }) share | im...
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Provide an image for WhatsApp link sharing

...r even store the website preview to their database. This means when you're testing your link in WhatsApp or Facebook for example, you'll most likely not see any difference right away. Using another link (another page) will do the trick. But as soon as you use that link once, this "please note" secti...
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How do I retrieve an HTML element's actual width and height?

...ready been answered. Just some helpful information and yes all the main latest version browsers do agree on these values - which is a good thing. – Graham Mar 14 '16 at 11:13 3 ...
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Using the “final” modifier whenever applicable in Java [closed]

...void common cases of a NullPointerException: final FileInputStream in; if(test) in = new FileInputStream("foo.txt"); else System.out.println("test failed"); in.read(); // Compiler error because variable 'in' might be unassigned By preventing a variable from being assigned more than once, you ...
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psycopg2: insert multiple rows with one query

...ycopg arguments substitution cursor.execute(insert_query, data) Or just testing what will be sent to the server print (cursor.mogrify(insert_query, data).decode('utf8')) Output: insert into t (a, b) values (1, 'x'),(2, 'y') ...
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Bulk package updates using Conda

... the Conda Package Manager is almost ready for beta testing, but it will not be fully integrated until the release of Spyder 2.4 (https://github.com/spyder-ide/spyder/wiki/Roadmap). As soon as we have it ready for testing we will post something on the mailing list (https://gro...
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JavaScript: Get image dimensions

...r; } getMeta("http://www.google.hr/images/srpr/logo3w.png").done(function(test){ alert(test.w + ' ' + test.h); }); share | improve this answer | follow |...
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split string only on first instance - java

... String string = "This is test string on web"; String splitData[] = string.split("\\s", 2); Result :: splitData[0] => This splitData[1] => is test string String string = "This is test string on web"; String splitData[] = string.split("\\s...
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How can I perform a reverse string search in Excel without using VBA?

... This one is tested and does work (based on Brad's original post): =RIGHT(A1,LEN(A1)-FIND("|",SUBSTITUTE(A1," ","|", LEN(A1)-LEN(SUBSTITUTE(A1," ",""))))) If your original strings could contain a pipe "|" character, then replace b...
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Gmail's new image caching is breaking image links in newsletter

...deployed your php code on your server but you forgot to upload images. you tested once with your email logic. your system generated an HTML email. When this email will hit the gmail server GoogleImageProxy will try to fetch and store the images from your site to its own proxy server. while fetching ...