大约有 40,000 项符合查询结果(耗时:0.0573秒) [XML]

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“Incorrect string value” when trying to insert UTF-8 into MySQL via JDBC?

...ter you can change the column encoding from utf8 to utf8mb4. This encoding allows storage of characters that occupy 4 bytes in UTF-8. You may also have to set the server property character_set_server to utf8mb4 in the MySQL configuration file. It seems that Connector/J defaults to 3-byte Unicode ot...
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How do I add custom field to Python log format string?

...LoggerAdapter so you don't have to pass the extra info with every logging call: import logging extra = {'app_name':'Super App'} logger = logging.getLogger(__name__) syslog = logging.StreamHandler() formatter = logging.Formatter('%(asctime)s %(app_name)s : %(message)s') syslog.setFormatter(formatte...
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How do I check if the Java JDK is installed on Mac?

How do you check if Java SDK is installed on a Mac? 8 Answers 8 ...
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Generic deep diff between two objects

... }, isFunction: function (x) { return Object.prototype.toString.call(x) === '[object Function]'; }, isArray: function (x) { return Object.prototype.toString.call(x) === '[object Array]'; }, isDate: function (x) { return Object.prototype.toString.call(x) === '[ob...
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Python division

...-100 and was having problems only to notice that even with no variables at all, this does not evaluate the way I would expect it to: ...
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Assigning out/ref parameters in Moq

... For 'out', the following seems to work for me. public interface IService { void DoSomething(out string a); } [TestMethod] public void Test() { var service = new Mock<IService>(); var expectedValue = "value"; service.Setup(s => s.DoSomething(out expectedValue)); ...
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How do I get Flask to run on port 80?

...roxy HTTP traffic through apache2 to Flask. This way, apache2 can handle all your static files (which it's very good at - much better than the debug server built into Flask) and act as a reverse proxy for your dynamic content, passing those requests to Flask. Here's a link to the official documen...
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List all files in one directory PHP [duplicate]

What would be the best way to list all the files in one directory with PHP? Is there a $_SERVER function to do this? I would like to list all the files in the usernames/ directory and loop over that result with a link, so that I can just click the hyperlink of the filename to get there. Thanks! ...
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django change default runserver port

... You can't run the development server programmatically, so a custom command won't work unless it calls the shell using something like call. If this solution works for you please make sure to mark it as solved. – Pablo Albornoz May 13 '1...
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@Transactional(propagation=Propagation.REQUIRED)

... use beyond that provided in the Spring Docs Consider this code... class Service { @Transactional(propagation=Propagation.REQUIRED) public void doSomething() { // access a database using a DAO } } When doSomething() is called it knows it has to start a Transaction on the data...