大约有 40,000 项符合查询结果(耗时:0.0648秒) [XML]

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Error during SSL Handshake with remote server

...n docker, reverse proxy & web server. This error started happening for all my websites all of a sudden after 1 year. When setting up earlier, I generated a self signed certificate on the web server. So, I had to generate the SSL certificate again and it started working... openssl req -x509 -no...
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What is the difference between include and extend in Ruby?

...end Mod. In this case the individual object gets Mod's methods even though all other objects with the same class as o do not. share | improve this answer | follow ...
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Serializing an object as UTF-8 XML in .NET

...o a string again, so its no longer in UTF-8, but back in UTF-16 (though ideally its best to consider strings at a higher level than any encoding, except when forced to do so). To get the actual UTF-8 octets you could use: var serializer = new XmlSerializer(typeof(SomeSerializableObject)); var mem...
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Select count(*) from multiple tables

How can I select count(*) from two different tables (call them tab1 and tab2 ) having as result: 18 Answers ...
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What is the difference between allprojects and subprojects

...dle build, can someone tell me what exactly is the difference between the "allprojects" section and the "subprojects" one? Just the parent directory? Does anyone use both? If so, do you have general rules that determines what typically is put in each one? ...
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What is the purpose of AsQueryable()?

...emory data source so that you can more easily test methods that will eventually be used on a non-enumerable based IQueryable. You can write helper methods for manipulating collections that can apply to either in-memory sequences or external data sources. If you write your help methods to use IQuery...
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Why doesn't the JVM cache JIT compiled code?

... I would personally be fine with a "just persist the JIT profiling information between runs" option with all the warnings that "this will only be valid with exact same JVM, same data etc and otherwise ignored". Regarding why this has not b...
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How can I see the current value of my $PATH variable on OS X?

...to display the PATH variable or you can just execute set or env to display all of your environment variables. By typing $PATH you tried to run your PATH variable contents as a command name. Bash displayed the contents of your path any way. Based on your output the following directories will be se...
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What is the advantage of GCC's __builtin_expect in if else statements?

... I guess it should be something like: cmp $x, 0 jne _foo _bar: call bar ... jmp after_if _foo: call foo ... after_if: You can see that the instructions are arranged in such an order that the bar case precedes the foo case (as opposed to the C code). This can utilise the CPU ...
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What is “incremental linking”?

I've looked at Microsoft's MSDN and all around the web, but I still haven't been able to get a really good idea of what it is. ...