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How to find a hash key containing a matching value

... According to ruby doc http://www.ruby-doc.org/core-1.9.3/Hash.html#method-i-key key(value) is the method to find the key on the base of value. ROLE = {"customer" => 1, "designer" => 2, "admin" => 100} ROLE.key(2) it will return the "designer"...
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C++及Windows异常处理(try,catch; __try,__finally, __except) - C/C++ - ...

...常处理使用标示逐一说明 本文参考了如下博文: http://www.cnblogs.com/wenziqi/archive/2010/08/26/1809074.html http://blog.csdn.net/lvwenshuai/article/details/6163342 http://topic.csdn.net/t/20030527/10/1838724.html http://zhidao.baidu.com/question/183400727.html C++ 异常...
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Getting visitors country from their IP

...pose, $support)) { $ipdat = @json_decode(file_get_contents("http://www.geoplugin.net/json.gp?ip=" . $ip)); if (@strlen(trim($ipdat->geoplugin_countryCode)) == 2) { switch ($purpose) { case "location": $output = array( ...
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This type of CollectionView does not support changes to its SourceCollection from a thread different

...; _matchObsCollection.Add(match), null); Take a look at this tuto http://www.codeproject.com/Articles/31971/Understanding-SynchronizationContext-Part-I share | improve this answer | ...
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Spring Boot - parent pom when you already have a parent pom

...-04 with 1.5.9.RELEASE. I have full code and runable example here https://www.surasint.com/spring-boot-with-no-parent-example/ You need this as a basic <dependencyManagement> <dependencies> <dependency> <!-- Import dependency management ...
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How to log request and response body with Retrofit-Android?

I can't find relevant methods in the Retrofit API for logging complete request/response bodies. I was expecting some help in the Profiler (but it only offers meta-data about response). I tried setting the log level in the Builder, but this doesn't help me either : ...
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OS detecting makefile

I routinely work on several different computers and several different operating systems, which are Mac OS X, Linux, or Solaris. For the project I'm working on, I pull my code from a remote git repository. ...
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Nested classes' scope?

...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
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jQuery date/time picker [closed]

... has a much-improved interface, so I hope it now meets your needs: http://www.ama3.com/anytime/ Any problems, please let me know via the comment link on my website! share ...
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No module named pkg_resources

...age is caused by a missing/broken Python setuptools package. Per Matt M.'s comment and setuptools issue #581, the bootstrap script referred to below is no longer the recommended installation method. The bootstrap script instructions will remain below, in case it's still helpful to anyone. Legacy A...