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Why is it not possible to extend annotations in Java?

... enum AnnotationCategory { GENERAL, SEMANTICS, VALIDATION, ETC } @Category(category={AnnotationCategory.GENERAL, AnnotationCategory.SEMANTICS}) public @interface FooBarAnnotation { } share | ...
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Memcached下一站:HandlerSocket! - 更多技术 - 清泛网 - 专注C/C++及内核技术

...HandlerSocket的潜力。 注:apt包管理下的配置文件一般是/etc/mysql/my.cnf,否则一般是/etc/my.cnf 最后登陆MySQL并激活HandlerSocket插件: mysql> INSTALL PLUGIN handlersocket soname 'handlersocket.so'; 重启一下MySQL服务,如果没有问题,就能在MySQL里...
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Is there an opposite to display:none?

...n CSS, so there are several different values (block, inline, inline-block etc — see the documentation for these values here ). display:none removes an element from the page layout entirely, as if it wasn’t there. All other values for display cause the element to be a part of the page, so in a...
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Should I use `this` or `$scope`?

...casting events, accessing form validation variables inside your controller etc. This leads to a somewhat mixed environment where you still need to inject $scope even though you use the controller as feature. – Beyers Nov 17 '13 at 14:10 ...
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Adding a public key to ~/.ssh/authorized_keys does not log me in automatically

... be simple, but it hides some traps I'm trying to figure. -- SERVER -- In /etc/ssh/sshd_config, set passwordAuthentication yes to let the server temporarily accept password authentication -- CLIENT -- consider Cygwin as Linux emulation and install & run OpenSSH 1. Generate private and public k...
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How do you make an element “flash” in jQuery

...try this first before adding color plugins and trying to flash backgrounds etc. – Simon_Weaver Jun 30 '13 at 6:19 4 ...
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Passing parameters to JavaScript files

...some_default_value'; } alert(my_var_2); // to view the variable value ...etc... share | improve this answer | follow | ...
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Generate Java class from JSON?

...ble as a maven plugin, ant task, gradle extension, CLI tool, java library, etc... – joelittlejohn Nov 20 '17 at 23:42  |  show 33 more comment...
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Why does Boolean.ToString output “True” and not “true”

...rything public in .NET is CamelCase - System.Boolean, True, System.String, etc - it's C#'s C heritage that lead to the aliasing of String to string, Boolean to bool, True to true, etc. (Although my personal preference is still C#). – stusmith Jan 29 '09 at 13:1...
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RESTful Services - WSDL Equivalent

...le clients developed for the major programming languages (Java, .NET, PHP, etc). In my opinion, this places a lot of burden on the service provider. – dana Nov 6 '10 at 16:42 4 ...