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How to run a background task in a servlet based web application?

... You can use cron4j. http://www.sauronsoftware.it/projects/cron4j/manual.php share | improve this answer | follow | ...
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Lua简明教程 - 脚本技术 - 清泛IT论坛,有思想、有深度

...一个Key Value的数据结构,它很像Javascript中的Object,或是PHP中的数组,在别的语言里叫Dict或Map,Table长成这个样子:haoel = {name="ChenHao", age=37, handsome=True}复制代码 下面是table的CRUD操作:haoel.website="http://coolshell.cn/" lo...
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jQuery: Wait/Delay 1 second without executing code

... Yes... its a callback to the function and does not block. Thanks for the answer, it fixed my issue. – Bertus Kruger May 2 '15 at 20:46 ...
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Camera 扩展:相机拍照和录像,程序控制拍照、自动拍照实现,而无需点击系...

...g:hover { color: #3773f5 } .feedback-pop .feedback-img { display: inline-block; width: 24px; height: 24px; margin-bottom: 4px; background: url(/static/images/feedback.svg) 50% / 100% auto no-repeat; } 文档反馈 切换 目录 在线 客服 ...
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CSS Selector “(A or B) and C”?

... At that point, I might as well just use PHP printing "Content-type: text/css" – Josh Sep 22 '11 at 15:53 add a comment  |...
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Markdown `native` text alignment

... This method works on SquareSpace Markdown blocks, as of August 15th, 2018. – ikjadoon Aug 16 '18 at 1:40 add a comment  |  ...
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What is a Proxy in Doctrine 2?

...doctrine can't create the object if it only has half of the properties. In php i am able to create an object even if i don't set all properties. – sanders Jul 20 '11 at 11:44 1 ...
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How to allocate aligned memory only using the standard library?

...re expected to write a full memory allocator and ensure that the 1024-byte block you return is appropriately aligned. If that is the case, you probably end up doing an operation fairly similar to what the proposed solution did, but you hide it inside the allocator. However, if the interviewer exp...
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Gradle build without tests

..... in a configure(subprojects.findAll {javaProjects.contains(it.name)}) {} block in your root build.gradle and it will work for all projects. – timm Oct 11 '14 at 8:07 ...
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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?

... Both Perl and PHP use =>. I'd guess that Ruby, being heavily inspired by Perl, borrowed the syntax from Perl :) – Daniel Serodio Aug 7 '17 at 19:19 ...