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Proper MIME media type for PDF files

...pe / media type name [+suffix] Examples: "application/xhtml+xml", "image/png" Vendor: Vendor tree is used for media types associated with publicly available products. It uses vnd. facet. type / vnd. media type name [+suffix] - used in the case of well-known producer type / vnd. producer'...
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Hiding axis text in matplotlib plots

...ff', labeltop='off', labelright='off', labelbottom='off') plt.savefig('foo.png', dpi=100, bbox_inches='tight', pad_inches=0.0) I used the tick_params call to basically shut down any extra information that might be rendered and I have a perfect graph in my output file. ...
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How to determine MIME type of file in android?

Suppose I have a full path of file like:(/sdcard/tlogo.png). I want to know its mime type. 27 Answers ...
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为维护国家安全 中国限制出口无人机和高性能计算机 - 资讯 - 清泛网 - 专注...

...技术指标】 1.无人驾驶航空飞行器和无人驾驶飞艇 1.1在操作人员自然视距以外,能够可控飞行,并具有下述任一特性的无人驾驶航空飞行器或无人驾驶飞艇(海关商品编号:8802200011、8801009010): 1.1.1 最大续航时间大于等于30...
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C++ Lock-free Hazard Pointer(冒险指针) - C/C++ - 清泛网 - 专注C/C++及内核技术

...每次读取都需要修改引用计数,高并发场景下这样的原子操作也会成为性能瓶颈,毕竟原子加对应的 CPU 指令 lock add 也可以看成是微型锁。 Linux 内核中提供了 RCU 方法,笔者目前对此还没有太多的了解。本文主要介绍 Hazard Pointe...
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MySQL一次主从数据不一致的问题解决过程 - 数据库(内核) - 清泛网 - 专注C/...

...原理 用pt-table-sync修复不一致的数据 描述了工具原理 操作过程 只把过程和用到的东西解释了下,有些参数选项等还需要查阅文档。两台机器都是centos6.5 mysql版本都是5.6 , 由于是线上环境,这里ip和密码等敏感信息修改了下。...
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Html helper for

...d = true; break; case ("image/png"): isSupported = true; break; case ("audio/mp3"): isSupported = true; break; cas...
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CSS checkbox input styling

...w to do with the gray background as in this image (i.stack.imgur.com/Q23fy.png), if you can look at my post (pt.stackoverflow.com/questions/436890/estilizar-checkbox). Thanks. – Tiago Feb 21 at 22:48 ...
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怎么往SetTimer的回调函数传递参数 - C/C++ - 清泛网 - 专注C/C++及内核技术

...息,然后处理之,这个过程有两个参与者,一 个是windows系统,它主要负责投递消息,收不收是用户线程的事,另一个就是用户线程,它主要负责取出消息并处理消息,即使用户线程因为睡眠或者根本 就没有设定消息循环,系统...
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How do I run Asynchronous callbacks in Playground

...ent.finishExecution() } let url = URL(string: "http://i.imgur.com/aWkpX3W.png") let task = URLSession.shared.dataTask(with: url!) { (data, response, error) in var image = UIImage(data: data!) // complete execution completeExecution() } task.resume() ...