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matplotlib does not show my drawings although I call pyplot.show()

... 'TkAgg', 'WX', 'WXAgg', 'CocoaAgg', 'agg', 'cairo', 'emf', 'gdk', 'pdf', 'ps', 'svg', 'template'] Reference: Customizing matplotlib share | improve this answer | follow...
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How do I create a Bash alias?

...t I could put prompt info, alias, functions, etc. in it. Here are the steps if you would like to create one: Start up Terminal Type cd ~/ to go to your home folder Type touch .bash_profile to create your new file. Edit .bash_profile with your favorite editor (or you can just type open -e .bash_p...
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Why is Node.js single threaded? [closed]

...at there's an os level process running per worker.. You'll see them using "ps" command. So that potentially means thousands of processes running on the machine at once - that's nuts! – foreyez Jul 31 '13 at 0:50 ...
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Django MEDIA_URL and MEDIA_ROOT

... PS. You can then use this in your templates: <img src="{{ MEDIA_URL }}images/myimage.png"/> – Micah Carrick Apr 1 '11 at 19:45 ...
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Disable scrolling on ``

.... Reference: developer.mozilla.org/en-US/docs/Web/API/Element/wheel_event PS. I'm not the one who down vote. – vee Jan 19 at 9:08 add a comment  |  ...
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Backup/Restore a dockerized PostgreSQL database

...store your databases cat your_dump.sql | docker exec -i your-db-container psql -U postgres share | improve this answer | follow | ...
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Swift 和 .Net 开源,回顾 2015 年 9 大开源事件 - 开源 & Github - 清泛网 - 专注IT技能提升

...发生的9件开源大事吧! 1、苹果宣布 Swift 开源 今年大的故事因宣布新的编程语言 Swift 开源而颁给苹果公司。在此过程中,苹果的公关团队宣称全球大的电脑公司将开源作为重要的战略部分,在开源社区拒绝之后苹果...
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“hello, world” 起源及其他 - 创意 - 清泛网 - 专注C/C++及内核技术

...ction to the Language B)”时初次使用(程序),这是目前已知早的在计算机著作中将hello和world一起使用的记录。之后,在1978年,他在他和Dennis Ritchie合作撰写的C语言圣经“The C Programming Language”中,延用了“hello, world”句式,作...
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让Google Chrome崩溃?只需16个字节! - 创意 - 清泛网 - 专注C/C++及内核技术

...me 有着“吃内存”等方面的一些抱怨,但这并不影响成为受欢迎的浏览器。当然,用的人多了,它被发现的 bug 数量也也所增加。 据 VentureBeat 报道,近的一个 bug 是——Andris Atteka 发现,Chrome 竟然可以被简单的 16 个字符(U...
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程序员,你有多久没有跳出技术关注业界了? - 创意 - 清泛网 - 专注C/C++及内核技术

...自己专业领域的专注,往往错过了更多其他的东西,其中重要的一条就是对业界的关注。 对业界的关注,我们分为三个层次,第一是关注本领域的技术发展,这是程序员成长的重要根本,在本系列的第二篇分析过。第二、除...