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How to save a Python interactive session?
...as
%save current_session ~0/
%save previous_session ~1/
Look at the videos on the presentation page to get a quick overview of the features.
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django change default runserver port
...ution for I wouldn't recommend it to run the development environment. You lose the advantage of having the server output on the terminal, among other things. If you really want to use supervisor my advice would be to use it with a fully featured WSGI server like Gunicorn. Please don't run the develo...
warning about too many open figures
...yplot interface (matplotlib.pyplot.figure) are retained until explicitly closed and may consume too much memory.
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优化InnerHTML操作 - 更多技术 - 清泛网 - 专注C/C++及内核技术
优化InnerHTML操作多数现代浏览器都实现了innerHTML操作，它的方便性让我们爱不释手，但如果使用不当，很容易出现效率问题，本文通过一个例子来说明如何优化i...多数现代浏览器都实现了innerHTML操作，它的方便性让我们爱不释...
What's a good IDE for Python on Mac OS X? [closed]
...he coding practices are heavily centered around TDD and refactoring, and whose primary development language is Python. I come from the Java world, and have been a confident user of Eclipse for a good, long time. When not working in Java, I use emacs.
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MVC演化史 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...但它仍然存在硬伤：
首先随着以微软视窗为主的图形化操作系统的兴起，操作系统本身提供了一套原生的View接口，用来截获用户通过鼠标或键盘发出的请求，结果让Controller显得多余了。
其次由于在Application Model MVC中，View的...
MySQL主从服务器数据一致性的核对与修复 - 数据库(内核) - 清泛网 - 专注C/...
...可以搞定此类问题。它们的安装很简单，可以依照自己的操作系统选择下载rpm或者deb软件包来安装，当然也可以使用源代码来安装，不过要注意的是，必须确保系统已经安装了依赖的Perl软件包：
shell> perl -MCPAN -e 'install DBI'
she...
一个故事告诉你比特币的原理及运作机制 - 创意 - 清泛网 - 专注C/C++及内核技术
...说，这一点我也想到了。前面忘了说了，我给矿工组织的操作细则手册会说明，刚开始我们协议每生成一页账簿，奖励小组50个比特币，后面，每当账簿增加21,000页，奖励就减半，例如当达到210,000页后，每生成一页账簿奖励25个...
What are the differences between .so and .dylib on osx?
.dylib is the dynamic library extension on OSX, but it's never been clear to me when I can't / shouldn't use a traditional unix .so shared object.
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搭建高可用mongodb集群（三）—— 深入副本集内部机制 - 大数据 & AI - 清...
...构我们在第一节说了整个集群如果主节点挂掉了就得手工操作，上架一个新的主节点或者从从节点恢复数据，不太灵活。
不指定主节点，集群中的任意节点都可以成为主节点。mongodb也就是采用这种架构，一但主节点挂了其...