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Best way to generate random file names in Python
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Calls to the add_prefix('style.css') generates sequence like:
a38ff35794ae366e442a0606e67035ba_style.css
7a5f8289323b0ebfdbc7c840ad3cb67b_style.css
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Inputting a default image in case the src attribute of an html is not valid?
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<img src="https://cdn.sstatic.net/Img/unified/sprites.svg?v=e5e58ae7df45" alt="Stack Overflow logo and icons and such">
</object>
</p>
</body>
</html>
Since the first image doesn't exist, the fallback (the sprites used on this web site*) will...
Rank items in an array using Python/NumPy, without sorting array twice
...ipy.stats method, too. Results: gist.github.com/naught101/14042d91a2d0f18a6ae4
– naught101
Aug 18 '15 at 3:03
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不同品牌的防火墙组成高可靠性集群 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...由软件。最新版本的 Zebra 以及文档可以从 GNU Zebra 网站上下载：http://www.zebra.org/ Zebra ;的设计独特，采用模块的方法来管理协议。可以根据网络需要启用或者禁用协议。
Zebra 最为实用的一点是它的配置形式同 Cisco IOS 极其类似...
Trying to fix line-endings with git filter-branch, but having no luck
...This leverages a new --renormalize flag added in git v2.16.0, released Jan 2018. For older versions of git, there are a few more steps:
$ echo "* text=auto" >>.gitattributes
$ rm .git/index # Remove the index to force git to
$ git reset # re-scan the working directory
$ git statu...
When a 'blur' event occurs, how can I find out which element focus went *to*?
... this answer helped my a TON by solving some other problem... Thanks Michael!
– Alex
Dec 29 '10 at 19:06
@MichielBor...
Oracle 11.2.0.4 RAC FOR redhat 6.4 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...可以不安装或在安装完 pdksh 以后再安装。
将pdksh 程序包下载到本地。 Pdksh安装包需要在网上下载光盘里没有
# rpm -ivh pdksh-5.2.14-37.el5_8.1.x86_64.rpm
注意：如果提示该程序包与 ksh冲突，如果已经安装 ksh，建议使用命令 rpm -e ksh...
Why wasn't PyPy included in standard Python?
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As of 2018, PyPy now runs on more architectures x86 (32/64 bits on Linunx, Windows, MacOS and BSDs), but also, on Linux, newer ARM hardware (ARMv6 or ARMv7, with VFPv3), big- and little-endian variants of PPC64, and s390x.
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How to change the default font size in ggplot2
...the theme:
qplot(1:10, 1:10) + theme_grey(base_size = 18)
ggplot(mtcars, aes(x = mpg, y = cyl)) +
geom_point() +
theme_grey(base_size = 18)
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Parsing HTML into NSAttributedText - how to set font?
...onverting UIColor to hex string: gist.github.com/yannickl/16f0ed38f0698d9a8ae7
– Miroslav Hrivik
Aug 16 '17 at 14:19
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