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How to capitalize the first letter in a String in Ruby
...ts Unicode case mapping:
"мария".capitalize #=> Мария
Ruby 2.3 and lower:
"maria".capitalize #=> "Maria"
"мария".capitalize #=> мария
The problem is, it just doesn't do what you want it to, it outputs мария instead of Мария.
If you're using Rails there's...
How to push to a non-bare Git repository?
...
receive.denyCurrentBranch updateInstead
This options was added in Git 2.3, and it makes the server update its working tree if it is clean.
So if you ensure that you always commit before you pull locally, and keep a clean working tree on the server (which you should do to avoid having merge con...
How big can a user agent string get?
...e any collisions. For my PHP environment I found md5 performed quickly at 2.3 seconds with no collisions. Interestingly I tried crc32 and crc32b and they also performed at 2.3 seconds with no collisions. But, because md5 has more combinations than crc32 and crc32b, md5 would likely have fewer poss...
整合phpcms v9和discuz X3.2实现同步登陆、退出免激活 - 更多技术 - 清泛网...
...，进入“UCenter”，点击“应用管理”。
2、点击“添加新应用”按钮，选择安装方式为”自定义安装“。在展开的”添加新应用“参数配置表中，各项参数配置如下：
应用名称：phpsso
应用的主 URL：http：//localhost/phpcms/ph...
浅谈APM在电子交易系统中的应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...障管理的系统化的解决方案。
应用性能管理是一个比较新的网络管理方向，主要指对企业的关键业务应用进 行监测、优化，提高企业应用的可靠性和质量，保证用户得到良好的服务，降低IT总拥有成本(TCO)。一个企业的关键业...
Convert SQLITE SQL dump file to POSTGRESQL
...y are already deprecated and don't actually work. v3.2.x might work but v3.2.3 is recommended. I have fetched v3.2.3 from bleeding edge and installed with sudo dpkg -i <.deb file name>, it had no problem with dependencies.
– silpol
May 21 '16 at 17:03
...
多媒体组件 · App Inventor 2 中文网
...：打开现有文件
选择目录：打开现有目录
选择新文件：创建一个新文件进行保存
背景颜色
设置文件选择器的背景颜色，使用RGBA数值表示，如果设置了图像属性，则不能显示背景颜色直到删除图像属性为止。
...
C default arguments
...OK, now all of the following would work:
f(3, 8); //i=3, x=8
f(.i=1, 2.3); //i=1, x=2.3
f(2); //i=2, x=3.14
f(.x=9.2); //i=8, x=9.2
Check the rules on how compound initializers set defaults for the exact rules.
One thing that won't work: f(0), because we can't distinguish between...
Boost程序库完全开发指南——深入C++“准”标准库高清PDF版 - 文档下载 - ...
Boost程序库完全开发指南——深入C++“准”标准库高清PDF版C++ Boost 标准库Boost是一个功能强大、构造精巧、跨平台、开源并且完全免费的C++程序库，有着C++‘准’标准库的美誉。它由C++标准委员会部分成员...Boost是一个功能...
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
...，问题不就解决了。其他人纷纷表示认同，但同时也有了新的问题：真实的黄金是需要开采和冶炼的，金矿有限，开采和冶炼也需要成本，所以没有人可以短期凭空制造大量的黄金，可写字就不同了，只要我纸够笔够，随便像写...