大约有 434 项符合查询结果（耗时：0.0448秒） [XML]
Why are Oracle table/column/index names limited to 30 characters?
...tually, I think it's the SQL-92 standard.
A later version of the standard appears to optionally allow for 128 character names, but Oracle doesn't yet support this (or has partial support for it, insofar as it allows 30 characters. Hmmm.)
Search for "F391, Long identifiers" on this page... http:/...
How do you reference a capture group with regex find and replace in Visual Studio 2012, 2013, 2015,
... in VS 2012 and VS 2015 you do the following:
Surround with (), display capture with $1, $2, $n
Example (thanks to syonip)
In the find options, make sure 'use regular expressions' is checked, and put the following as the text to find:
_platformActions.InstallApp\((.+)\)
And the following as t...
Paste multiple times
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I have this in my .vimrc:
xnoremap p pgvy
(note: this will work only with the default register, but this mapping is easy to remember). Writing a more elaborate version would be possible. Also, you still can use P to get the old behaviour.
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API Versioning for Rails Routes
I'm trying to version my API like Stripe has. Below is given the latest API version is 2.
7 Answers
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Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...括号是可选的，加不加都行，加花括号是为了帮助解释器识别变量的边界，比如下面这种情况：
for skill in Ada Coffe Action Java do
echo "I am good at ${skill}Script"
done
如果不给skill变量加花括号，写成echo "I am good at $skillScript"，解释...
How to show vertical line to wrap the line in Vim?
... is too long.
Here's what I use (you can put this in your .vimrc):
nnoremap <Leader>H :call<SID>LongLineHLToggle()<cr>
hi OverLength ctermbg=none cterm=none
match OverLength /\%>80v/
fun! s:LongLineHLToggle()
if !exists('w:longlinehl')
let w:longlinehl = matchadd('ErrorMsg'...
iOS difference between isKindOfClass and isMemberOfClass
...w
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edited Apr 29 '11 at 23:03
ma11hew28
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Using Git with Visual Studio [closed]
...tching to SVN with a colleague; he suggested using Git instead. Since, apparently, it can be used as peer-to-peer without a central server (we are a 3-developer team).
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那些微信公众大号是如何赚钱的？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...体和新媒体有三个特征：清晰的用户描述、内容有高度的识别性、具备商业化的可能。而估值的标准，除了用户基数和阅读数，公众号类型也是一个重要指标。公众号“微果酱”认为，垂直类原创大号最容易形成“广告+电商+O2O...
Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...况：
这属于js中文乱码问题，你看中文文件名完全没有识别出来，看一下你的viewer.html文件在<head>标记是不是有这句：<meta charset="utf-8">
换成：<meta http-equiv="Content-Type" content="text/html" charset="gb2312" > 就可以啦！说白了就是charset...