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Fitting a line in 3D

Are there any algorithms that will return the e开发者_开发问答quation of a straight line from a set of 3D data points? I can find plenty of sources which will give the equation of a line from 2D data[详细]

2022-12-20 13:44 分类：问答
微软为收购诺基亚不惜与华为反目？

腾讯科技讯2011年，谷歌斥资125亿美元收购安卓手机制造商摩托罗拉移动。然而，今年，谷歌将摩托罗拉移动出售给联想集团。谷歌做出这一奇怪决定的重要原因是，收购摩托罗拉移动极大地冷却了谷歌与全球最大安卓手机制[详细]

2022-12-20 11:55 分类：问答
Extracting XML with PHP

I know how to use simplexml_load_file to get XML results if the XML format is <bowlcontents> <banana>yellow</banana>[详细]

2022-12-20 06:51 分类：问答
Restrict stored procedure to only perform SELECT operations

Is is possible to restrict a stored proc to only SELECT from a database. I want a stored proc which only selects data to execute correctly and a stored proc with UPDATE, CREATE, DELETE operations to[详细]

2022-12-20 00:34 分类：问答
Remove ActiveRecord in Rails 3

Now that Rails 3 beta is out, I thought I\'d have a look at rewriting an app I have just started work on in Rails 3 beta, both to get a feel for it and get a bit of a head-start. The app uses MongoDB[详细]

2022-12-19 21:21 分类：问答
How can I include value of sharepoint's version column in a word document?

I\'m trying to work out a way to display the contents of the version column from SharePoint (i.e. the value that changes every time a file is checked in) as a field (or something similar) inside of a[详细]

2022-12-19 17:42 分类：问答
Firebird SQL: Check if notNULL constraint is set for a specific column?

I want my C# program to know if the notNULL constraint is set for a specific Firebird database column. Can it be checked dynamically, perhaps by querying the meta data? I find the Firebird documentati[详细]

2022-12-19 17:41 分类：问答
Which exceptions should I watch for in a WebRequest call?

I\'m working on a small but vital batch application which has a step in it to download an image from a remote website I don\'t have any control over. This is quite simple and I got it working already[详细]

2022-12-19 17:36 分类：问答
Gridview: Keep style of SelectedRow

I change the styles of the rows normal, alternate and selected via stylesheets. Additionally I implemented onmouseover, onmouseoout and class with gv_Alternativen_RowDataBound.[详细]

2022-12-19 17:22 分类：问答
XSLT: How to pass a node value to a custom xsl:function ?

I have a simple function that I want to pass the value of a node to. <xsl:function name=\"f:getdatetimetype\" as=\"xs:string\">[详细]

2022-12-19 14:27 分类：问答