大约有 3,000 项符合查询结果（耗时：0.0119秒） [XML]
What are the use cases of Graph-based Databases (http://neo4j.org/)? [closed]
...ing how to load data that was stored in tables (Oracle, MySQL, SQL Server, Excel, Access, various random lists) and loading it into Neo4J, or some other graph database. Specifcally, what happens when common data overlaps existing data already in the system.
Yes, I know some data is best modeled ...
Why are dates calculated from January 1st, 1970?
...s that dominant. For example:
Countless millions (billions?) of Microsoft Excel & Lotus 1-2-3 documents use January 0, 1900 (December 31, 1899).
The world now has over a billion iOS/OS X devices using the Cocoa (NSDate) epoch of 1 January 2001, GMT.
The GPS satellite navigation system uses Janu...
Import CSV file to strongly typed data structure in .Net [closed]
... necessarily authoritative, as many CSV writers do not comply with it e.g. Excel does not always use a comma in "CSV" files. Also didn't my previous answer already say the class could be used from C#?
– MarkJ
Oct 10 '11 at 15:29
...
Is XSLT worth it? [closed]
... as requested by the end user. I had a fairly random request to provide as Excel data. A former colleague had done something similar programatically but it required a module of a few class files and that the server had MS Office installed! Turns out Excel has an XSD: new functionality with minimum b...
C++/COM VARIANT实现二维数组 - C/C++ - 清泛网 - 专注C/C++及内核技术
...因此，减少传递次数是提高效率的一种有效方法。其中，Excel表格的操作就可能涉及到大量数据，一次传递一个二维数组是提高对Excel表的操作效率。下面以两种不同方式来实现VARIANT二维数组的操作。
1、使用SAFEARRAY实现二维数...
App Inventor 2 中文网VIP专享内容 · App Inventor 2 中文网
...里云短信服务，实现短信验证码功能
产品级技巧
【EXCEL】App Inventor 2 实现导出Excel全方案总结
【拍照录像】App Inventor 2 自定义拍照及录像媒体文件的路径，进行目录规整
[【动画制作】制作一个类游戏闯关成功跳入下一...
What's the difference between RSpec and Cucumber? [closed]
...{ page.should have_content article.title }
end
end
This blog series is excellent on getting going with RSpec.
share
|
improve this answer
|
follow
|
...
Search for selection in vim
...s in your registers and then using cntl-R N to get what's in register N is excellent!
– Rob Wells
Dec 15 '08 at 20:22
add a comment
|
...
Delete all Duplicate Rows except for One in MySQL? [duplicate]
...
Excellent solution. It worked perfectly. But I have one suggestion here we should swap the conditions. Instead of [WHERE n1.id > n2.id AND n1.name = n2.name] we should write [WHERE n1.name = n2.name AND n1.id > n2.id] i...
Office在线预览及PDF在线预览的实现方式大集合 - 更多技术 - 清泛网 - 专注...
...必须安装Office软件。
2、导出PDF文件本身是个打印过程，Excel页面格式未设置，会出现一张表格打印出多页来，阅读体验大大下降。
3、转换过程非常耗费资源，低配的CPU几乎能跑满，服务器卡死。转换时间也非常漫长，这个时...