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“Order by Col1, Col2” using entity framework
I need to order by 2 columns using the entity framework.
5 Answers
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return query based on date
...after a given date:
db.gpsdatas.find({"createdAt" : { $gte : new ISODate("2012-01-12T20:15:31Z") }});
I'm using $gte (greater than or equals), because this is often used for date-only queries, where the time component is 00:00:00.
If you really want to find a date that equals another date, the s...
Is there a way to instantiate objects from a string holding their class name?
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229
Nope, there is none, unless you do the mapping yourself. C++ has no mechanism to create object...
Getting MAC Address
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Python 2.5 includes an uuid implementation which (in at least one version) needs the mac address. You can import the mac finding function into your own code easily:
from uuid import getnode as get_mac
mac = get_mac()
The return ...
Does setting Java objects to null do anything anymore?
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answered May 12 '09 at 3:11
Neil CoffeyNeil Coffey
20.2k66 gold badges5555 silver badges7878 bronze badges
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Is there a way to break a list into columns?
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259
The CSS solution is: http://www.w3.org/TR/css3-multicol/
The browser support is exactly what ...
Apache两种工作模式区别及配置切换 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...in下，使用以下命令查看即可。使用命令：. httpd -v示例：2、查看Apache当前工作模...1、Redhat Linux下查看apache版本号
在Apache安装目录bin下，使用以下命令查看即可。
使用命令：./httpd -v
示例：
2、查看Apache当前工作模式
Apach...
JavaScript file upload size validation
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edited Aug 22 '12 at 12:04
answered Sep 15 '10 at 13:05
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cannot download, $GOPATH not set
I want to install json2csv using go get github.com/jehiah/json2csv but I receive this error:
15 Answers
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Wget output document and headers to STDOUT
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answered Apr 8 '14 at 2:27
Joseph LustJoseph Lust
16.4k77 gold badges6969 silver badges7070 bronze badges
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