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How to count objects in PowerShell?
...orces the Count property to exist by forcing the output to be an array.)
2012.01.30 Update
The above is true for PowerShell V2. One of the new features of PowerShell V3 is that you do have a Count property even for singletons, so the at-sign becomes unimportant for this scenario.
...
“unary operator expected” error in Bash if condition
...sh in v2.02 (1998), based on the ksh feature available since the 1980s. In 2012, when cdarke wrote that comment, it was already reasonable to say that it was "in Korn shell for over 20 years." My use of the word "modern" in 2012 was certainly questionable; today, it would be ridiculous. But then, th...
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...
Any reason not to use '+' to concatenate two strings?
...passed in as well:
In [1]: from datetime import date
In [2]: zeta = date(2012, 4, 15)
In [3]: print 'bar: ' + zeta
---------------------------------------------------------------------------
TypeError Traceback (most recent call last)
/home/izkata/<ipython cons...
Is the Javascript date object always one day off?
...te string as UTC, but then adjusts for timezone. I can even do `new Date('2012-01-02 EDT') and still moves it back to the previous day due to applying the offset for daylight savings, which makes no sense because if I told you that is the date as per the current local timezone of EDT, then don't ap...
Error to use a section registered as allowDefinition='MachineToApplication' beyond application level
...
In Visual Studio 2012 and 2013, when the config file has Copy to Output Directory = Always Copy, the Publish process seems to drop copies of the config file into bin and obj folders, which then triggers this exception. The solution for this ...
RabbitMQ message size and types
...ant to read up on their performance measures:
http://www.rabbitmq.com/blog/2012/04/17/rabbitmq-performance-measurements-part-1/
http://www.rabbitmq.com/blog/2012/04/25/rabbitmq-performance-measurements-part-2/
Queues are pretty light weight, you will most likely be limited by the number of connectio...
How to print a date in a regular format?
... since the epoch: 1349271346.46
Current date and time: 2012-10-03 15:35:46.461491
Or like this: 12-10-03-15-35
Current year: 2012
Month of year: October
Week number of the year: 40
Wee...
Is there any JSON Web Token (JWT) example in C#?
...sed a solution of their own. See http://blogs.msdn.com/b/vbertocci/archive/2012/11/20/introducing-the-developer-preview-of-the-json-web-token-handler-for-the-microsoft-net-framework-4-5.aspx for details.
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Error :Request header field Content-Type is not allowed by Access-Control-Allow-Headers
I created an mvc4 web api project using vS2012. I used following tutorial to solve the Cross-Origin Resource Sharing, "http://blogs.msdn.com/b/carlosfigueira/archive/2012/07/02/cors-support-in-asp-net-web-api-rc-version.aspx". It is working successfully, and i post data from client side to server s...