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EF Code First “Invalid column name 'Discriminator'” but no inheritance
...he CREATE TABLE statement). It has a primary key, a couple of foreign keys and nothing special about it. I have many tables in my database similar to that one, but for some reason, this table ended up with a "Discriminator" column on the EF Proxy Class.
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Show Youtube video source into HTML5 video tag?
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The expiration and fact that it only works in a specific browser makes this solution pretty useless.
– pjv
Nov 5 '11 at 21:04
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Is it possible to force Excel recognize UTF-8 CSV files automatically?
...ieve the expected results showing something like Г„/Г¤, Г–/Г¶ . And I don't know how to force Excel understand that the open CSV file is encoded in UTF-8. I also tried specifying UTF-8 BOM EF BB BF , but Excel ignores that.
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npm global path prefix
...Homebrew).
So:
npm config set prefix /usr/local if it's something else, and
Don't use sudo with npm! According to the jslint docs, you should just be able to npm install it.
If you installed npm as sudo (sudo brew install), try reinstalling it with plain ol' brew install. Homebrew is supposed t...
How to check BLAS/LAPACK linkage in NumPy and SciPy?
I am builing my numpy/scipy environment based on blas and lapack more or less based on this walk through.
5 Answers
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How to avoid having class data shared among instances?
...ring the variables inside the class declaration makes them "class" members and not instance members. Declaring them inside the __init__ method makes sure that a new instance of the members is created alongside every new instance of the object, which is the behavior you're looking for.
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How do I determine whether my calculation of pi is accurate?
...record territory, there's nothing to compare against.
Historically, the standard approach for verifying that computed digits are correct is to recompute the digits using a second algorithm. So if either computation goes bad, the digits at the end won't match.
This does typically more than double t...
User recognition without cookies or local storage
I'm building an analytic tool and I can currently get the user's IP address, browser and operating system from their user agent.
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FileSystemWatcher Changed event is raised twice
I have an application where I am looking for a text file and if there are any changes made to the file I am using the OnChanged eventhandler to handle the event. I am using the NotifyFilters.LastWriteTime but still the event is getting fired twice. Here is the code.
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Switch statement for greater-than/less-than
...going to put them in a comment but I thought it was better to benchmark it and share the results. You can test it yourself. Below are my results (ymmv) normalized after the fastest operation in each browser (multiply the 1.0 time with the normalized value to get the absolute time in ms).
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