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What is the syntax rule for having trailing commas in tuple definitions?
...id expression:
a = [
"a",
"b"
"c"
]
Assuming that started as a 2 element list that was later extended it has gone wrong in a perhaps not immediately obvious way. Always include the trailing comma and you avoid that trap.
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How to create byte array from HttpPostedFile
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295
Use a BinaryReader object to return a byte array from the stream like:
byte[] fileData = null...
Recreating a Dictionary from an IEnumerable
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2 Answers
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Center image horizontally within a div
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21 Answers
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How exactly does the callstack work?
...to make room for local variables.
Then cin is moved into the EDI register2 and get is called; The return value is in EAX.
So far so good. Now the interesting thing happens:
The low-order byte of EAX, designated by the 8-bit register AL, is taken and stored in the byte right after the base pointe...
Rails: how do I validate that something is a boolean?
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245
Since Rails 3, you can do:
validates :field, inclusion: { in: [ true, false ] }
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Find all tables containing column with specified name - MS SQL Server
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29 Answers
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Select by partial string from a pandas DataFrame
I have a DataFrame with 4 columns of which 2 contain string values. I was wondering if there was a way to select rows based on a partial string match against a particular column?
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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...