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python numpy ValueError: operands could not be broadcast together with shapes
In numpy, I have two "arrays", X is (m,n) and y is a vector (n,1)
6 Answers
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Select a Dictionary with LINQ
I have used the "select" keyword and extension method to return an IEnumerable<T> with LINQ, but I have a need to return a generic Dictionary<T1, T2> and can't figure it out. The example I learned this from used something in a form similar to the following:
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Best content type to serve JSONP?
I have a webservice that when called without specifying a callback will return a JSON string using application/json as the content type.
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Executing a command stored in a variable from PowerShell
I have a command that I have build and stored in a variable in PowerShell. This command works if I do a Write-Host and copy and paste into a standard cmd.exe window.
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Step out of current function with GDB
...o use Visual Studio will be familiar with the Shift + F11 hotkey , which steps out of a function, meaning it continues execution of the current function until it returns to its caller, at which point it stops.
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How to copy files across computers using SSH and MAC OS X Terminal [closed]
...compression use SCP:
scp username@yourserver.com:~/serverpath/public_html ~/Desktop
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Converting .NET DateTime to JSON [duplicate]
My webs service is returning a DateTime to a jQuery call. The service returns the data in this format:
10 Answers
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How to get a password from a shell script without echoing
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Some shells allow you to specify the prompt for the read command: read -s -p "Password:" password
– Gordon Davisson
Oct 20 '10 at 19:40
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difference between throw and throw new Exception()
...w ex; throws the original exception but resets the stack trace, destroying all stack trace information until your catch block.
NEVER write throw ex;
throw new Exception(ex.Message); is even worse. It creates a brand new Exception instance, losing the original stack trace of the exception, as well...