One remotely familiar with windows/dos batch scripting will recognize this line: @echo off For many-many days, I was happy with the sentiment that the @ is how echo off is meant to be written at...

From the SVN book: The perceptive reader is probably wondering at this point whether the peg revision syntax causes problems for working copy paths or URLs that actually have at signs in them. A...

I've tried googling but come up short. I am furthering my Haskell knowledge by reading some articles and I came across one that uses a syntax I've never seen before. An example would be: reconstru...

For example: model = svmTrain(X, y, C, @(x1, x2) gaussianKernel(x1, x2, sigma)); Disclaimer: This is from the Coursera ML class, but it's nearly impossible to search for the @ symbol convention...

Whenever I see a Julia macro in use like @assert or @time I'm always wondering about the need to distinguish a macro syntactically with the @ prefix. What should I be thinking of when using @ for a...

I am trying to add my proxy with authentication parameters in bash, where my password contains an @ symbol. The syntax to add proxy with authentication in bash is as follows: export http_proxy=htt...

My JSON object evaluates to: { "@io": IO, "@type": XXX } If this variable is called my_json, how do I access the @type value of XXX? I tried my_json.@type, but this is giving errors. Help apprec...