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Iterating over all the keys of a map

Is there a way to get a list of all the keys in a Go language map? The number of elements is given by len() , but if I have a map like: ...
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How to provide user name and password when connecting to a network share

... it in a hurry: public class NetworkConnection : IDisposable { string _networkName; public NetworkConnection(string networkName, NetworkCredential credentials) { _networkName = networkName; var netResource = new NetResource() { Scope = Reso...
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Difference between numpy.array shape (R, 1) and (R,)

... 1. The meaning of shapes in NumPy You write, "I know literally it's list of numbers and list of lists where all list contains only a number" but that's a bit of an unhelpful way to think about it. The best way to think about NumPy arrays is that they consist of two parts, a data bu...
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Eclipse hangs on loading workbench

... DISCLAIMER: THIS WILL DELETE ALL OF YOUR ECLIPSE WORKSPACE SETTINGS AND YOU WILL HAVE TO RE-IMPORT ALL YOUR PROJECTS, THERE ARE LESS DESTRUCTIVE ANSWERS HERE Try the following: Delete the .metadata folder in your local workspace (this is what worked f...
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How to keep a .NET console app running?

... a Console application that starts up some services in a separate thread. All it needs to do is wait for the user to press Ctrl+C to shut it down. ...
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Javascript - removing undefined fields from an object [duplicate]

... You actually don't even need the ternary operator. Instead you can do (obj[key]===undefined&& delete obj[key]) The reason this works is because and uses short-circuit evaluation, so once the first check fails the second isn'...
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Ideal Ruby project structure

...pname folder because most libraries are in the appname namespace. Additionally, if you try running the command newgem --simple [projectname] that'll quickly generate a scaffold for you with just the bare essentials for a Ruby project (and by extension a Ruby Gem). There are other tools which do thi...
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Maven dependency for Servlet 3.0 API?

...JSTL 1.2, JSF 2.0, JTA 1.1, JSR-45, JSR-250. But to my knowledge, nothing allows to say that these APIs won't be distributed separately (in java.net repository or somewhere else). For example (ok, it may a particular case), the JSF 2.0 API is available separately (in the java.net repository): <...
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How can I make the cursor turn to the wait cursor?

... it takes a little while to do. How can I display the Wait/Busy Cursor (usually the hourglass) to the user to let them know the program is doing something? ...
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Named routes _path vs _url

... _path helpers provide a site-root-relative path. You should probably use this most of the time. _url helpers provide an absolute path, including protocol and server name. I've found that I mainly use these in emails when cre...