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Why can't I assign a *Struct to an *Interface?

... var pi *Interface pi = new(Interface) *pi = ps _, _ = pi, ps } Compiles OK. See also here. share | improve this answer | follow |...
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Loading cross-domain endpoint with AJAX

... API URL. (Supports https: see github repository) If you want to automatically enable cross-domain requests when needed, use the following snippet: $.ajaxPrefilter( function (options) { if (options.crossDomain && jQuery.support.cors) { var http = (window.location.protocol === 'http:'...
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Toggle Checkboxes on/off

... You can write: $(document).ready(function() { $("#select-all-teammembers").click(function() { var checkBoxes = $("input[name=recipients\\[\\]]"); checkBoxes.prop("checked", !checkBoxes.prop("checked")); }); }); Before jQuery 1.6, when we only ...
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How to get default gateway in Mac OSX

...sult thus looks like this: 192.168.195.1 In this case, netstat displays all result, grep only selects the line with 'default' in it, and awk further matches the pattern to display the second column in the text. You can similarly use route -n get default command to get the required result. The fu...
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Web scraping with Python [closed]

... Small comment: this can be slightly simplified using the requests package by replacing line 6 with: soup = BeautifulSoup(requests.get('example.com').text) – D Coetzee Jul 31 '12 at 7:45 ...
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Why doesn't the example compile, aka how does (co-, contra-, and in-) variance work?

... Generically, a covariant type parameter is one which is allowed to vary down as the class is subtyped (alternatively, vary with subtyping, hence the "co-" prefix). More concretely: trait List[+A] List[Int] is a subtype of List[A...
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How to declare array of zeros in python (or an array of a certain size) [duplicate]

...sts. Which leads to the List of lists changes reflected across sublists unexpectedly problem share | improve this answer | follow | ...
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How to do a JUnit assert on a message in a logger

I have some code-under-test that calls on a Java logger to report its status. In the JUnit test code, I would like to verify that the correct log entry was made in this logger. Something along the following lines: ...
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How do I use the lines of a file as arguments of a command?

...re using bash. I realize that there are other shells out there, but almost all of the *nix machines I have worked on either ran bash or some equivalent. IIRC, this syntax should work the same on ksh and zsh. – Will Nov 19 '10 at 21:43 ...
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How to make Entity Framework Data Context Readonly

...nsumer. public class ReadOnlyDataContext { private readonly DbContext _dbContext; public ReadOnlyDataContext(DbContext dbContext) { _dbContext = dbContext; } public IQueryable<TEntity> Set<TEntity>() where TEntity : class { return _dbContext.Set...