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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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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...
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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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Save bitmap to location

...my image in canvas it is very small. any reason? – AZ_ Mar 18 '11 at 13:24 3 @Aizaz This will not...
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Create an array with random values

... var random_array = new Array(40).fill().map((a, i) => a = i).sort(() => Math.random() - 0.5); I think this does the same as above – Jamie337nichols Sep 16 '19 at 18:47 ...
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When would I use Task.Yield()?

... a lot but have never been using Task.Yield() and to be honest even with all the explanations I do not understand why I would need this method. ...
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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 the name of a function in Go?

... @themihai I don't know, the sentence I quoted is all the docs at golang.org/pkg/reflect/#Value.Pointer say about this. But the quote seems to indicate that one could get the same pointer for different functions, doesn't it? And if this is the case, GetFunctionName might r...
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Computed / calculated / virtual / derived columns in PostgreSQL

...(Not in Postgres 13, yet) . Related: Attribute notation for function call gives error Until then, you can emulate VIRTUAL generated columns with a function using attribute notation (tbl.col) that looks and works much like a virtual generated column. That's a bit of a syntax oddity which exi...
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A fast method to round a double to a 32-bit int explained

... this: and it can be seen as two 32-bit integers; now, the int taken in all the versions of your code (supposing it's a 32-bit int) is the one on the right in the figure, so what you are doing in the end is just taking the lowest 32 bits of mantissa. Now, to the magic number; as you correctly ...