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Golang tests in sub-directory

.../... expands to net and packages in its subdirectories. If you keep your _test.go files in a subfolder, the 'go test ./...' command will be able to pick them up. But: you will need to prefix your exported variables and functions (used in your tests) with the name of your package, in order for the...
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How to read/write from/to file using Go?

... n == 0 { break } // write a chunk if _, err := fo.Write(buf[:n]); err != nil { panic(err) } } } Here I used os.Open and os.Create which are convenient wrappers around os.OpenFile. We usually don't need to call OpenFile directly. Notice...
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How do you rename a MongoDB database?

... You could do this: db.copyDatabase("db_to_rename","db_renamed","localhost") use db_to_rename db.dropDatabase(); Editorial Note: this is the same approach used in the question itself but has proven useful to others regardless. ...
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Best practice using NSLocalizedString

...our string files, discarding all your previous translations. I wrote update_strings.py to parse the old strings file, run genstrings and fill in the blanks so that you don't have to manually restore your existing translations. The script tries to match the existing string files as closely as possibl...
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How do I set a ViewModel on a window in XAML using DataContext property?

...MarkupExtension, IValueConverter where T : class, new() { private static T _converter; public override object ProvideValue(IServiceProvider serviceProvider) { return _converter ?? (_converter = new T()); } } – Whazz May 19 '18 at 22:30 ...
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Proper package naming for testing with the Go language

...s the code under test. The decision to use package myfunc or package myfunc_test in the test file depends on whether you want to perform white-box or black-box testing. There's nothing wrong with using both methods in a project. For instance, you could have myfunc_whitebox_test.go and myfunx_blackb...
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Difference between Property and Field in C# 3.0+

... in several ways. For example: class Person: IPerson { private string _name; public string FirstName { get { return _name ?? string.Empty; } set { if (value == null) throw new System.ArgumentNullException("v...
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Merge 2 arrays of objects

..."lang", value: "German"}]; function mergeByProperty(arr1, arr2, prop) { _.each(arr2, function(arr2obj) { var arr1obj = _.find(arr1, function(arr1obj) { return arr1obj[prop] === arr2obj[prop]; }); arr1obj ? _.extend(arr1obj, arr2obj) : arr1.push(arr2obj); }); } mergeByPropert...
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Django. Override save for model

... Some thoughts: class Model(model.Model): _image=models.ImageField(upload_to='folder') thumb=models.ImageField(upload_to='folder') description=models.CharField() def set_image(self, val): self._image = val self._image_changed = True ...
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How do you make a HTTP request with C++?

...> #include <sstream> using namespace std; #pragma comment(lib,"ws2_32.lib") int main( void ){ WSADATA wsaData; SOCKET Socket; SOCKADDR_IN SockAddr; int lineCount=0; int rowCount=0; struct hostent *host; locale local; char buffer[10000]; int i = 0 ; int nDataLength; string website_HTML;...