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RichTextBox (WPF) does not have string property “Text”

... How about just doing the following: _richTextBox.SelectAll(); string myText = _richTextBox.Selection.Text; share | improve this answer | ...
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Django migration strategy for renaming a model and relationship fields

...ration(migrations.Migration): dependencies = [ ('myapp', '0001_initial'), ] operations = [ migrations.RenameModel('Foo', 'Bar'), migrations.RenameField('AnotherModel', 'foo', 'bar'), migrations.RenameField('YetAnotherModel', 'foo', 'bar') ] You ma...
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How to use glOrtho() in OpenGL?

...using the following code every time the window is resized: glMatrixMode(GL_PROJECTION); glLoadIdentity(); glOrtho(0.0f, windowWidth, windowHeight, 0.0f, 0.0f, 1.0f); This will remap the OpenGL coordinates into the equivalent pixel values (X going from 0 to windowWidth and Y going from 0 to window...
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'UserControl' constructor with parameters in C#

...ommend public partial class MyUserControl : UserControl { private int _parm1; private string _parm2; private MyUserControl() { InitializeComponent(); } public MyUserControl(int parm1, string parm2) : this() { _parm1 = parm1; _parm2 = parm2; ...
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Why can lambdas be better optimized by the compiler than plain functions?

...tantiation (created by the compiler): template <> void map<int*, _some_lambda_type>(int* begin, int* end, _some_lambda_type f) { for (; begin != end; ++begin) *begin = f.operator()(*begin); } … the compiler knows _some_lambda_type::operator () and can inline calls to it ...
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Reference: mod_rewrite, URL rewriting and “pretty links” explained

... links" is an often requested topic, but it is rarely fully explained. mod_rewrite is one way to make "pretty links", but it's complex and its syntax is very terse, hard to grok, and the documentation assumes a certain level of proficiency in HTTP. Can someone explain in simple terms how "pretty l...
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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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Checkbox for nullable boolean

... to be given to the radio button field var id = string.Format("{0}_{1}", metaData.PropertyName, item.Value); // Create and populate a radio button using the existing html helpers var label = htmlHelper.Label(id, HttpUtility.HtmlEncode(item.Text)); var radio = Stri...
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How can I change the default Django date template format?

... date template tag settings.DATE_FORMAT share | improve this answer | follow | ...
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Use of def, val, and var in scala

...sed: scala> something = 5 * 6 <console>:8: error: value something_= is not a member of object $iw something = 5 * 6 ^ When the class is defined like: scala> class Person(val name: String, var age: Int) defined class Person and then instantiated with: scala> def pe...