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How do I bind a WPF DataGrid to a variable number of columns?

... property is ReadOnly, like everyone noticed, I made an Attached Property called BindableColumns which updates the Columns in the DataGrid everytime the collection changes through the CollectionChanged event. If we have this Collection of DataGridColumn's public ObservableCollection<DataGrid...
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Simple Digit Recognition OCR in OpenCV-Python

...stand some of the features at end) 2) Since I knew, without understanding all those features, it is difficult to do that method. I tried some other papers, but all were a little difficult for a beginner. So I just decided to take all the pixel values as my features. (I was not worried about accura...
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Why do loggers recommend using a logger per class?

...ogger.DebugFormat("File not found: {0}", _filename); // Logger determines caller -- or -- Logger.DebugFormat(this, "File not found: {0}", _filename); // Pass in the caller Using the second example, the Logger would need to build a stack trace to see who was calling it or your code would always h...
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How to link C++ program with Boost using CMake

... In CMake you could use find_package to find libraries you need. There usually is a FindBoost.cmake along with your CMake installation. As far as I remember, it will be installed to /usr/share/cmake/Modules/ along with other find-scripts for common libraries. You could just check the documentation...
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Get the first key name of a javascript object [duplicate]

... to execute significantly faster, O(1) rather than O(n). It's not silly at all. – Steven Lu Jan 8 '13 at 6:49 ...
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Command to remove all npm modules globally?

Is there a command to remove all global npm modules? If not, what do you suggest? 24 Answers ...
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Cherry pick using TortoiseGit

... Open "Show log", then I activated "All branches" and then I got visible all branches (with their commit history) and then the possibility to cherry pick got active as well (as noted before, I got a commit which wasn't present in the current branch). ...
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Can someone explain Microsoft Unity?

...). I'm familiar with the MVPC pattern (we use it here), but I just can't really grasp this Unity thing yet, and I think it's the next step in our application design. ...
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Example of multipart/form-data

...6 is two hyphens shorter then the actual boundaries in the data. This is really, really hard to see with all the hyphens strung together. – Fake Name Jun 2 '17 at 6:39 ...
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Generating random numbers in Objective-C

...te the S-Boxes via arc4random_addrandom(). There is no need to call arc4random_stir() before using arc4random(), since arc4random() automatically initializes itself. EXAMPLES The following produces a drop-in replacement for the traditional rand() and random() functions using ...