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how to get android screen size programmatically, once and for all?

... Display display = getWindowManager().getDefaultDisplay(); Point size = new Point(); display.getSize(size); int width = size.x; int height = size.y; Now you can measure your screen size in pixel which is a better measurement unit than centimeter because all the buttons ,textviews etc...
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What is Hindley-Milner?

...han one type, as in the example of the length function: it can be "list of integers to integer", "list of strings to integer", "list of pairs to integer", and so on. In this case, a signal advantage of the Hindley-Milner system is that each well-typed term has a unique "best" type, which is called ...
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How do I center a window onscreen in C#?

... A single line: this.Location = new Point((Screen.PrimaryScreen.WorkingArea.Width - this.Width) / 2, (Screen.PrimaryScreen.WorkingArea.Height - this.Height) / 2); ...
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Reading string from input with space character? [duplicate]

... %c represents a character just like %d represents a integer, %*c all characters. So totally it means read all characters until you encounter a new line character @NathanProgrammer – Nobody Jul 5 '17 at 15:33 ...
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Is Using .NET 4.0 Tuples in my C# Code a Poor Design Decision?

... Tuples are great if you control both creating and using them - you can maintain context, which is essential to understanding them. On a public API, however, they are less effective. The consumer (not you) has to either guess or look up documentation, especially for things like Tuple<int, int&g...
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Save classifier to disk in scikit-learn

...ier parameters is sparse (as in most text classification examples) you can convert the parameters from dense to sparse which will make a huge difference in terms of memory consumption, loading and dumping. Sparsify the model by: clf.sparsify() Which will automatically work for SGDClassifier but i...
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What does “|=” mean? (pipe equal operator)

...t-wise operator is used because, as is frequent, those constants enable an int to carry flags. If you look at those constants, you'll see that they're in powers of two : public static final int DEFAULT_SOUND = 1; public static final int DEFAULT_VIBRATE = 2; // is the same than 1<<1 or 10 in ...
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使用CSplitterWnd实现拆分窗口(多视图显示) - C/C++ - 清泛网 - 专注C/C++及内核技术

...视图的种类。 关键函数 BOOL CreateStatic( CWnd* pParentWnd, int nRows, int nCols, DWORD dwStyle = WS_CHILD | WS_VISIBLE, UINT nID = AFX_IDW_PANE_FIRST ); 函数有5个参数,意义如下:    ● pParentWnd:切分窗口的父窗口指针    ● nRows:水平方向分隔窗...
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Android Use Done button on Keyboard to click button

...er() { @Override public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { if ((event != null && (event.getKeyCode() == KeyEvent.KEYCODE_ENTER)) || (actionId == EditorInfo.IME_ACTION_DONE)) { Log.i(TAG,"Enter pressed"); ...
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How to make an HTTP POST web request

.... request.Method = "POST"; // Create POST data and convert it to a byte array. string postData = "This is a test that posts this string to a Web server."; byte[] byteArray = Encoding.UTF8.GetBytes(postData); // Set the ContentType property ...