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how to use javascript Object.defineProperty

...unt (mutator) methods. The problem is that most of the members behave like common variables, just the discount needs special care here. But good design requires encapsulation of every data member to keep the code extensible. So you need to add lots of code that does nothing. This is also a bad desig...
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Watermark / hint text / placeholder TextBox

...x:Class="WaterMarkTextBoxDemo.Window1" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:local="clr-namespace:WaterMarkTextBoxDemo" Height="200" Width="400"> <Window.Resources> <Sol...
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What is C# analog of C++ std::pair?

I'm interested: What is C#'s analog of std::pair in C++? I found System.Web.UI.Pair class, but I'd prefer something template-based. ...
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Why is @autoreleasepool still needed with ARC?

... release pools. One of the other changes they made with the new Clang 3.0 compiler and ARC is that they replaced NSAutoReleasePool with the @autoreleasepool compiler directive. NSAutoReleasePool was always a bit of a special "object" anyway and they made it so that the syntax of using one is not co...
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Split output of command by columns using Bash?

I want to do this: 10 Answers 10 ...
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Reading JSON from a file?

...In that case, there is some invalid json in that file. For that, I would recommend running the file through a json validator. There are also solutions for fixing json like for example How do I automatically fix an invalid JSON string?. ...
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How do I replace all line breaks in a string with elements?

...ou can check out these threads for more information: https://stackoverflow.com/a/11530881/5042169 https://stackoverflow.com/a/36524555/5042169 share | improve this answer | f...
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How to show a dialog to confirm that the user wishes to exit an Android Activity?

... toast.cancel(); } super.onBackPressed(); } } Token from: http://www.androiduipatterns.com/2011/03/back-button-behavior.html share | improve this answer | follow ...
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Why is quicksort better than mergesort?

I was asked this question during an interview. They're both O(nlogn) and yet most people use Quicksort instead of Mergesort. Why is that? ...
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How do I vertically center text with CSS? [duplicate]

... community wiki 14 revs, 7 users 76%Michiel van Oosterhout ...