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Select DISTINCT individual columns in django?

...ass ProductOrder(models.Model): product = models.CharField(max_length=20, primary_key=True) category = models.CharField(max_length=30) rank = models.IntegerField() share | improve this...
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Timertask or Handler

... thread"); // Repeat this the same runnable code block again another 2 seconds handler.postDelayed(runnableCode, 2000); } }; // Start the initial runnable task by posting through the handler handler.post(runnableCode); Related Handler vs Timer : fixed-period execution and fixed-r...
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assign multiple variables to the same value in Javascript

... 299 Nothing stops you from doing moveUp = moveDown = moveLeft = moveRight = mouseDown = touchDown...
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How can I make Visual Studio's build be very verbose?

... | edited Jan 10 '18 at 22:46 Peter Mortensen 26.5k2121 gold badges9292 silver badges122122 bronze badges ...
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Passing Objects By Reference or Value in C#

... | edited May 21 '19 at 8:12 answered Jan 3 '12 at 6:24 ...
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How to delete every other line in Vim?

...y other line from a Vim buffer, starting with the second one, i.e., lines 2, 4, 6, etc. For example, if the buffer’s contents is: ...
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创建自定义 TinyWebDB 服务 · App Inventor 2 中文网

...码颜色 colorLight: "#ffffff" //背景颜色}); App Inventor 2 中文网 © 2023 - document.write(new Date().getFullYear()); 跟着学(上海)教育科技有限公司 版权所有,未经书面许可,不得转载或使用 隐私策略和使用...
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How can I keep Bootstrap popovers alive while being hovered?

...gt; <head> <link data-require="bootstrap-css@*" data-semver="3.2.0" rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" /> <script data-require="jquery@*" data-semver="2.1.1" src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.1/jquery.min.js">...
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Using Excel OleDb to get sheet names IN SHEET ORDER

... answered Sep 26 '12 at 14:45 Jeremy BreeceJeremy Breece 21222 silver badges55 bronze badges ...
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Microsoft.WebApplication.targets was not found, on the build server. What's your solution?

... 21 Answers 21 Active ...