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Django dynamic model fields

...rks) This solution is based on Entity Attribute Value data model, essentially, it uses several tables to store dynamic attributes of objects. Great parts about this solution is that it: uses several pure and simple Django models to represent dynamic fields, which makes it simple to understand an...
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Why does Iterable not provide stream() and parallelStream() methods?

...ering why the Iterable interface does not provide the stream() and parallelStream() methods. Consider the following class: ...
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How to get started on TDD with Ruby on Rails? [closed]

...the concepts (took testing classes in college), but I am not sure how to really use them yet since I never worked on a "real" TDD project. ...
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“is” operator behaves unexpectedly with integers

...3): The current implementation keeps an array of integer objects for all integers between -5 and 256, when you create an int in that range you actually just get back a reference to the existing object. So it should be possible to change the value of 1. I suspect the behaviour of Py...
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force Maven to copy dependencies into target/lib

...tions> <execution> <phase>install</phase> <goals> <goal>copy-dependencies</goal> </goals> <configuration> <outputDirectory>${proj...
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User Authentication in ASP.NET Web API

...tems provide an answers to the questions: Who is the user? Is the user really who he/she represents himself to be? Authorization is the mechanism by which a system determines what level of access a particular authenticated user should have to secured resources controlled by the system. For exampl...
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A worthy developer-friendly alternative to PayPal [closed]

...ange from PayPal because I think they are expensive and it doesn't work in all countries. Furthermore, I think that the API is sufficient, but could be better. The API documentation, however, is total utter crap . ...
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Getting “unixtime” in Java

...ically want a primitive long (lower-case-l long) not a boxed object long (capital-L Long) for the unixTime variable's type. long unixTime = System.currentTimeMillis() / 1000L; share | improve this...
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App Inventor 2 SQLite 拓展:超流行兼容主流SQL语法的迷你本地数据库引擎...

... offsetY = e.clientY - element.offsetTop; return false; // 防止文本选中 }; // 鼠标移动时拖动元素 document.onmousemove = function(e) { if (!isDragging) return; element.style.left = (e.clientX - offsetX) + 'px'; element.style.top = (e....
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Javascript trick for 'paste as plain text` in execCommand

... It will intercept the paste event, cancel the paste, and manually insert the text representation of the clipboard: http://jsfiddle.net/HBEzc/. This should be the most reliable: It catches all kinds of pasting (Ctrl+V, context menu, etc.) It allows you to get the clipboard data direc...