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How to set up Spark on Windows?
I am trying to setup Apache Spark on Windows.
10 Answers
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How to generate a random alpha-numeric string?
I've been looking for a simple Java algorithm to generate a pseudo-random alpha-numeric string. In my situation it would be used as a unique session/key identifier that would "likely" be unique over 500K+ generation (my needs don't really require anything much more sophisticated).
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Understand convertRect:toView:, convertRect:FromView:, convertPoint:toView: and convertPoint:fromVie
I'm trying to understand the functionalities of these methods. Could you provide me a simple usecase to understand theirs semantics?
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Find unique rows in numpy.array
I need to find unique rows in a numpy.array .
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内存调试技巧：C 语言最大难点揭秘 - C/C++ - 清泛网 - 专注C/C++及内核技术
内存调试技巧：C 语言最大难点揭秘au-memorytechniques本文将带您了解一些良好的和内存相关的编码实践，以将内存错误保持在控制范围内。内存错误是 C 和 C++ 编程的祸根：它们很普遍，认识其严重性已有二十多年，但始终没有彻...
Should try…catch go inside or outside a loop?
I have a loop that looks something like this:
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ModelState.AddModelError - How can I add an error that isn't for a property?
I am checking my database in Create(FooViewModel fvm){...} to see if the fvm.prop1 and fvm.prop2 already exist in that combination; if so, I want to add an error to the modelstate, then return the whole view. I tried:
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How to pass an array into a SQL Server stored procedure
How to pass an array into a SQL Server stored procedure?
11 Answers
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What is Data URI support like in major email client software?
Data URIs are a standard way to embed images and other binary data in HTML, and browser support is well documented on the web. (IE8 was the first version of IE to support Data URI, with a max 32 KB size per URI; other major browsers have supported it even longer.)
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Is there any way to change input type=“date” format?
I'm working with HTML5 elements on my webpage. By default input type="date" shows date as YYYY-MM-DD .
15 Answers
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