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How is Racket different from Scheme?
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Racket is ultimately based on R5RS, and not R6RS and not a strict superset of either. I don't think it can be called 'Scheme' because it's not backwards compatible with any Scheme standard.
Most implementations offer extensions, but are otherwise backwards compatible, of course, the compiler th...
Automatic text translation at MSDN pages - How to turn off?
...re a firefox user, you can use Redirector addon. Create a new redirect and set it up like this:
It will automatically redirect all msdn requests to english non-translated versions.
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Android: “Path for project must have only one segment”
I just setup the NotePad sample project as described here, but when I try to launch it (Ctrl+F11) I received the following error message box:
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Using braces with dynamic variable names in PHP
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handy one-liner for DB result sets: foreach($row as $k=>$v){$$k=$v}
– Rid Iculous
Jun 3 '16 at 6:21
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std::find，std::find_if使用小结 - C/C++ - 清泛网 - 专注C/C++及内核技术
std::find，std::find_if使用小结STL的find，find_if函数提供了一种对数组、STL容器进行查找的方法。使用该函数，需 #include <algorithm>我们查找一个list中的数据，通常...STL的find，find_if函数提供了一种对数组、STL容器进行查找的方法。使...
Checking whether a variable is an integer or not [duplicate]
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If you need to do this, do
isinstance(<var>, int)
unless you are in Python 2.x in which case you want
isinstance(<var>, (int, long))
Do not use type. It is almost never the right answer in Python, since it blocks...
Is there any difference between GROUP BY and DISTINCT
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MusiGenesis' response is functionally the correct one with regard to your question as stated; the SQL Server is smart enough to realize that if you are using "Group By" and not using any aggregate functions, then what you actually mean is "Distinct" ...
How can I specify the base for Math.log() in JavaScript?
I need a log function for JavaScript, but it needs to be base 10. I can't see any listing for this, so I'm assuming it's not possible. Are there any math wizards out there who know a solution for this?
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List vs tuple, when to use each? [duplicate]
...he tuple.
Tuples are faster than lists. If you're defining a constant set of values and all you're ever going to do with it is iterate through it, use a tuple instead of a list.
It makes your code safer if you “write-protect” data that does not need to be changed. Using a tuple instead of a...
Do we need semicolon at the end? [duplicate]
I missed semicolons in some of the places in my JavaScript, but its not throwing error in any of the browsers. Is the ; at the end needed?
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