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浮点数在内存中的表示 - C/C++ - 清泛网移动版 - 专注C++内核技术
...：大家面试的时候可能会经常遇到考察浮点数与零比较的问题，是简单的 f == 0 吗？当然不是，正确的写法应该是f > -1e-7 && f < 1e-7，为什么呢？
浮点型，由于精度关系（float精度：2^23 = 8388608，一共7位，同理double 16位），最小分...
浮点数在内存中的表示 - C/C++ - 清泛网 - 专注C/C++及内核技术
...：大家面试的时候可能会经常遇到考察浮点数与零比较的问题，是简单的 f == 0 吗？当然不是，正确的写法应该是f > -1e-7 && f < 1e-7，为什么呢？
浮点型，由于精度关系（float精度：2^23 = 8388608，一共7位，同理double 16位），最小分...
浮点数在内存中的表示 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...：大家面试的时候可能会经常遇到考察浮点数与零比较的问题，是简单的 f == 0 吗？当然不是，正确的写法应该是f > -1e-7 && f < 1e-7，为什么呢？
浮点型，由于精度关系（float精度：2^23 = 8388608，一共7位，同理double 16位），最小分...
浮点数在内存中的表示 - C/C++ - 清泛网 - 专注C/C++及内核技术
...：大家面试的时候可能会经常遇到考察浮点数与零比较的问题，是简单的 f == 0 吗？当然不是，正确的写法应该是f > -1e-7 && f < 1e-7，为什么呢？
浮点型，由于精度关系（float精度：2^23 = 8388608，一共7位，同理double 16位），最小分...
Difference between \w and \b regular expression meta characters
...javascriptkit.com/javatutors/redev2.shtml
http://www.virtuosimedia.com/dev/php/37-tested-php-perl-and-javascript-regular-expressions
http://www.i-programmer.info/programming/javascript/4862-master-javascript-regular-expressions.html
I found this to be a very useful book:
Mastering Regular Expres...
https connection using CURL from command line
...e call to allow insecure connections.
curl -k https://whatever.com/script.php
Edit: I discovered the root of the problem. I was using an SSL certificate (from StartSSL, but I don't think that matters much) and hadn't set up the intermediate certificate properly. If you're having the same problem ...
Why can't C# interfaces contain fields?
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How can I define a constant default value (like 123) to that automatic implementation of Year?
– lama12345
Aug 1 '17 at 1:39
1
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How do I make a text input non-editable?
...nt input to be shown, but totally disabled (even processing languages like PHP wont be able to read those).
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How to get the request parameters in Symfony 2?
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It is different from what PHP uses, but it actually makes more sense. $_GET data is data from the query string (no GET request needed at all) and $_POST data is data from the request body (does not have to be a POST request either, could be PUT).
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Use PHP composer to clone git repo
I'm trying to use composer to automatically clone a git repository from github that isn't in packagist but it's not working and I can't figure out what am I doing wrong.
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