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How to show math equations in general github's markdown(not github's blog)

...e following markdown syntax ![equation](http://www.sciweavers.org/tex2img.php?eq=1%2Bsin%28mc%5E2%29&bc=White&fc=Black&im=jpg&fs=12&ff=arev&edit=) it will display the following image equation http://www.sciweavers.org/tex2img.php?eq=1%2Bsin%28mc%5E2%29&bc=White&fc...
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How do I execute a string containing Python code in Python?

...//lucumr.pocoo.org/2011/2/1/exec-in-python/ (emphasis mine) Python is not PHP Don't try to circumvent Python idioms because some other language does it differently. Namespaces are in Python for a reason and just because it gives you the tool exec it does not mean you should use that tool. It is da...
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Assign same value to multiple variables at once?

How can I assign the same value for multiple variables in PHP at once ? 2 Answers 2 ...
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内存优化总结:ptmalloc、tcmalloc和jemalloc - 操作系统(内核) - 清泛网 - ...

...内存到CentralCache里。 解决了ptmalloc2中arena之间不能迁移的问题。 Tcmalloc占用更少的额外空间。例如,分配N个8字节对象可能要使用大约8N * 1.01字节的空间。即,多用百分之一的空间。Ptmalloc2使用最少8字节描述一个chunk。 更快。...
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Troubleshooting “The use statement with non-compound name … has no effect”

... PHP's use isn't the same as C++'s using namespace; it allows you to define an alias, not to "import" a namespace and thus henceforth omit the namespace qualifier altogether. So, you could do: use Blog\Article as BA; ... t...
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Is it possible to use a div as content for Twitter's Popover

... put a <div> inside the popover. Potentially, I would like to use php and mysql in there, but if i could get a div to work i think i can figure out the rest. I tried setting data-content to a div ID, but it didnt work. ...
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how to set textbox value in jquery

... I think you want to set the response of the call to the URL 'compz.php?prodid=' + x + '&qbuys=' + y as value of the textbox right? If so, you have to do something like: $.get('compz.php?prodid=' + x + '&qbuys=' + y, function(data) { $('#subtotal').val(data); }); Reference: get...
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Bash Templating: How to build configuration files from templates with Bash?

...m writing a script to automate creating configuration files for Apache and PHP for my own webserver. I don't want to use any GUIs like CPanel or ISPConfig. ...
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Get the first N elements of an array?

... Use array_slice() This is an example from the PHP manual: array_slice $input = array("a", "b", "c", "d", "e"); $output = array_slice($input, 0, 3); // returns "a", "b", and "c" There is only a small issue If the array indices are meaningful to you, remember that ar...
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周鸿祎创业以来的“六大战役” 酷派会是最后一战 - 资讯 - 清泛网 - 专注C/...

...有“你死我活”。 周鸿祎是个什么样的人? 对于这个问题,对于没有接触过老周的人来说真的很难回答的好,回答的准确,只能通过度娘、万能的知乎对其了解一二。 员工:来360之前,看过老周很多文章和访谈,和别的大佬...