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Nginx reverse proxy causing 504 Gateway Timeout
...nd it had to do with not using a keep-alive on the connection. I can't actually answer why this is but, in clearing the connection header I solved this issue and the request was proxied just fine:
server {
location / {
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header ...
filtering NSArray into a new NSArray in Objective-C
... edited Jan 17 '18 at 6:45
Niall Kiddle
1,22911 gold badge1010 silver badges2929 bronze badges
answered Sep 21 '08 at 5:43
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Elegant way to invert a map in Scala
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@dev-null I'm sorry, but your example does not fall under the required assumption.
– Daniel C. Sobral
May 2 '19 at 17:01
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Sibling package imports
...ks well for private scripts, but there has been several improvements
Installing the package (in a virtualenv or not) will give you what you want, though I would suggest using pip to do it rather than using setuptools directly (and using setup.cfg to store the metadata)
Using the -m flag and runnin...
如何获取IE (控件)的所有链接（包括Frameset, iframe） - C/C++ - 清泛网 -...
...（包括Frameset, iframe）IE 顶层 body 节点通过IHTMLElement->get_all 方法无法获取iframe 里面的节点列表：CComPtr<IHTMLElement> body;...CComPtr<IDispatc...IE 顶层 body 节点通过IHTMLElement->get_all 方法无法获取iframe 里面的节点列表：
CComPtr<IHTMLElement> b...
Can I zip more than two lists together in Scala?
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Scala treats all of its different tuple sizes as different classes (Tuple1, Tuple2, Tuple3, Tuple4,...,Tuple22) while they do all inherit from the Product trait, that trait doesn't carry enough information to actually use the data values ...
Get $_POST from multiple checkboxes
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Set the name in the form to check_list[] and you will be able to access all the checkboxes as an array($_POST['check_list'][]).
Here's a little sample as requested:
<form action="test.php" method="post">
<input type="checkbox" name="check_list[]" value="value 1">
<input t...
How to find the duration of difference between two dates in java?
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Hi first of all thank you so much for your short and nice answer, I am facing one problem on your solution like I have two date 06_12_2017_07_18_02_PM and another one is 06_12_2017_07_13_16_PM, I am getting 286 seconds instead I should g...
PHP file_get_contents() and setting request headers
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Actually, upon further reading on the file_get_contents() function:
// Create a stream
$opts = [
"http" => [
"method" => "GET",
"header" => "Accept-language: en\r\n" .
"Cookie: foo=bar\r\...
What is std::move(), and when should it be used?
...ct, leaving the moved object in an moved from state, therefore not copying all the data. This would be C++-valid.
Try googling for move semantics, rvalue, perfect forwarding.
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