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What does upstream mean in nginx?

...xample is: http { upstream myproject { server 127.0.0.1:8000 weight=3; server 127.0.0.1:8001; server 127.0.0.1:8002; server 127.0.0.1:8003; } server { listen 80; server_name www.domain.com; location / { proxy_pass http://myproject; } } } This mea...
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Which is better, return “ModelAndView” or “String” on spring3 controller

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how do I strip white space when grabbing text with jQuery?

... 333 Use the replace function in js: var emailAdd = $(this).text().replace(/ /g,''); That will r...
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Python: Get the first character of the first string in a list?

... 139 You almost had it right. The simplest way is mylist[0][0] # get the first character from the...
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Getting “bytes.Buffer does not implement io.Writer” error message

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How can I combine flexbox and vertical scroll in a full-height app?

...flexbox layout module ( display: box; and other things) in this link: CSS3 Flexbox full-height app and overflow 3 Answers...
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NULL vs nil in Objective-C

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Linq to Objects: does GroupBy preserve order of elements?

... Manfred Radlwimmer 12.1k1313 gold badges4444 silver badges5555 bronze badges answered Sep 21 '09 at 1:25 Konstantin SpirinKons...
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EC2 instance types's exact network performance?

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Compare if two variables reference the same object in python

... 133 That’s what is is for: x is y returns True if x and y are the same object. ...