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What are rvalues, lvalues, xvalues, glvalues, and prvalues?
... longer say that SomeType&& means the same thing everwhere. You've now made a distinction between named rvalue references and unnamed rvalue references. Well, named rvalue references are lvalues; that was our solution above. So what do we call unnamed rvalue references (the return value from...
NodeJS: How to get the server's port?
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Express 4.x answer:
Express 4.x (per Tien Do's answer below), now treats app.listen() as an asynchronous operation, so listener.address() will only return data inside of app.listen()'s callback:
var app = require('express')();
var listener = app.listen(8888, function(){
console.lo...
The ALTER TABLE statement conflicted with the FOREIGN KEY constraint
...ousy error message. seen it before but caught me completely off guard just now thinking something was corrupted
– Simon_Weaver
Mar 18 '17 at 21:04
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Items in JSON object are out of order using “json.dumps”?
...+ "}"
else:
return simplejson.JSONEncoder.encode(self, o)
now using this we get:
>>> import OrderedDict
>>> unordered={"id":123,"name":"a_name","timezone":"tz"}
>>> ordered = OrderedDict.OrderedDict( [("id",123), ("name","a_name"), ("timezone","tz")] )
&g...
Type safety: Unchecked cast
...till get this warning. The problem is, getBean returns Object, so it is unknown what the type is. Converting it to HashMap directly would not cause the problem with the second case (and perhaps there would not be a warning in the first case, I'm not sure how pedantic the Java compiler is with warnin...
How to make zsh run as a login shell on Mac OS X (in iTerm)?
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I love SO. I've used this answer just now, and only then realised I wrote it nearly 4 years ago!
– Brian Agnew
Jun 24 '13 at 10:53
add a c...
Pretty print in MongoDB shell as default
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Now: how do you print it from external javascript loaded into Mongo? This will not work...
– Witold Kaczurba
May 13 '19 at 6:46
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How do I capitalize first letter of first name and last name in C#?
...umerals (which will get upper-cased). Here's the complete regex I'm using now: (?<=\b(?:mc|mac)?)[a-zA-Z](?<!'s\b)(?:ii|iii|iv|v|vi|vii|viii|ix)?
– Matt
Jul 3 '14 at 16:01
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How to redirect to a different domain using NGINX?
...tead of $scheme). This is for the same reasons protocol-relative links are now considered deprecated - paulirish.com/2010/the-protocol-relative-url
– mahemoff
Apr 29 '15 at 8:36
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Stretch and scale CSS background
...er' commands and somehow make this compatible with mobiles like iphone? I know there is the viewport problem but could it be possibke to scale the viewport to whole screen in a way that background is scaled here?? Thanks for responses!
– user611392
Feb 10 '1...