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What does iterator->second mean?

...h of X objects, right? But if you have a std::map<X, Y>, what it actually stores is a whole bunch of std::pair<const X, Y>s. That's exactly what a map is - it pairs together the keys and the associated values. When you iterate over a std::map, you're iterating over all of these std::pai...
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Target elements with multiple classes, within one rule

...t;/div> <div class="blue-border background">!</div> would all get a blue border and white background applied to them. However, the accepted answer is different. .blue-border.background { border: 1px solid #00f; background: #fff; } This applies the styles to elements that...
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Are there any naming convention guidelines for REST APIs? [closed]

...niel, you are right, thanks for pointing that out. However, de-facto we usually expect urls to ignore cases, especially the resource name part. It would make no sense for userid & UserId to behave differently (unless one of them returns 404) – LiorH Jun 5 ...
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What is the difference between class and instance methods?

...hen be used like so: [MyClass aClassMethod]; MyClass *object = [[MyClass alloc] init]; [object anInstanceMethod]; Some real world examples of class methods are the convenience methods on many Foundation classes like NSString's +stringWithFormat: or NSArray's +arrayWithArray:. An instance method...
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How to make a Java class that implements one interface with two generic types?

...it: This is a flaw with Java. There's absolutely no reason we shouldn't be allowed to have multiple implementations of the same interface, provided that the implementations take different arguments. – gromit190 May 8 '17 at 11:24 ...
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Use JNI instead of JNA to call native code?

JNA seems a fair bit easier to use to call native code compared to JNI. In what cases would you use JNI over JNA? 10 Answe...
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Is asynchronous jdbc call possible?

I wonder if there is a way to make asynchronous calls to a database? 16 Answers 16 ...
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What's the difference of $host and $http_host in Nginx

...e module but you won't find it with that name because it is defined generically as $http_HEADER (ref). $http_HEADER The value of the HTTP request header HEADER when converted to lowercase and with 'dashes' converted to 'underscores', e.g. $http_user_agent, $http_referer...; Summarizing: $http_...
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Installing multiple instances of the same windows service on a server

...iple-instances-of-same-windows-service/. You can insert code into the installer to get the service name that you want when you run installutil. – Vivian River Feb 2 '10 at 21:58 9...
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What does the 'L' in front a string mean in C++?

...ry jugement. As a non native English speaker, I can say that I must use it all the time... – Heyji May 27 '19 at 19:48 add a comment  |  ...