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What does middleware and app.use actually mean in Expressjs?
...on in the app. The next() function is not a part of the Node.js or Express API, but is the third argument that is passed to the middleware function. The next() function could be named anything, but by convention it is always named “next”. To avoid confusion, always use this convention.
To load...
Why should the Gradle Wrapper be committed to VCS?
...m Gradle's documentation: https://docs.gradle.org/current/dsl/org.gradle.api.tasks.wrapper.Wrapper.html
6 Answers
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Which parallel sorting algorithm has the best average case performance?
...ing in a JVM as you state above, the code in my repo may help you out. The API is fully genericized for elements implementing Comparable or implementing your own Comparator.
May I ask what you are looking to sort that many elements for? I'm interested to know of potential applications for my sortin...
Compiling dynamic HTML strings from database
...ata-require="angular.js@1.0.7" data-semver="1.0.7" src="https://ajax.googleapis.com/ajax/libs/angularjs/1.0.7/angular.js"></script>
<script src="script.js"></script>
</head>
<body>
<h1>Compile dynamic HTML</h1>
<div ng-controller="MyCo...
Why do I need to override the equals and hashCode methods in Java?
...ve the usability of your classes as keys in hash-based collections. As the API doc for hashCode explains: "This method is supported for the benefit of hashtables such as those provided by java.util.Hashtable."
The best answer to your question about how to implement these methods efficiently is sugge...
Calling C++ class methods via a function pointer
...tion (arg);.
This kind of thing is fairly common when using the old Win32 APIs, which were originally designed for C rather than C++. Of course in that case, the parameter is normally LPARAM or similar rather than a pointer, and some casting is needed.
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What is the difference between a symbolic link and a hard link?
...n get the open and unlink to happen atomically, which there may be a POSIX API for that I'm not remembering, then you really have a safe temporary file) where you can read/write your data without anyone being able to access it. Well, that was true before /proc gave everyone the ability to look at y...
What is the difference between DAO and Repository patterns?
...u can go the old way of writing the query methods yourself (using Criteria API etc), but you'd just make your life a bit more complex ... You might say that you would have more flexibility like that, but that's not true either as if you really want to go crazy with your queries, Spring Data allows y...
What is Java String interning?
...
http://docs.oracle.com/javase/7/docs/api/java/lang/String.html#intern()
Basically doing String.intern() on a series of strings will ensure that all strings having same contents share same memory. So if you have list of names where 'john' appears 1000 times, by ...
When is TCP option SO_LINGER (0) required?
...assic solution would be a connection pool, as seen in every heavy-duty TCP API, for example HTTP 1.1.
– Marquis of Lorne
Aug 24 '14 at 10:12
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