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What is the effect of extern “C” in C++?
...s are distinct types even if otherwise identical
Linkage specs nest, inner one determines the final linkage
extern "C" is ignored for class members
At most one function with a particular name can have "C" linkage (regardless of namespace)
extern "C" forces a function to have external linkage (cannot...
WebSockets vs. Server-Sent events/EventSource
...g technologies. What is the difference between them? When would you choose one over the other?
6 Answers
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Forking vs. Branching in GitHub
... collaborator for that specific project.
Forking is nothing more than a clone on the GitHub server side:
without the possibility to directly push back
with fork queue feature added to manage the merge request
You keep a fork in sync with the original project by:
adding the original project as...
Get local IP address in node.js
... an object, that maps network interface names to its properties (so that one interface can, for example, have several addresses):
'use strict';
const { networkInterfaces } = require('os');
const nets = networkInterfaces();
const results = Object.create(null); // or just '{}', an empty object
for ...
Questions every good Java/Java EE Developer should be able to answer? [closed]
...tween Set, Map and List?
I'm still amazed how many people don't know this one in a telephone interview.
share
answered Jan 22 '10 at 1:09
...
How does Python's super() work with multiple inheritance?
...lls in the parents, nothing will happen. @lifeless's answer is the correct one.
– Cerin
Oct 17 '15 at 1:01
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How to detect a loop in a linked list?
...to have two references to the list and move them at different speeds. Move one forward by 1 node and the other by 2 nodes.
If the linked list has a loop they
will definitely meet.
Else either of
the two references(or their next)
will become null.
Java function implementing the algorithm:
boole...
Reading binary file and looping over each byte
...
To read a file — one byte at a time (ignoring the buffering) — you could use the two-argument iter(callable, sentinel) built-in function:
with open(filename, 'rb') as file:
for byte in iter(lambda: file.read(1), b''):
# Do stu...
How do you get the current project directory from C# code when creating a custom MSBuild task?
...
You can try one of this two methods.
string startupPath = System.IO.Directory.GetCurrentDirectory();
string startupPath = Environment.CurrentDirectory;
Tell me, which one seems to you better
...
HTML5 textarea placeholder not appearing
...
This one has always been a gotcha for me and many others. In short, the opening and closing tags for the <textarea> element must be on the same line, otherwise a newline character occupies it. The placeholder will therefor...