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What does `void 0` mean? [duplicate]
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What does void 0 mean?
void[MDN] is a prefix keyword that takes one argument and always returns undefined.
Examples
void 0
void (0)
void "hello"
void (new Date())
//all will return undefined
What's the point of that?
It seems pretty useless, doesn't it? If it always r...
Use of 'prototype' vs. 'this' in JavaScript?
...age?
What is the scope of a function in JavaScript?
How does the "this" keyword work?
Sidenote: There may not be any significant memory savings between the two approaches, however using the prototype to share methods and properties will likely use less memory than each instance having its own copy...
What is (functional) reactive programming?
... so that I and others can help you out. For instance, are there particular words you'd like defined or concepts for which you'd like references added? I really do like improving the clarity and accessibility of my writing--without dumbing it down.
– Conal
Dec 2...
The command rbenv install is missing
...that case install using original instructions, which should've omitted the word Optional in this:
(Optional) Install ruby-build, which provides the rbenv install
command that simplifies the process of installing new Ruby versions.
git clone git@github.com:rbenv/ruby-build.git ~/.rbenv/...
How to define multiple CSS attributes in jQuery?
...Agree with redsquare however it is worth mentioning that if you have a two word property like text-align you would do this:
$("#message").css({ width: '30px', height: '10px', 'text-align': 'center'});
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Why is volatile not considered useful in multithreaded C or C++ programming?
... it in kernel code when
shared data structures are being used. In other words, they have been
known to treat volatile types as a sort of easy atomic variable, which
they are not. The use of volatile in kernel code is almost never
correct; this document describes why.
The key point to ...
What's the best solution for OpenID with Django? [closed]
...ut having to actually fork it, and that's a huge plus in my book. In other words, its fairly hookable.
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Windows equivalent to UNIX pwd
...s given, it will change to your home directory. My local man pages use the wording: "Change the current directory to dir. if dir is not supplied, the value of the HOME shell variable is the default."
– Daniel Stevens
May 2 '19 at 10:09
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Printing the last column of a line in a file
...g written to/updated. I want to find the last line containing a particular word, then print the last column of that line.
1...
How to get UILabel to respond to tap?
... How to get the label text from the sender object ? In other words how to identify the sender?
– Vineel
Dec 25 '18 at 1:18
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