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How to create a JavaScript callback for knowing when an image is loaded?
I want to know when an image has finished loading. Is there a way to do it with a callback?
10 Answers
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What is Express.js?
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Express.js is a Node.js framework. It's the most popular framework as of now (the most starred on NPM).
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It's built around configuration and granular simplicity of Connect middleware. Some people compare Express.js to Ruby Sinatra vs. the bulky and opinionated Ruby on Rails.
2) What is the...
How do you fork your own repository on GitHub?
...new project based on this repository, but I don't want to affect how it is now. I tried forking it using the GitHub UI but it didn't do anything.
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How to center a button within a div?
...ticed it's an active answer, however Flexbox would be the correct approach now.
Live Demo
Vertical and horizontal alignment.
#wrapper {
display: flex;
align-items: center;
justify-content: center;
}
Just horizontal (as long as the main flex axis is horizontal which is default)
#wrapper {...
When should I use a trailing slash in my URL?
...te *nix-style file systems. That may have originally served a purpose, but now much less so.
– speedplane
Jun 4 '16 at 7:09
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PowerShell script not accepting $ (dollar) sign
... the statement in single-quotes instead of the double-quotes you are using now.
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“Undefined reference to” template class constructor [duplicate]
...cases. The choice is yours.
The code in a template is merely a 'pattern' known to the compiler. The compiler won't compile the constructors cola<float>::cola(...) and cola<string>::cola(...) until it is forced to do so. And we must ensure that this compilation happens for the constructo...
Does C have a “foreach” loop construct?
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As you probably already know, there's no "foreach"-style loop in C.
Although there are already tons of great macros provided here to work around this, maybe you'll find this macro useful:
// "length" is the length of the array.
#define each(item, ...
What does %~dp0 mean, and how does it work?
...on, substitution of FOR
variable references has been enhanced.
You can now use the following optional
syntax:
%~I - expands %I removing any surrounding quotes (")
%~fI - expands %I to a fully qualified path name
%~dI - expands %I to a drive letter only
%~pI - expa...
Select all child elements recursively in CSS
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it works, but now it overrides all other classes even if they have a higher priority.. (they are placed later in the css file)
– clarkk
Feb 5 '11 at 22:33
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