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Sticky sidebar: stick to bottom when scrolling down, top when scrolling up
...'s an example of how to implement this:
JavaScript:
$(function() {
var $window = $(window);
var lastScrollTop = $window.scrollTop();
var wasScrollingDown = true;
var $sidebar = $("#sidebar");
if ($sidebar.length > 0) {
var initialSidebarTop = $sidebar.position().top;
$window.scroll(...
How to unset a JavaScript variable?
I have a global variable in JavaScript (actually a window property, but I don't think it matters) which was already populated by a previous script but I don't want another script that will run later to see its value or that it was even defined.
...
SecurityError: Blocked a frame with origin from accessing a cross-origin frame
... origin, if you own both the pages, you can work around this problem using window.postMessage and its relative message event to send messages between the two pages, like this:
In your main page:
const frame = document.getElementById('your-frame-id');
frame.contentWindow.postMessage(/*any variable o...
How to detect responsive breakpoints of Twitter Bootstrap 3 using JavaScript?
...') ) {
// ...
}
});
// Execute code each time window size changes
$(window).resize(
viewport.changed(function() {
if( viewport.is('xs') ) {
// ...
}
})
);
})(jQuery, ResponsiveBootstrapToolkit);
As of ve...
What is Linux’s native GUI API?
Both Windows (Win32 API) and OS X (Cocoa) have their own APIs to handle windows, events and other OS stuff. I have never really got a clear answer as to what Linux’s equivalent is?
...
How do I close all open tabs at once?
...” is much faster achieved by “:on” (for “only”, i.e. “the only window to show”). :)
– Bombe
Feb 4 '09 at 8:01
9
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Twitter Bootstrap Tabs: Go to Specific Tab on Page Reload or Hyperlink
...ash for page-reload
$('.nav-tabs a').on('shown.bs.tab', function (e) {
window.location.hash = e.target.hash;
})
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How to construct a WebSocket URI relative to the page URI?
...e together.
I would suggest that you look at the individual pieces of the window.location global and join them back together instead of doing blind string substitution.
var loc = window.location, new_uri;
if (loc.protocol === "https:") {
new_uri = "wss:";
} else {
new_uri = "ws:";
}
new_ur...
How to detect page zoom level in all modern browsers?
... terms of device pixels (instead of relative to default zoom), multiply by window.devicePixelRatio.
Old WebKit? (unverified): parseInt(getComputedStyle(document.documentElement,null).width) / document.documentElement.clientWidth (from this answer)
Opera: document.documentElement.offsetWidth / width ...
How can I open a Shell inside a Vim Window?
...d Vim 8.2 support this natively via the :ter[minal] command.
See terminal-window in the docs for details.
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