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Java null check why use == instead of .equals()
...l,
// so one of the first checks inside the `Foo#equals` method will
// disallow the equality because it sees that `other` == null
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SQL - many-to-many table primary key
...at the table sorted, just the index. And the index won't be stored sequentially, it'll be stored in an efficient manner to be able to be retrieved quickly.
In addition, the vast majority of database tables are read far more often than written. That makes anything you do on the select side far more ...
File extension for PowerShell 3
All of us probably know .bat for Batch files.
1 Answer
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Difference between Apache CXF and Axis
...ery 2 months), 6 fixpacks to 2.1.x, and now 3 for 2.2.x. Axis2 doesn't really "support" older versions. Unless a "critical" issue is hit, you may need to wait till the next big release (they average about every 9-10 months or so) to get fixes. (although, with either, you can grab the source code...
Architecture of a single-page JavaScript web application?
...x single-page JS web application be structured on the client-side? Specifically I'm curious about how to cleanly structure the application in terms of its model objects, UI components, any controllers, and objects handling server persistence.
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Why don't self-closing script elements work?
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Actually, I can't find any use for this restriction :) It seems completely artificial.
– squadette
Sep 16 '08 at 13:17
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How to wait until an element exists?
...atch the DOM. It's only supported in newer browsers though, so you should fall back onto DOMNodeInserted when MutationObserver isn't available.
let observer = new MutationObserver((mutations) => {
mutations.forEach((mutation) => {
if (!mutation.addedNodes) return
for (let i = 0; i &...
How do I scroll to an element using JavaScript?
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This doesn't work well for me because it adds all of these navigation events to the browser history and I can't easily go back to the previous page
– bikeman868
Aug 17 '18 at 0:03
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What is the difference between an interface and a class, and why I should use an interface when I ca
... Hey that looks like a very good ingredient for me to understand, I really appreciate it, thanks a lot :) :)
– Jasmine
Jun 6 '12 at 13:46
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Bootstrap 3 jquery event for active tab change
...ire a function when the tab changes of the bootstrap 3 tab/navbar and literally all suggestions google spat out were wrong/did not work.
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