大约有 48,000 项符合查询结果(耗时:0.0544秒) [XML]

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jQuery scroll() detect when user stops scrolling

...; }); Update I wrote an extension to enhance jQuery's default on-event-handler. It attaches an event handler function for one or more events to the selected elements and calls the handler function if the event was not triggered for a given interval. This is useful if you want to fire a callback o...
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Test if a variable is set in bash when using “set -o nounset”

... I tried this and I'm surprised this works... Everything is correct except according to "info bash", "${WHATEVER-}" should have a ":" (colon) before the "-" (dash) like: "${WHATEVER:-}", and "${WHATEVER+defined}" should have a colon before...
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How much of a git sha is *generally* considered necessary to uniquely identify a change in a given c

...ory structure where a directory is named for a commit in a Git repository, and you want it to be short enough to make your eyes not bleed, but long enough that the chance of it colliding would be negligible, how much of the SHA substring is generally required? ...
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Abstract methods in Python [duplicate]

...seems too easy for me in Java yet up till now I have been unable to understand in Python which is surprising to me at least. ...
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C char array initialization

...o char buf[10] = {'a', 0, 0, 0, 0, 0, 0, 0, 0, 0}; As you can see, no random content: if there are fewer initializers, the remaining of the array is initialized with 0. This the case even if the array is declared inside a function. ...
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What's the point of OOP?

...e of the countless millions or billions spent on OOP education, languages, and tools, OOP has not improved developer productivity or software reliability, nor has it reduced development costs. Few people use OOP in any rigorous sense (few people adhere to or understand principles such as LSP); there...
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Get the device width in javascript

... than the device screen size. Typically, when dealing with mobile devices AND desktop browsers I use the following: var width = (window.innerWidth > 0) ? window.innerWidth : screen.width; share | ...
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Detecting a mobile browser

...m detectmobilebrowsers.com): Here's a function that uses an insanely long and comprehensive regex which returns a true or false value depending on whether or not the user is browsing with a mobile. window.mobileCheck = function() { let check = false; (function(a){if(/(android|bb\d+|meego).+mob...
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Check whether HTML element has scrollbars

... fails in many cases. If your element has overflow: visible; width: 200px; and has a child with a 500px width, your element has no scroll bars but has a scrollWidth of 500px and a clientWidth of 200px. – Joseph Lennox Mar 5 '14 at 21:17 ...
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What is the difference between connection and read timeout for sockets?

... 1) What is the difference between connection and read timeout for sockets? The connection timeout is the timeout in making the initial connection; i.e. completing the TCP connection handshake. The read timeout is the timeout on waiting to read data1. Specifically, i...