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How do I return the response from an asynchronous call?

...ide of a function? - Asynchronous code reference → If you already understand the problem, skip to the possible solutions below. The problem The A in Ajax stands for asynchronous . That means sending the request (or rather receiving the response) is taken out of the normal execution flow. In your ...
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How to bind 'touchstart' and 'click' events but not respond to both?

...t to mousedown... maybe the long delay is the difference between mousedown and mouseup which is how a click is determined. – Mottie Aug 11 '11 at 0:38 7 ...
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Can anyone explain what JSONP is, in layman terms? [duplicate]

... Preface: This answer is over six years old. While the concepts and application of JSONP haven't changed (i.e. the details of the answer are still valid), you should look to use CORS where possible (i.e. your server or API supports it, and the browser support is adequate), as JSONP has in...
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Handling a colon in an element ID in a CSS selector [duplicate]

...the beginning of a pseudo-element to the browser so it gets marked invalid and ignored. Is there anyway to escape the colon or something? ...
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BeanFactory vs ApplicationContext

I'm pretty new to the Spring Framework, I've been playing around with it and putting a few samples apps together for the purposes of evaluating Spring MVC for use in an upcoming company project. So far I really like what I see in Spring MVC, seems very easy to use and encourages you to write classes...
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Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?

...returning an Integer object, which may have its values cached between -128 and 127. This is why the first value returns true - it's cached - and the second value returns false - 128 isn't a cached value, so you're getting two separate Integer instances. It is important to note that you are compari...
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sql primary key and index

...x does no good, but the only harm (very small) is the additional file size and row-creation overhead. share | improve this answer | follow | ...
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Simulate delayed and dropped packets on Linux

I would like to simulate packet delay and loss for UDP and TCP on Linux to measure the performance of an application. Is there a simple way to do this? ...
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Compiling C++ on remote Linux machine - “clock skew detected” warning

I'm connected to my university's small Linux cluster via PuTTY and WinSCP, transferring files using the latter and compiling and running them with the former. My work so far has been performed in the university's labs, but today I have been doing some work at home that generated an interesting warn...
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How does facebook, gmail send the real time notification?

I have read some posts about this topic and the answers are comet, reverse ajax, http streaming, server push, etc. 5 Answer...