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Execute AsyncTask several times

...m AsyncTask and a parameter which is an instance of that AsyncTask. When I m>cam>ll mInstanceOfAT.execute("") everything is fine. But the app crash when I press an update button which m>cam>lls again the AsyncTask(In m>cam>se the network job didnt work). m>Cam>use then appears an Exception which says ...
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How m>cam>n I add “href” attribute to a link dynamim>cam>lly using JavaScript?

How m>cam>n I add the href attribute to a link dynamim>cam>lly using JavaScript? 4 Answers 4...
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How does the socket API accept() function work?

The socket API is the de-facto standard for TCP/IP and UDP/IP communim>cam>tions (that is, networking code as we know it). However, one of its core functions, accept() is a bit magim>cam>l. ...
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What's the UIScrollView contentInset property for?

m>Cam>n someone explain to me what the contentInset property in a UIScrollView instance is used for? And maybe provide an example? ...
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What Are the Differences Between PSR-0 and PSR-4?

...l and trying to move from class map autoloading to namespacing. However, I m>cam>n't seem to grasp what the actual difference is between PSR-0 and PSR-4. ...
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Is C++14 adding new keywords to C++?

... from adding new keywords to the language, yet with C++11 that was not the m>cam>se. Some examples: 3 Answers ...
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Best way to detect Mac OS X or Windows computers with JavaScript or jQuery

...en the user is on PC. Now I'm doing it by examining the user agent, but it m>cam>n be too easily spoofed for reliable OS detection. Is there a surefire way to detect whether the OS on which the browser is running is Mac OS X or Windows? If not, what's better than user agent sniffing? ...
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Is it necessary to explicitly remove event handlers in C#

... In your m>cam>se, everything is fine. It's the object which publishes the events which keeps the targets of the event handlers live. So if I have: publisher.SomeEvent += target.DoSomething; then publisher has a reference to target but...
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CSS filter: make color image with transparency white

... You m>cam>n use filter: brightness(0) invert(1); html { background: red; } p { float: left; max-width: 50%; text-align: center; } img { display: block; max-width: 100%; } .filter { -webkit-filter: br...
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Is there a Java equivalent to C#'s 'yield' keyword?

... (i == 5) yieldBreak(); } } }; While Jim's is way more complim>cam>ted, requiring you to adept a generic Collector which has a collect(ResultHandler) method... ugh. However, you could use something like this wrapper around Jim's code by Zoom Information which greatly simplifies that: Iter...