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Maintain/Save/Restore scroll position when returning to a ListView
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This can be made even simpler be using one line to save: int index = mList.getFirstVisiblePosition(); and only one line to restore: mList.setSelectionFromTop(index, 0);. Great answer though (+1)! I have been looking for an elegant solution to this problem.
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Real World Use of Zookeeper [closed]
... finds the list of urls for a given service name and attempt to connect to one of them is some order (e.g. round-robin or random).
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How to write a:hover in inline CSS?
...eters, although it's extremely inefficient if you need to change more than one element:
<a href="abc.html"
onMouseOver="this.style.color='#0F0'"
onMouseOut="this.style.color='#00F'" >Text</a>
Also, I can't remember for sure if this works in this context. You may have ...
Exec : display stdout “live”
.../stderr, for example when displaying the progress information from a git clone.
– Livven
Apr 18 '17 at 15:56
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When to use IComparable Vs. IComparer
...ed to implement. They both essentially do the same thing. When would I use one over the other?
8 Answers
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How can I split and parse a string in Python?
...The usage is similar to the last example, except that it returns three components instead of two. The principal advantage is that this method doesn't fail if the string doesn't contain the separator.
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Makefile, header dependencies
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@chase: Well, I have erroneously made the dependency on the object files, when it should obviously be on the sources and had the order of dependency wrong for the two targets, too. That's what I get for typing from memory. Try it now.
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ImportError: Cannot import name X
...red Feb 12 '12 at 21:01
Teemu IkonenTeemu Ikonen
10.7k44 gold badges1818 silver badges3333 bronze badges
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React.js - input losing focus when rerendering
...guess.
When you create a EditorContainer, specify a unique key for the component:
<EditorContainer key="editor1"/>
When a re-rendering occurs, if the same key is seen, this will tell React don't clobber and regenerate the view, instead reuse. Then the focused item should retain focus.
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Handle Guzzle exception and get HTTP body
...ace, $response->getBody()->getContents() gives me an empty string in one case, I don't understand why. But using \GuzzleHttp\Psr7\str() returns all the HTTP response as a string, and I would only the HTTP body. As said in the documentation, the body can be used by casting it to string. $string...