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Using bitwise OR 0 to floor a number
...ath.trunc, kind of I should say:
Returns the integral part of a number by removing any fractional digits. It just truncate the dot and the digits behind it, no matter whether the argument is a positive number or a negative number.
Math.trunc(13.37) // 13
Math.trunc(42.84) // 42
Math.trunc(...
Difference between Arrays.asList(array) and new ArrayList(Arrays.asList(array))
...hods of Array class ,it is static method thats why we can call this method by its class name (like Arrays.asList(T...a) )
Now here is the twist, please note that this method doesn't create new ArrayList object, it just returns a List reference to existing Array object(so now after using asList metho...
Why doesn't margin:auto center an image?
... same problem.
My image was inheriting a float:left from a parent class. By setting float:none I was able to make margin:0 auto and display: block work properly. Hope it may help someone in the future.
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What is the difference between BIT and TINYINT in MySQL?
...uld you use which? Is there much of a difference? Which I typically used by persistence engines to store booleans?
6 Answ...
Rails: Using build with a has_one association in rails
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Add margin above top ListView item (and below last) in Android
...pixels unfortunately. No DIP :-(
ListView myListView = (ListView) findViewById(R.id.my_list_view);
myListView.addHeaderView(padding);
myListView.addFooterView(padding);
myListView.setAdapter(myAdapter);
The above ListView will have a header and footer padding of 20 pixels.
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Have a fixed position div that needs to scroll if content overflows
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Converting a Java collection into a Scala collection
....toArray: _*)
Note that scala.collection.immutable.Set is made available by default thanks to Predef.scala.
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Git undo local branch delete
...ead this good discussion of how to recover from this kind of error.
EDIT: By the way, don't run git gc (or allow it to run by itself - i.e. don't run git fetch or anything similar) or you may lose your commits for ever.
sha...
Create list of single item repeated N times
...swered Aug 11 '10 at 14:04
Mark ByersMark Byers
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