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Android studio: new project vs new module
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oO is a module really that much?!
– Martin Pfeffer
Oct 30 '15 at 3:41
1
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Java - get pixel array from image
... is to be able to address pixel (x, y) from the image using int[x][y] . All the methods I have found do not do this (most of them return int[] s).
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Split list into multiple lists with fixed number of elements
...st[List[X]] =
if (xs.size <= n) xs :: Nil
else (xs.splitAt(n)._1) :: split(n,xs.splitAt(n)._2)
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What characters are forbidden in Windows and Linux directory names?
...ot create a folder named A if one named a already exists. Worse, seemingly-allowed names like PRN and CON, and many others, are reserved and not allowed. Windows also has several length restrictions; a filename valid in one folder may become invalid if moved to another folder. The rules for
naming f...
How do I ignore files in Subversion?
...n as "unversioned": your SVN client will pretend the file doesn't exist at all in the filesystem.
Ignored files are specified by a "file pattern". The syntax and format of file patterns is explained in SVN's online documentation: http://svnbook.red-bean.com/nightly/en/svn.advanced.props.special.ign...
Convert Iterable to Stream using Java 8 JDK
...r spliterator, and therefore better stream performance (maybe even good parallelism). It's also less code:
StreamSupport.stream(iterable.spliterator(), false)
.filter(...)
.moreStreamOps(...);
As you can see, getting a stream from an Iterable (see also this question) is...
android.widget.Switch - on/off event listener?
...ener to change the state & passed the switch to method(in my case API call) & then used the setChecked() method to change the state(like in onFailure/onError in API call). Hope that helps.
– deepak kumar
Feb 21 at 9:09
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When should I use Struct vs. OpenStruct?
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@IvanKolmychek: Cool, actually I prefer the block approach.
– tokland
Mar 9 '16 at 18:21
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Sending message through WhatsApp
...en/android/26000030/?category=5245251
WhatsApp's Click to Chat feature allows you to begin a chat with
someone without having their phone number saved in your phone's
address book. As long as you know this person’s phone number, you can
create a link that will allow you to start a chat w...
How to hash a password
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I would REALLY recommend using SHA1. MD5 is a no-no unless you are maintaining backward compatibility with an existing system. In addition, make sure you put it in a using statement or call Clear() on it when you are done using the imp...