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Detect 7 inch and 10 inch tablet programmatically
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From this, we can get the information required to size the display:
int widthPixels = metrics.widthPixels;
int heightPixels = metrics.heightPixels;
This will return the absolute value of the width and the height in pixels, so 1280x720 for the Galaxy SIII, the Galaxy Nexus etc.
This isn't usual...
How to find out what group a given user has?
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This one shows the user's uid as well as all the groups (with their gids) they belong to
id userid
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Android 4.3 menu item showAsAction=“always” ignored
I'm using the new v7 appcompat library available starting from Android 4.3 (API level 18).
12 Answers
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Sending Email in Android using JavaMail API without using the default/built-in app
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when i called setcontent it overwrote my body content. am i doing anything wrong. i want to add attachment with other textual body content
– Calvin
Aug 19 '15 at 12:50
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When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
...equire casting due to Scala's type system.
Also in Java people don't typically make immutable objects which I recommend you do for messaging. Consequently its very easy in Java to accidentally do something using Akka that will not scale (using mutable objects for messages, relying on weird closure...
Python non-greedy regexes
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This is called "non greedy" qualifier
– Bruno Duyé
Jun 4 '18 at 17:31
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Replace a newline in TSQL
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@Slint Yes, good point. Practically speaking, to use this from client code you should add a column name. Though it is true that a lot of times you can get away with using .columns[0] instead.
– RBarryYoung
May 27 '1...
Rails migrations: self.up and self.down versus change
.... For example, in your case what is the reverse operation of add_column to call when you rollback? Of course it's remove_column. What is the inverse of create_table? It's drop_table. So in these cases rails know how to rollback and define a down method is superfluous (you can see in the documentatio...
Is it possible for intellij to organize imports the same way as in Eclipse?
...k,
com.*,
blank,
all other imports
FWIW, there is an Intellij plugin called "eclipse code formatter" that I evaluated for this purpose and ended up discarding, because it set up a separate shortcut (in OSX) that was already in use by core IDE functionality.
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How do I diff the same file between two different commits on the same branch?
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Check $ git log, copy the SHA-1 ID of the two different commits, and run the git diff command with those IDs. for example:
$ git diff (sha-id-one) (sha-id-two)
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