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What is the relationship between Looper, Handler and MessageQueue in Android?
... Also note that a thread can't be associated with more than one Looper. In order to guarantee this association, Looper is stored in thread-local storage, and it can't be created via its constructor directly. The only way to create it is to call prepare static method on Looper. prepare method first e...
Is it possible to GROUP BY multiple columns using MySQL?
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Preference of left to right is applied to the ascending order of the groupings and not the column group preference. GROUP BY applies col1+col2. e.g. col1 = 1, 2, 1, 2 | col2 = 1, 2, 3, 2 and running GROUP BY col1,col2 would return 1,1|1,3|2,2 as opposed to 1,1|2,2 as suggested. Wh...
Convert Mercurial project to Git [duplicate]
... are probably better off not doing the conversion.
I did the following in order to get the repo ready for a second conversion attempt:
hg update -C stable
hg merge stable/hotfix-feature
hg ci -m "Merge with stable branch"
hg push git+ssh://git@bitbucket.org:myaccount/myrepo.git
After this I had ...
How to change theme for AlertDialog
... someone could help me out. I am trying to create a custom AlertDialog. In order to do this, I added the following line of code in styles.xml
...
What's the difference between utf8_general_ci and utf8_unicode_ci?
...; not everybody sorts their characters in what we would call 'alphabetical order'.
As far as Latin (ie "European") languages go, there is not much difference between the Unicode sorting and the simplified utf8mb4_general_ci sorting in MySQL, but there are still a few differences:
For examples, the ...
How to use cURL to get jSON data and decode the data?
...tps://.../api.php?action=getThreads&hash=123fajwersa&node_id=4&order_by=post_date&order=desc&limit=1&grab_content&content_limit=1";
Using cURL
// Initiate curl
$ch = curl_init();
// Will return the response, if false it print the response
curl_setopt($ch, CURLOP...
Defining Z order of views of RelativeLayout in Android
I would like to define the z order of the views of a RelativeLayout in Android.
13 Answers
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What is the appropriate HTTP status code response for a general unsuccessful request (not an error)?
...ful API that will process a number of user interactions, including placing orders using stored credit cards.
7 Answers
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Difference between Lookup() and Dictionary(Of list())
...ogically can hold data organized in a similar way and both are of the same order of efficiency. The main difference is a Lookup is immutable: it has no Add() methods and no public constructor (and as Jon mentioned you can query a non-existent key without an exception and have the key as part of the...
Run automatically program on startup under linux ubuntu [closed]
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sudo mv /filename /etc/init.d/
sudo chmod +x /etc/init.d/filename
sudo update-rc.d filename defaults
Script should now start on boot. Note that this method also works with both hard links and symbolic links (ln).
Edit
At this point in the bo...