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What is the difference between Fragment and FragmentActivity?
... embedded in an Activity.
Fragments are not part of the API prior to HoneyComb (3.0). If you want to use Fragments in an app targeting a platform version prior to HoneyComb, you need to add the Support Package to your project and use the FragmentActivity to hold your Fragments. The FragmentActivity...
https connection using CURL from command line
...o which I need to connect from Machine A (a linux machine)
I tried this on command prompt
10 Answers
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How to validate an email address in PHP
...:1[0-9]{2})|(?:[1-9]?[0-9]))){3}))\\]))$/iD';
$emailaddress = 'test@gmail.com';
if (preg_match($pattern, $emailaddress) === 1) {
// emailaddress is valid
}
P.S. A note on the regex pattern used above (from the PHP source). It looks like there is some copyright on it of Michael Rushton. As st...
What is the at sign (@) in a batch file and what does it do?
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At symbol - @
The @ symbol tells the command processor to be less verbose; to only show the output of the command without showing it being executed or any prompts associated with the execution. When used it is prepended to the beginning of the command, it is not...
Convert JSON style properties names to Java CamelCase names with GSON
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100
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Archive the artifacts in Jenkins
...se is the result of a build - the intended output of the build process.
A common convention is to put the result of a build into a build, target or bin directory.
The Jenkins archiver can use globs (target/*.jar) to easily pick up the right file even if you have a unique name per build.
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“git diff” does nothing
... configuration error somewhere, but I can't figure out where. Regular git commands appear to work fine, but "git diff" does nothing. To be safe, I removed external diff tools from my .gitconfig file. This was installed via MacPorts and is the lates version (1.7.2.2).
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Create Django model or update if exists
...t answer
Django already has a get_or_create, https://docs.djangoproject.com/en/dev/ref/models/querysets/#get-or-create
For you it could be :
id = 'some identifier'
person, created = Person.objects.get_or_create(identifier=id)
if created:
# means you have created a new person
else:
# pers...
How can I get the sha1 hash of a string in node.js?
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33
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Android: What's the difference between Activity.runOnUiThread and View.post?
... on UI thread, Handler#post(Runnable) will be called behind the scenes.
As CommonsWare mentioned in the comment, there is a difference between the two - when called on Ui thread, Activity#runOnUiThread will call the run method directly, while View#post will post the runnable on the queue (e.g. call ...