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Android Fragment handle back button press [duplicate]
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FragmentTransaction tx = fragmentManager.beginTransation();
tx.replace( R.id.fragment, new MyFragment() ).addToBackStack( "tag" ).commit();
If you require more detailed control (i.e. when some Fragments are visible, you want to suppress the back key) you can set an OnKeyListener on the parent vie...
How do I POST JSON data with cURL?
...st my Spring REST application with cURL. I wrote my POST code at the Java side. However, I want to test it with cURL. I am trying to post a JSON data. Example data is like this:
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Android Camera : data intent returns null
I have an android application which contains multiple activities.
11 Answers
11
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Rails: Using build with a has_one association in rails
...dly if user belonged to profile(meaning user table has foreign_key profile_id in its table) then also building profile for user will work as mentioned above i.e but for new action only user.build_profile for edit user.build_profile if user.profile.nil? and if you want to build profile while cre...
How to get a table cell value using jQuery?
...t might be worth using a class attribute on the TD containing the customer ID so you can write:
$('#mytable tr').each(function() {
var customerId = $(this).find(".customerIDCell").html();
});
Essentially this is the same as the other solutions (possibly because I copy-pasted), but has th...
Add margin above top ListView item (and below last) in Android
... is a pretty fine question about the layout of items in a ListView in Android.
5 Answers
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Git keeps asking me for my ssh key passphrase
...you your passphrase just once, and then you should be allowed to push, provided that you uploaded the public key to Github.
To save key permanently on macOS:
ssh-add -K
This will persist it after you close and re-open it by storing it in user's keychain.
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Can I use a collection initializer for Dictionary entries?
... "Bart" }
}
Note that you're effectively adding tuples of values.
As a sidenote: collection initializers contain arguments which are basically arguments to whatever Add() function that comes in handy with respect to compile-time type of argument. That is, if I have a collection:
class FooCollect...
AWS S3 copy files and folders between two buckets
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A simplified example using the aws-sdk gem:
AWS.config(:access_key_id => '...', :secret_access_key => '...')
s3 = AWS::S3.new
s3.buckets['bucket-name'].objects['source-key'].copy_to('target-key')
If you want to perform the copy between different buckets, then specify the target bucke...
How do I clear stuck/stale Resque workers?
...ocessing jobs), you might want to try Resque.workers.each {|w| matches = w.id.match(/^[^:]*:([0-9]*):[^:]*$/); pid = matches[1]; w.unregister_worker unless w.worker_pids.include?(pid.to_s)} which will only unregister those workers which pids are not part of the known running pids. I do not know if ...