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mongo group query how to keep fields
Everybody.
In mongo group query, the result shows only the key(s) in arguments. How to keep the first document in each group like mysql query group.
for example:
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How to set OnClickListener on a RadioButton in Android?
I have two RadioButton s inside a RadioGroup . I want to set OnClickListener on those RadioButton s. Depending on which RadioButton is clicked, I want to change the text of an EditText . How can I achieve this?
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Indent starting from the second line of a paragraph with CSS
How can I indent starting from the second line of a paragraph?
6 Answers
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Find number of months between two Dates in Ruby on Rails
I have two Ruby on Rails DateTime objects. How to find the number of months between them? (Keeping in mind they might belong to different years)
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Connect Java to a MySQL database
How do you connect to a MySQL database in Java?
14 Answers
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How to have a transparent ImageButton: Android
This is what I tried to get a transparent ImageButton so as to place those buttons on a SurfaceView. But Eclipse, gives me an error in the project as soon as I include the transparent line in xml.
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Parse usable Street Address, City, State, Zip from a string [closed]
Problem: I have an address field from an Access database which has been converted to Sql Server 2005. This field has everything all in one field. I need to parse out the individual sections of the address into their appropriate fields in a normalized table. I need to do this for approximately 4,000 ...
Showing a Spring transaction in log
I configured spring with transactional support. Is there any way to log transactions just to ensure I set up everything correctly? Showing in the log is a good way to see what is happening.
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Zoom to fit all markers in Mapbox or Leaflet
How do I set view to see all markers on map in Mapbox or Leaflet ? Like Google Maps API does with bounds ?
8 Answers
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Default function arguments in Rust
Is it possible in Rust to create a function with a default argument?
6 Answers
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