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“R cannot be resolved to a variable”? [duplicate]
...owing links:
Here is the best way to solve this problem: [Android Development- Where is my R.Java file?][2]
R.java not regenerating
R cannot be resolved - Android error
R cannot be resolved to a variable
R cannot be resolved to a variable -- mailing list entry
Fixed: R cannot be resolved to a vari...
Get Element value with minidom with Python
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It should just be
name[0].firstChild.nodeValue
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Rails: Missing host to link to! Please provide :host parameter or set default_url_options[:host]
...eady set it for config.action_mailer.default_url_options to solve this same bug elsewhere, but now I'm getting this error when trying to use a URL helper inside an RSpec spec. I have no idea where it's expecting default_url_options to be set.
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Center image in table td in CSS
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<td align="center">
or via css, which is the preferred method any more...
<td style="text-align: center;">
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How to merge remote changes at GitHub?
...potential conflicts, and "git push" the result. A "git pull" will create a merge commit C between commits A and B.
Alternatively, you can rebase your change between X and B on top of A, with "git pull --rebase", and push the result back. The rebase will create a new commit D that builds the cha...
How to debug a maven goal with intellij idea?
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Coding Conventions - Naming Enums
Is there a convention for naming enumerations in Java?
7 Answers
7
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Rails and PostgreSQL: Role postgres does not exist
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This message pops up, when the database user does not exist. Compare the manual here.
Multiple local databases cannot be the explanation. Roles are valid cluster-wide. The manual again:
Note that roles are defined at the datab...
jQuery .ready in a dynamically inserted iframe
We are using jQuery thickbox to dynamically display an iframe when someone clicks on a picture. In this iframe, we are using galleria a javascript library to display multiple pictures.
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Android, canvas: How do I clear (delete contents of) a canvas (= bitmaps), living in a surfaceView?
In order to make a simple game, I used a template that draws a canvas with bitmaps like this:
18 Answers
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