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Android Studio marks R in red with error message “cannot resolve symbol R”, but build succeeds
In every project I've tried to create in Android Studio, all usages of R are marked in red with the error message "cannot resolve symbol R", but the compilation succeeds and the application runs. This is really annoying, as it blocks auto-completion and shows huge red waved lines all over my code.
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Execute JavaScript code stored as a string
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yes and no: with eval code would be also executed, while with Function() code isn't executed until F() (use case? check for syntax error but don't want to execute the code)
– G3z
Jan 3 '15 a...
ALTER TABLE to add a composite primary key
...rson , place , thing . There can be duplicate persons, duplicate places, and duplicate things, but there can never be a dupicate person-place-thing combination.
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gitignore without binary files
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This solution works like a charm! I don't understand why by unignore all dirs "!*/", it can also unignore subdir's files with an extension? (e.g. aaa/bbb.c) but still ignore subdir's file without extensions. (e.g. aaa/ccc)
– dragonxlwang
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How to fix “ImportError: No module named …” error in Python?
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Thanks and yes, I had __init__.py. The problem this time was with $PYTHONPATH. Ignacio's solution worked.
– bodacydo
Feb 24 '10 at 13:08
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How do you embed binary data in XML?
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You could encode the binary data using base64 and put it into a Base64 element; the below article is a pretty good one on the subject.
Handling Binary Data in XML Documents
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Check for current Node Version
... answered Jun 21 '16 at 9:15
Andrea BaccegaAndrea Baccega
24.6k1111 gold badges3838 silver badges4343 bronze badges
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Android getting value from selected radiobutton
... gotten so far is not working. How do I get the value of the RadioButton and display it in a Toast ? This is my code:
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Where are the recorded macros stored in Notepad++?
...acros are saved at %AppData%\Notepad++\shortcuts.xml
(Windows logo key + E and copy&paste %AppData%\Notepad++\)
Or:
In Windows < 7 (including Win2008/R2) the macros are saved at C:\Documents and
Settings\%username%\Application Data\Notepad++\shortcuts.xml
In Windows 7|8|10
C:\Users\%usern...
How to install pip for Python 3 on Mac OS X?
...all my own personal Python stuff with 3.3. I just flushed my 3.3.2 install and installed the new 3.3.3. So I need to install pyserial again. I can do it the way I've done it before, which is:
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