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Getting value of public static final field/property of a class in Java via reflection
...value. If you know the type you can use one of the get methods with null (for static fields only, in fact with a static field the argument passed to the get method is ignored entirely). Otherwise you can use getType and write an appropriate switch as below:
Field f = R.class.getField("_1st");
Class...
Enum String Name from Value
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Update: only certain overloads using IFormatProvider are deprecated. ToString() is fine. See groups.google.com/group/DotNetDevelopment/browse_thread/thread/…
– AndyM
Apr 15 '09 at 9:37
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How to set thousands separator in Java?
How to set thousands separator in Java?
I have String representation of a BigDecimal that I want to format with a thousands separator and return as String.
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Generating CSV file for Excel, how to have a newline inside a value
I need to generate a file for Excel, some of the values in this file contain multiple lines.
19 Answers
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Sending data back to the Main Activity in Android
...ctivity is used to get user input - such as choosing a contact from a list or entering data in a dialog box. In this case you should use startActivityForResult to launch your child Activity.
This provides a pipeline for sending data back to the main Activity using setResult. The setResult method ta...
Django admin: How to display a field that is marked as editable=False' in the model?
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Use Readonly Fields. Like so (for django >= 1.2):
class MyModelAdmin(admin.ModelAdmin):
readonly_fields=('first',)
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How do I import the Django DoesNotExist exception?
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You don't need to import it - as you've already correctly written, DoesNotExist is a property of the model itself, in this case Answer.
Your problem is that you are calling the get method - which raises the exception - before it is passed to ass...
Rails 3 - can't install pg gem
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As stated in your error log you need to pass in the path to the pg_config. Try to install the gem using:
gem install pg -- --with-pg-config= 'PATH_TO_YOUR_PG_CONFIG'
If you are not sure where your pg_config is, and assuming you are on Linux or...
Is it possible to reopen a closed branch in Mercurial?
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Thanks for pointing it out - I'd assumed that changes were implied by doing a commit, but of course if you simply want to remove the closed flag you can't without a change.
– Tim Delaney
Jun 9 '...
Replace one character with another in Bash
...nly
bar=${foo/ /.}
# replace all blanks
bar=${foo// /.}
See http://tldp.org/LDP/abs/html/string-manipulation.html for more details.
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