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Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
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You can set a default option for the column in the migration
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add_column :status, :string, :default => "P"
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OR
You can use a callback, before_save
class Task < ActiveRecord::Base
before_save :default_values
def...
store and retrieve a class object in shared preference
... not working in my case. Even after putting jar in libs and setting in build path, Gson class not getting resolved.
– Shirish Herwade
May 28 '13 at 11:10
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Windows shell command to get the full path to the current directory?
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You can set a batch/environment variable as follows:
SET var=%cd%
ECHO %var%
sample screenshot from a Windows 7 x64 cmd.exe.
Update: if you do a SET var = %cd% instead of SET var=%cd% , below is what happens. Thanks to jeb.
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CSS: How do I auto-resize an image to fit a 'div' container?
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If you want to set max-width and max-height you can do that. Works perfectly .
– Sandip Subedi
Mar 21 '17 at 5:42
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Error: request entity too large
...l the solutions I've found did not work.
After some digging, I found that setting app.use(express.bodyParser({limit: '50mb'})); did set the limit correctly.
When adding a console.log('Limit file size: '+limit); in node_modules/express/node_modules/connect/lib/middleware/json.js:46 and restarting ...
How to delete a property from Google Analytics
...ade things a bit simpler and more logic. Go to Administration → Property Settings and look for the Delete Property link at the right-bottom of the page. Click that link to delete the property.
Here’s a schreenshot of the current (2014-08-01) interface, pointing to the link you’re looking for...
Creating a new dictionary in Python
I want to build a dictionary in Python. However, all the examples that I see are instantiating a dictionary from a list, etc . ..
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“User interaction is not allowed” trying to sign an OSX app using codesign
...nutes, that will trigger this error after a long build.
To fix:
security set-keychain-settings -t 3600 -l ~/Library/Keychains/login.keychain
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Suppress Scientific Notation in Numpy When Creating Array From Nested List
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I guess what you need is np.set_printoptions(suppress=True), for details see here:
http://pythonquirks.blogspot.fr/2009/10/controlling-printing-in-numpy.html
For SciPy.org numpy documentation, which includes all function parameters (suppress isn't deta...
Sublime Text 3 how to change the font size of the file sidebar?
...there is the full file (as found in ST2).
Ubuntu 18.04
Location of theme setting on Ubuntu 18.04, installed via sudo apt install sublime-text:
~/.config/sublime-text-3/Packages/User/Default.sublime-theme
MacOS
Location of theme setting on MacOS, installed via DMG:
~/Library/Application\ Suppo...