大约有 45,000 项符合查询结果（耗时：0.0610秒） [XML]
“render :nothing => true” returns empty plaintext file?
...he preferred solution for that too (but obviously the OP is on a Rails 2.3 app so the chosen answer was appropriate).
– Asfand Qazi
Sep 17 '14 at 18:06
...
viewWillDisappear: Determine whether view controller is being popped or is showing a sub-view contro
... find a good solution to this problem. In a view controller's -viewWillDisappear: method, I need to find a way to determine whether it is because a view controller is being pushed onto the navigation controller's stack, or whether it is because the view controller is disappearing because it has be...
Is there a good charting library for iPhone? [closed]
...arts (bar charts for now, but more types may be needed later) in an iPhone app I'm working on. I've done some looking around and it doesn't look like there are any really good, mature charting libraries for iPhone yet. I've also looked for something written for Cocoa on the Mac that can be adapted, ...
DatabaseError: current transaction is aborted, commands ignored until end of transaction block?
... seem to cause the most angst...
To sync your django db, from within your app directory, within terminal, type:
$ python manage.py syncdb
Edit: Note that if you are using django-south, running the '$ python manage.py migrate' command may also resolve this issue.
Happy coding!
...
python NameError: global name '__file__' is not defined
...
This error comes when you append this line os.path.join(os.path.dirname(__file__)) in python interactive shell.
Python Shell doesn't detect current file path in __file__ and it's related to your filepath in which you added this line
So you should w...
How to force an entire layout View refresh?
...es every View to draw itself. No call to invalidate() should be needed. To apply the theme, make sure you do it before any View is drawn, i.e., before setContentView(R.layout.mainscreen);
public void setTheme (int resid)
Since: API Level 1
Set the base theme for this context. Note that th...
How do I open the SearchView programmatically?
...ch icon stay on the action bar when is expanded, which doesn't resemble to appearance when focusing the search manually.
– Ixx
Apr 30 '18 at 8:19
|
...
How to prevent a dialog from closing when a button is clicked
...ing validation to your dialog, especially when you already have a helper wrapping class to deal with alerts
– Guillaume
Nov 18 '11 at 23:19
...
Local dependency in package.json
...locallib and npm will install the version you're working on as a symlink.
app@0.0.1 /private/tmp/app
└── somelocallib@0.0.1 -> /private/tmp/somelocallib
Reference: link(1)
share
|
improv...
What does send() do in Ruby?
...14")
But it can all be replaced with the following:
Assuming your Rails app needs to assign attributes to your car class from user input, you can do
c = Car.new()
params.each do |key, value|
c.send("#{key}=", value)
end
...