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How can I rename a database column in a Ruby on Rails migration?
...hat referenced the old column name to the new column name. Run through my test suite, and commit just those changes. (After making sure it was working locally and passing all tests first!)
git commit -m 'using correct column name instead of old stinky bad column name'
Then I'd push that commit t...
How to count objects in PowerShell?
...t seem to work without the @ for count < 2 if Set-StrictMode -Version Latest is used. I just ran into this today (on 5.1) — something worked interactively that didn't work in a function. I tracked it down to the function have Set-StrictMode in it; when I set strict mode interactively, it didn't...
Generate random password string with requirements in javascript
...t = String.fromCharCode(this._getRandomByte());
if(this._pattern.test(result))
{
return result;
}
}
}, this)
.join('');
}
};
<input type='text' id='p'/><br/>
<input type='button' value ='generate' oncl...
Access-Control-Allow-Origin wildcard subdomains, ports and protocols
... "http(s)?://(.+\.)?(othersite\.com|mywebsite\.com)(:\d{1,5})?$" CORS=$0
Testing After deploying:
The following curl response should have the "Access-Control-Allow-Origin" header after the change.
curl -X GET -H "Origin: http://examplesite1.com" --verbose http://examplesite2.com/query
...
What are the best JVM settings for Eclipse? [closed]
...ion at work, some old P4 from 2002 with 2Go RAM and XPSp3. But I have also tested those same settings on Windows7)
Eclipse.ini
WARNING: for non-windows platform, use the Sun proprietary option -XX:MaxPermSize instead of the Eclipse proprietary option --launcher.XXMaxPermSize.
That is: Unless yo...
argparse store false if unspecified
..., action='store_true', )
args=parser.parse_args()
print(args)
running
% test.py
yields
Namespace(auto=False)
So it appears to be storing False by default.
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Android Studio needs JDK 7 for Android-L mac
...
I haven't moved over to Android Studio, yet. I've used it for a few tests and really like it. Just haven't been able to switch over yet. I've had this sort of issue in Eclipse and that's obviously a different solution, but looking through one of my test projects, this appears to be how you go...
Return empty cell from formula in Excel
...ng to have to use VBA, then. You'll iterate over the cells in your range, test the condition, and delete the contents if they match.
Something like:
For Each cell in SomeRange
If (cell.value = SomeTest) Then cell.ClearContents
Next
...
How to add spacing between UITableViewCell
...ntView of your cell. Here is a screen shot of a prototype I did in another test project when I was simulating this:
Here is some code (Note: there are lots of hard coded values for demonstration purposes)
First, I needed to set the heightForRowAtIndexPath to allow for different heights on the UI...
Can't specify the 'async' modifier on the 'Main' method of a console app
...fineContext from My Documents\Microsoft Visual Studio Async CTP\Samples(C# Testing) Unit Testing\AsyncTestUtilities. Alternatively, you can use AsyncContext from my Nito.AsyncEx NuGet package.
Here's an example using AsyncContext; GeneralThreadAffineContext has almost identical usage:
using Nito.Asy...