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How do you write a migration to rename an ActiveRecord model and its table in Rails?
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ndnenkov
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answered Jan 23 '09 at 0:29
ReadonlyReadonly
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Why JSF saves the state of UI components on server?
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201
Why does JSF need to save the state of UI components on the server side ?
Because HTTP is st...
Difference between JVM and HotSpot?
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edited Aug 2 '18 at 11:54
answered May 15 '13 at 15:05
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Is it possible to set transparency in CSS3 box-shadow?
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box-shadow: 10px 10px 10px rgba(0, 0, 0, 0.5);
div {
width: 200px;
height: 50px;
line-height: 50px;
text-align: center;
color: white;
background-color: red;
margin: 10px;
}
div.a {
box-shadow: 10px 10px 10px #000;
}
div.b {
box-shadow: 10px ...
request exceeds the configured maxQueryStringLength when using [Authorize]
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edited Nov 27 '12 at 19:27
Eat at Joes
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What is the maximum length of data I can put in a BLOB column in MySQL?
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250
A BLOB can be 65535 bytes (64 KB) maximum.
If you need more consider using:
a MEDIUMBLOB f...
ASP.NET MVC ambiguous action methods
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answered Jun 25 '09 at 18:57
LeviLevi
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How do I show a MySQL warning that just happened?
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203
SHOW WARNINGS is the only method I'm aware of, but you have to run it immediately after a quer...
Get original URL referer with PHP?
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edited May 1 '13 at 15:02
answered Dec 8 '09 at 4:28
Samp...
Remove an entire column from a data.frame in R
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421
You can set it to NULL.
> Data$genome <- NULL
> head(Data)
chr region
1 chr1 CD...