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Renaming table in rails
..., running rake db:migrate or rake db:rollback will not rename the model.rb file. You will need to manually change the model.rb file.
– 9monkeys
Jun 8 '12 at 14:00
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Why both no-cache and no-store should be used in HTTP response?
...
Under certain circumstances, IE6 will still cache files even when Cache-Control: no-cache is in the response headers.
The W3C states of no-cache:
If the no-cache directive does not
specify a field-name, then a cache
MUST NOT use the response to satisfy a
subsequen...
Has anyone ever got a remote JMX JConsole to work?
... editor to open the <atom_installation_directory>\bin\atom.vmoptions file.
Add the following lines to the file:
-Dcom.sun.management.jmxremote.port=5002
-Dcom.sun.management.jmxremote.rmi.port=5002
-Dcom.sun.management.jmxremote.authenticate=false
-Dcom.sun.management.jmxremote.ssl=false
T...
Difference between “change” and “input” event for an `input` element
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When element is :checked, either by keyboard or mouse click
"date" and "file":
When a change is explicitly committed, ie. selecting a date or file
"text":
When the element loses focus after its value has been changed, but not committed
Fair warning that browsers are fickle, and don't alway...
What's the best UML diagramming tool? [closed]
...ditions of pay products)
Do you want to formalize your modeling through profiles or meta-models? OCL? (Sparx, RSM, Visual Paradigm)
Are you concerned about model portability, XMI support? (GenMyModel, Sparx, Visual Paradigm, Altova)
Do you have an existing set of documents that you need to work with...
How to turn on front flash light programmatically in Android?
...
for permissions,the correct code in the manifest file is : ` <uses-permission android:name="android.permission.CAMERA"/> <uses-permission android:name="android.permission.FLASHLIGHT"/> `
– ixeft
May 24 '12 at 22:02
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How does the MapReduce sort algorithm work?
...nguage performing low-level record manipulation". MapReduce's use of input files and lack of schema support prevents the performance improvements enabled by common database system features such as B-trees and hash partitioning, though projects such as PigLatin and Sawzall are starting to address the...
Git submodule add: “a git directory is found locally” issue
...ubmodule, do that!
Then:
Delete the relevant lines from the .gitmodules file. e.g. delete these:
[submodule "path_to_submodule"]
path = path_to_submodule
url = https://github.com/path_to_submodule
Delete the relevant section from .git/config. e.g. delete these:
[submodule "path_to_submo...
What is the “Execute Around” idiom?
...ream) throws IOException;
}
// Somewhere else
public void executeWithFile(String filename, InputStreamAction action)
throws IOException
{
InputStream stream = new FileInputStream(filename);
try {
action.useStream(stream);
} finally {
stream.close();
}
}
// ...
Shading a kernel density plot between two points.
...
I have the png file and hosted it on freeimagehosting, and it may not be loading because ... I'm not sure.
– Milktrader
Mar 25 '11 at 17:55
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