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Rails 3 check if attribute changed
...ns an array of the attributes changed for that object.
Both @user.changed and attrs are arrays so I can get the intersection (see ary & other ary method). The result of the intersection is an array. By calling any? on the array, I get true if there is at least one intersection.
Also very usefu...
DynamoDB vs MongoDB NoSQL [closed]
...ject, we plan to store from about 500k records per month in the first year and maybe more for the next years this is a vertical application so there's no need to use a database for this, that's the reason why I decided to choose a noSQL data storage.
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How to Define Callbacks in Android?
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In many cases, you have an interface and pass along an object that implements it. Dialogs for example have the OnClickListener.
Just as a random example:
// The callback interface
interface MyCallback {
void callbackCall();
}
// The class that takes the c...
maven-dependency-plugin (goals “copy-dependencies”, “unpack”) is not supported by m2e
...06462
In Eclipse/Preferences/Maven/Lifecycle Mappings browse to this file and click OK:
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Float right and position absolute doesn't work together
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Thanks for your help. I use left:50% and margin-left:-??px (?? depend on your div width)
– trbaphong
Jul 4 '12 at 20:46
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jQuery ui dialog change title after load-callback
... So in the callback-function after load i should suggest, but i've tried and googled without result.
5 Answers
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Entity Framework code first unique column
I am using Entity Framework 4.3 and using Code Fist.
6 Answers
6
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How to read the mode field of git-ls-tree's output
...digits show file type, the third one is about set-uid/set-gid/sticky bits, and you know the last three.
Here is how man 2 stat documents it on my GNU/Linux system:
The following flags are defined for the st_mode field:
S_IFMT 0170000 bit mask for the file type bit fields
S_...
Adjust width of input field to its input
This is my code and it is not working. Is there any other way in HTML, JavaScript, PHP or CSS to set minimum width?
26 Answ...
How to translate between Windows and IANA time zones?
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The primary source of the data for conversion between Windows and IANA time zone identifiers is the windowsZones.xml file, distributed as part of the Unicode CLDR project. The latest dev version can be found here.
However, CLDR is released only twice annually. This, along with the per...