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Do I need to create indexes on foreign keys on Oracle?
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The foreign key constraint alone does not provide the index on Oracle - one must (and should) be created.
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How to create index in Entity Framework 6.2 with code first
Is there a way to create an index on a property/column using code-first, instead of using the new IndexAttribute ?
10 Ans...
How to make lists contain only distinct element in Python? [duplicate]
...ictionary keys, which might be okay for some purposes, but doesn't support indexing for example.
– Mark
Dec 3 '16 at 11:57
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Angular ng-repeat Error “Duplicates in a repeater are not allowed.”
...w in [1,1,1]">
However, changing the above code slightly to define an index to determine uniqueness as below will get it working again.
// This will work
<div ng-repeat="row in [1,1,1] track by $index">
Official docs are here: https://docs.angularjs.org/error/ngRepeat/dupes
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Backbone.js get and set nested object attribute
...Yes it does, if you look at the API there is an example like //You can use index notation to fetch from arrays console.log(model.get('otherSpies.0.name')) //'Lana'
– tawheed
Nov 13 '13 at 13:30
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How to make Git “forget” about a file that was tracked but is now in .gitignore?
...ady being tracked.
To stop tracking a file you need to remove it from the index. This can be achieved with this command.
git rm --cached <file>
If you want to remove a whole folder, you need to remove all files in it recursively.
git rm -r --cached <folder>
The removal of the file...
How do I pass the value (not the reference) of a JS variable to a function? [duplicate]
...l= results.length; i < l; i++) {
marker = results[i];
(function(index){
google.maps.event.addListener(marker, 'click', function() {
change_selection(index);
});
})(i);
}
EDIT, 2013:
These are now commonly referred to as an IIFE
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Why the switch statement cannot be applied on strings?
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The reason why has to do with the type system. C/C++ doesn't really support strings as a type. It does support the idea of a constant char array but it doesn't really fully understand the notion of a string.
In order to generate the code for a switch statement the compiler must under...
Find and replace in file and overwrite file doesn't work, it empties the file
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When the shell sees > index.html in the command line it opens the file index.html for writing, wiping off all its previous contents.
To fix this you need to pass the -i option to sed to make the changes inline and create a backup of the original ...
What is the difference between server side cookie and client side cookie?
...okies to store information on the browser.
Browser request example:
GET /index.html HTTP/1.1
Host: www.example.com
Example answer from the server:
HTTP/1.1 200 OK
Content-type: text/html
Set-Cookie: foo=10
Set-Cookie: bar=20; Expires=Fri, 30 Sep 2011 11:48:00 GMT
... rest of the response
Her...