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How to list all the available keyspaces in Cassandra?
...keyspace in the system schema using the SQL query
below is the command.
SELECT * FROM system_schema.keyspaces;
Hope this will answer your question...
You can go through the explanation on understanding and creating the keyspaces from below resources.
Documentation:
https://docs.datastax.co...
How can I reliably determine the type of a variable that is declared using var at design time?
...o resolve the type. For instance:
var items = myList.OfType<Foo>().Select(foo => foo.Bar);
The return type is IEnumerable<Bar>, but resolving this required knowing:
myList is of type that implements IEnumerable.
There is an extension method OfType<T> that applies to IEnume...
How to create a database from shell command?
... I get this error ERROR 1046 (3D000) at line 27: No database selected when I run echo "create database databasename" | mysql -u -u username -p command
– keerthi
Mar 15 '13 at 5:16
...
git stash apply version
...
git stash list
then select the stash to apply and use only number:
git stash apply 1
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IIS Express gives Access Denied error when debugging ASP.NET MVC
...I used Jason's answer but wanted to clarify how to get in to properties.
Select project in Solution Explorer
F4 to get to properties (different than the right click
properties)
Change Windows Authentication to Enabled
...
Facebook development in localhost
...lopers.facebook.com/apps
(New 2/15/2012) Click the Website checkbox under 'Select how your application integrates with Facebook'
(In the recent Facebook version you can find this under Settings > Basic > Add Platform - Then select website)
Set the Site URL field (NOT the App Domains field) to ...
Error: This Android SDK requires Android Developer Toolkit version 22.6.1 or above
...ow it will list the available updates, which should ideally be adt 20.x.x
Select the list items Let it be installed. Eclipse will restart and Its done.
I hope this will helpful for you :)
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How do I ignore ampersands in a SQL script running from SQL Plus?
..., I've chose the # character, but that choice is just an example.
SQL> select '&var_ampersand #var_hash' from dual;
Enter value for var_ampersand: a value
'AVALUE#VAR_HASH'
-----------------
a value #var_hash
SQL> set define #
SQL> r
1* select '&var_ampersand #var_hash' from du...
In c# what does 'where T : class' mean?
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Voted down, it must not be selected as answer.
– Jonathan
Aug 22 at 17:30
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Hibernate error - QuerySyntaxException: users is not mapped [from users]
... bean class name is UserDetails
Query query = entityManager. createQuery("Select UserName from **UserDetails** ");
You do not give your table name on the Db. you give the class name of bean.
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