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Test if lists share any items in python
...ance of sharing: elements are randomly taken from [1, 1000*len(a)].
Up to now, this analysis supposed both lists are of the same size. In case of two lists of different sizes, for example a is much smaller, isdisjoint() is always faster:
Make sure that the a list is the smaller, otherwise the p...
Unable to find specific subclass of NSManagedObject
...ect Subclasses has been
updated accordingly.
The Data Model inspector
has now two fields "Class" and "Module" for an entity:
When you create a Swift managed object subclass for the entity, the
"Module" field is set to "Current Product Module", and with this setting
creating instances works both ...
Targeting only Firefox with CSS
...didn't work for latest versions of FF. I updated my answer. It should work now. Thanx for pointing it out!
– laaposto
Nov 29 '17 at 10:24
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Fatal error in launcher: Unable to create process using “”C:\Program Files (x86)\Python33\python.exe
...tores the execution path in the executable pip.exe when it is installed." Now THAT is stupid -.- Did cost me half an hour to figure that out.
– plocks
Apr 13 '15 at 13:11
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The conversion of a datetime2 data type to a datetime data type resulted in an out-of-range value
...it.story;
story.image = ArticleToEdit.image;
story.modifiedDate = DateTime.Now;
_db.SubmitChanges();
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Structure padding and packing
...means that it can not deal with an usual byte arrays? Struct packing as I know mostly used in transmitting(i.e networking) a data, when you need to cast a byte array to a struct, and be sure that an array fit to a struct fields. If the spark can not do that, how those working at all?!
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How to create a new database after initally installing oracle database 11g Express Edition?
...CT, RESOURCE, DBA TO myschema;
SQL> GRANT ALL PRIVILEGES TO myschema;
Now you can connect via Oracle SQL Developer and create your tables.
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Query for documents where array size is greater than 1
...
There's a more efficient way to do this in MongoDB 2.2+ now that you can use numeric array indexes in query object keys.
// Find all docs that have at least two name array elements.
db.accommodations.find({'name.1': {$exists: true}})
You can support this query with an index tha...
Declaring abstract method in TypeScript
...e property is marked as protected. This was added in TypeScript 1.3 and is now firmly established.
The makeSound method is marked as abstract, as is the class. You cannot directly instantiate an Animal now, because it is abstract. This is part of TypeScript 1.6, which is now officially live.
abstr...
Data binding to SelectedItem in a WPF Treeview
...em="{Binding Path=SelectedItem, Mode=TwoWay}">
</TreeView>
Now you can bind the selected item, and also set it in your view model to change it programmatically, should that requirement ever arise. This is, of course, assuming that you implement INotifyPropertyChanged on that particul...