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INotifyPropertyChanged vs. DependencyProperty in ViewModel
... in. From a pure point of view you shouldn't use DP on a ViewModels.
"In order to be the source of a binding, a property does not need to be a dependency property; you can use any CLR property as a binding source. However, in order to be the target of a binding, the property must be a dependency p...
Apply pandas function to column to create multiple new columns?
... updating the row directly like this ended up being surprisingly slow - an order of magnitude slower than the apply with 'expand' + pd.concat solutions
– Dmytro Bugayev
Jun 30 at 17:33
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Extension method and dynamic object
...static class that has an extension method that matches. The search goes in order based on the namespace nesting and available using directives in each namespace.
That means that in order to get a dynamic extension method invocation resolved correctly, somehow the DLR has to know at runtime what al...
String is immutable. What exactly is the meaning? [duplicate]
...riginal String "java".
Almost every method, applied to a String object in order to modify it, creates new String object. So, where do these String objects go? Well, these exist in memory, and one of the key goals of any programming language is to make efficient use of memory.
As applications grow,...
SQL Server Profiler - How to filter trace to only display events from one database?
...d the DatabaseID: SELECT [name],[dbid] FROM [master].[dbo].[sysdatabases] ORDER BY [name]
– Simon
Jun 2 '11 at 0:40
1
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How to @link to a Enum Value using Javadoc
... I like @see but sometimes you need special cases. For example, my orders have an isWithdrawn() method, and I specifically say @return true if the status of this order is equal to OrderStatus#WITHDRAWN, false otherwise
– corsiKa
Oct 3 '13 at 17:21
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Node.js throws “btoa is not defined” error
...rs (i.e. if you plan to exchange base64 between Node.js and a browser). In order to make it work you have to mark the input text as 'binary'.
Buffer.from('Hélló wórld!!', 'binary').toString('base64')
This gives you SOlsbPMgd/NybGQhIQ==. If you make atob('SOlsbPMgd/NybGQhIQ==') in a browser it...
Getting “Skipping JaCoCo execution due to missing execution data file” upon executing JaCoCo
...ue to an <argLine> configuration I added on maven-surefire-plugin in order to increase memory for Integration tests Configuring <argLine>${argLine} --my--additional-arguments--here-- </argLine> solved the problem
– Massimo Da Ros
Sep 18 '19 a...
Binary search (bisection) in Python
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What about descending order?
– Parikshit Chalke
Jun 7 '19 at 3:06
3
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Test iOS app on device without apple developer program or jailbreak
... the app.
Prior to Xcode 7, a Program membership was indeed required in order to sign the provisioning certificates required to deploy apps to devices. The only other alternative was jailbreaking. With Xcode 7, you no longer need to jailbreak your device just to run apps distributed outside the A...