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What does (angle brackets) mean in Java?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Synchronously waiting for an async operation, and why does Wait() freeze the program here
...m1
Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
SyncMethod()
End Sub
' waiting inside Sync method for finishing async method
Public Sub SyncMethod()
Dim sc As New SC
sc.WaitForTask(AsyncMethod())
sc.Release()
End S...
Overriding Binding in Guice
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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MySQL 'create schema' and 'create database' - Is there any difference
Taking a peak into the information_schema database and peaking at the metadata for one of my pet projects, I'm having a hard time understanding what (if any) differences there are between the create schema command and the create database command for MySQL.
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String concatenation: concat() vs “+” operator
...nce.
The source code of String and StringBuilder (and its package-private base class) is available in src.zip of the Sun JDK. You can see that you are building up a char array (resizing as necessary) and then throwing it away when you create the final String. In practice memory allocation is surpri...
Returning from a finally block in Java
...receeding code. Principally this is closing / releasing file pointers, database connections etc., though I could see it being stretched to say adding in bespoke auditing.
Anything that affects the return of the function should lie in the try{} block. Even if you had a method whereby you checked an...
Convert a String In C++ To Upper Case
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@PolGraphic: Range - based for uses the container's begin() / end() methods to iterate over its contents. std::basic_string has both a const and a mutable iterator (returned by cbegin() and begin() respectively, see std::basic_string::begin), so ...
Push Notifications in Android Platform
...ce Messaging Framework (deprecated) Google Cloud Messaging(deprecated) Firebase Cloud Messaging
It will work on Android >= 2.2 (on phones that have the Play Store).
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Django connection to PostgreSQL: “Peer authentication failed”
...ving when I try to get to my Django admin site. I had been using MySQL database no problem. I am new to PostgreSQL, but decided to switch because the host I ultimately plan to use for this project does not have MySQL.
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Hibernate openSession() vs getCurrentSession()
...| Session close | Need to close the session object once all the database operations are done | No need to close the session. Once the session factory is closed, this session object is closed. |
+----------------------+------------------------------------------------------------------------...