should use using/end using or manually close sqlConnection
60854
Close SqlConnection in the Finally when using "Using"
125977
Closing a file descriptor, >&- vs <&-
80711
Check if db connection is closed - php
85179
How does Java's System.exit() work with try/catch/finally blocks?
13503
How to effectively close a page?
51848
Is there a guideline about when to end expressions with semicolons?
41005
Is it necessary to explicitly remove event handlers in C#
110709
where do I use Database. Methods?
7025
Close and Dispose - which to call?
26591
How to prevent users from killing C# Application
50853
Why remove unused using directives in C#?
98942
Does the using statement dispose only the first variable it create?
78720
How to end C++ code
140941
Global or Singleton for database connection?
153345
Is it possible to kill a single query in oracle without killing the session?
2970
How to start and end transaction in mysqli?
90535
Not checking close()'s return value: how serious, really?