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java: Class.isInstance vs Class.isAssignableFrom
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edited Apr 24 '18 at 22:00
answered Oct 16 '10 at 14:55
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Python's os.makedirs doesn't understand “~” in my path
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edited May 23 '18 at 17:50
Peter Mortensen
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How to add an auto-incrementing primary key to an existing table, in PostgreSQL?
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– msbyuva
Jun 22 '11 at 20:19
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Ruby Array find_first object?
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203
Either I don't understand your question, or Enumerable#find is the thing you were looking for.
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How do I limit the number of results returned from grep?
I would like to say 10 lines max from grep.
5 Answers
5
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Is it safe to remove selected keys from map within a range loop?
... one iteration to the next. If the map is nil, the number of iterations is 0.
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What's a 3D doing in this HTML?
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answered Oct 25 '10 at 15:27
Chris Jester-YoungChris Jester-Young
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Spring Boot Rest Controller how to return different HTTP status codes?
...ControllerExceptionHandler {
@ResponseStatus(HttpStatus.CONFLICT) // 409
@ExceptionHandler(DataIntegrityViolationException.class)
public void handleConflict() {
// Nothing to do
}
}
Also you can pass HttpServletResponse to controller method and just set response code:
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Nested rows with bootstrap grid system?
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305
Bootstrap Version 3.x
As always, read Bootstrap's great documentation:
3.x Docs: https://getb...
Is it better to reuse a StringBuilder in a loop?
...ion {
long time = System.currentTimeMillis();
for( int i = 0; i < 10000000; i++ ) {
StringBuilder sb = new StringBuilder();
sb.append( "someString" );
sb.append( "someString2"+i );
sb.append( "someStrin4g"+i );
sb.append(...