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How dangerous is it to access an array out of bounds?
...inistrative) access, for example. Even with ordinary user privileges, a malfunctioning program can consume excessive resources (CPU, memory, disk), possibly bringing down the entire system. A lot of malware (viruses, etc.) exploits buffer overruns to gain unauthorized access to the system.
(One his...
How to remove convexity defects in a Sudoku square?
I was doing a fun project: Solving a Sudoku from an input image using OpenCV (as in Google goggles etc). And I have completed the task, but at the end I found a little problem for which I came here.
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How to get the mouse position without events (without moving the mouse)?
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How to pass a function as a parameter in Java? [duplicate]
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You could use Java reflection to do this. The method would be represented as an instance of j...
SET versus SELECT when assigning variables?
...(so you'd likely never know why something was going wrong elsewhere - have fun troubleshooting that one)
When assigning from a query if there is no value returned then SET will assign NULL, where SELECT will not make the assignment at all (so the variable will not be changed from its previous valu...
private final static attribute vs private final attribute
... giving values to its final variables...
– jamesdeath123
Jan 30 '15 at 22:08
Just in case anyone stumbles on this, ple...
Right query to get the current number of connections in a PostgreSQL DB
...ase don't add noise to specific questions.
– bugmenot123
Jun 5 '19 at 11:08
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ViewParam vs @ManagedProperty(value = “#{param.id}”)
...userConverter"). Invoking page by http://example.com/context/user.xhtml?id=123 will pass the id parameter through the converter and set the User object as a bean property.
@ManagedProperty:
Sets the value immediately after bean's construction.
Set value is available during @PostConstruct which al...
What is Hindley-Milner?
...anguages). The advantages of Hindley-Milner are
It supports polymorphic functions; for example, a function that can give you the length of the list independent of the type of the elements, or a function does a binary-tree lookup independent of the type of keys stored in the tree.
Sometimes a func...
In HTML I can make a checkmark with ✓ . Is there a corresponding X-mark?
... edited Nov 27 '12 at 21:04
TK123
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