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Difference in System. exit(0) , System.exit(-1), System.exit(1 ) in Java
...er programming languages where it's useful to know if something went wrong and what went wrong.
Exit code is
0 when execution went fine;
1, -1, whatever != 0 when some error occurred, you can use different values for different kind of errors.
If I'm correct exit codes used to be just positive n...
Naming conventions for java methods that return boolean(No question mark)
...on the end.
Is the Collection empty?
Does this Node have children?
And, then, true means yes, and false means no.
Or, you could read it like an assertion:
The Collection is empty.
The node has children
Note:
Sometimes you may want to name a method something like createFreshSnapshot?...
Max retries exceeded with URL in requests
...ixed my problem - a bit of a hack, but by looping a couple of times while handling the error response, I was able to brute force a solution.
– elPastor
Mar 29 '17 at 0:20
16
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Get size of all tables in database
... i.object_id
INNER JOIN
sys.partitions p ON i.object_id = p.OBJECT_ID AND i.index_id = p.index_id
INNER JOIN
sys.allocation_units a ON p.partition_id = a.container_id
LEFT OUTER JOIN
sys.schemas s ON t.schema_id = s.schema_id
WHERE
t.NAME NOT LIKE 'dt%'
AND t.is_ms_shipped =...
PHP equivalent of .NET/Java's toString()
...rs:
$myText = (string)$myVar;
There are more details for string casting and conversion in the Strings section of the PHP manual, including special handling for booleans and nulls.
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How to apply a patch generated with git format-patch?
...essages contain a “Signed-off-by” tag. This tag will be read by Github and others to provide useful info about how the commit ended up in the code.
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How to bind inverse boolean properties in WPF?
...I need to go with a solution that "I" will remember, which I will use over and over. I also feel that the less wordy something is the better, and creating an inverse property is very explicit, making it easy for me to remember, as well as future dev's ( I Hope, I Hope ), to be able to quickly see ...
AJAX in Chrome sending OPTIONS instead of GET/POST/PUT/DELETE?
...cally my requests are "cross domain." The site is served on localhost:6120 and the service I'm making AJAX requests to is on 57124. This closed jquery bug defines the issue, but not a real fix.
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The purpose of Model View Projection Matrix
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The model, view and projection matrices are three separate matrices. Model maps from an object's local coordinate space into world space, view from world space to camera space, projection from camera to screen.
If you compose all three, you...
Javascript “Uncaught TypeError: object is not a function” associativity question
...urself to always end a statement with ;.
* This is just a rule of thumb and not always true. The insertion rule is much more complicated. This blog page about semicolon insertion has more detail.
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