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Comparing boxed Long values 127 and 128
...val1 = 127L;
Long val2 = 127L;
System.out.println(val1 == val2);
Long val3 = 128L;
Long val4 = 128L;
System.out.println(val3 == val4);
Outputs this:
true
false
For the 127L value, since both references (val1 and val2) point to the same object instance in memory (cached), it returns true...
Android: “Path for project must have only one segment”
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answered Feb 10 '11 at 18:43
Android EveAndroid Eve
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Tablix: Repeat header rows on each page not working - Report Builder 3.0
...does not work. I read somewhere that this is a known bug in Report Builder 3.0. Is this true? If not, is there something else that needs to be done?
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How do I call an Angular.js filter with multiple arguments?
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623
In templates, you can separate filter arguments by colons.
{{ yourExpression | yourFilter: arg1...
Database cluster and load balancing
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132
Database clustering is a bit of an ambiguous term, some vendors consider a cluster having two o...
how to set textbox value in jquery
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edited Nov 16 '10 at 12:32
answered Nov 16 '10 at 12:16
F...
What is the difference between JOIN and UNION?
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308
UNION puts lines from queries after each other, while JOIN makes a cartesian product and subse...
How to initialize a dict with keys from a list and empty value in Python?
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dict.fromkeys([1, 2, 3, 4])
This is actually a classmethod, so it works for dict-subclasses (like collections.defaultdict) as well. The optional second argument specifies the value to use for the keys (defaults to None.)
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Get first n characters of a string
...ngths on trimmed and untrimmed strings):
$string = (strlen($string) > 13) ? substr($string,0,10).'...' : $string;
So you will get a string of max 13 characters; either 13 (or less) normal characters or 10 characters followed by '...'
Update 2:
Or as function:
function truncate($string, $len...
setting multiple column using one update
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344
Just add parameters, split by comma:
UPDATE tablename SET column1 = "value1", column2 = "val...