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Make a negative number positive
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The concept you are describing is called "absolute value", and Java has a function called Math.abs to do it for you. Or you could avoid the function call and do it yourself:
number = (number < 0 ? -number : number);
or
if (number < 0)
number = -number;
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KnockOutJS - Multiple ViewModels in a single View
I'm thinking that my application is getting quite large now, too large to handle each View with a single ViewModel.
5 Answe...
UPDATE multiple tables in MySQL using LEFT JOIN
I have two tables, and want to update fields in T1 for all rows in a LEFT JOIN.
5 Answers
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how to check redis instance version?
...urrently running version though. I had upgraded a server to 3.2.8 via yum, and this command showed the new version, but the server needed to be restarted manually to launch the new version, whereas INFO correctly reported the old version.
– X-Cubed
Apr 13 '17 a...
UIActionSheet cancel button strange behaviour
...I can only activate it by clicking somewhere in the middle of the "Cancel" and "Ok" buttons.
7 Answers
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Unable to evaluate expression because the code is optimized or a native frame is on top of the call
...his exception.
Cause
The Response.End method ends the page execution and shifts the
execution to the Application_EndRequest event in the application's
event pipeline. The line of code that follows Response.End is not
executed.
This problem occurs in the Response.Redirect and Server....
Array Length in Java
... length is a property, so it would be arr.length instead of arr.length().
And it will return 10, the declared size. The elements that you do not declare explicitely are initialized with 0.
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Django - limiting query results
I want to take the last 10 instances of a model and have this code:
5 Answers
5
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Disable a Maven plugin defined in a parent POM
...e Findbugs plugin is in our parent/super POM, so it'll inherit the version and so-on.
In Maven 3, you'll need to use:
<configuration>
<skip>true</skip>
</configuration>
for the plugin.
sha...
How can I convert a long to int in Java?
...nt) l;
Note, however, that large numbers (usually larger than 2147483647 and smaller than -2147483648) will lose some of the bits and would be represented incorrectly.
For instance, 2147483648 would be represented as -2147483648.
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