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When should use Readonly and Get only properties
...uel; // Will work
f.Fuel = a; // Does not compile
f.FillFuelTank(10); // Value is changed from the method's code
}
Setting the private field of your class as readonly allows you to set the field value only once (using an inline assignment or in the class constructor).
You will not be able...
Get value from JToken that may not exist (best practices)
...pes and the ?? operator:
width = jToken.Value<double?>("width") ?? 100;
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Spring: how do I inject an HttpServletRequest into a request-scoped bean?
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answered Jul 24 '10 at 7:27
skaffmanskaffman
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Express res.sendfile throwing forbidden error
... like me
– Adam Waite
Aug 6 '13 at 10:49
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Express considers relative paths in sendfile as bad. ...
What is the difference between `-fpic` and `-fPIC` gcc parameters?
...on Sá Maia
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answered Aug 23 '10 at 1:33
AnycornAnycorn
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Which MIME type to use for a binary file that's specific to my program?
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I'd recommend application/octet-stream as RFC2046 says "The "octet-stream" subtype is used to indicate that a body contains arbitrary binary data" and "The recommended action for an implementation that receives an "application/octet-stream" entity is to simply offer to p...
Get number of digits with JavaScript
...hematically. For positive integers there is a wonderful algorithm with log10:
var length = Math.log(number) * Math.LOG10E + 1 | 0; // for positive integers
For all types of integers (including negatives) there is a brilliant optimised solution from @Mwr247, but be careful with using Math.log10, ...
Change a column type from Date to DateTime during ROR migration
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510
First in your terminal:
rails g migration change_date_format_in_my_table
Then in your migrati...
Android studio - Failed to find target android-18
I have a problem with Android Studio 0.2.3.
12 Answers
12
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IntelliJ IDEA jump from interface to implementing class in Java
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edited Apr 19 '13 at 9:10
Boris Pavlović
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