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Why would one declare a Java interface method as abstract?
I used the "pull interface" refactoring feature of Eclipse today to create an interface based on an existing class. The dialog box offered to create all the new methods of the new interface as "abstract" methods.
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Providing a default value for an Optional in Swift?
The idiom for dealing with optionals in Swift seems excessively verbose, if all you want to do is provide a default value in the case where it's nil:
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Base64: What is the worst possible increase in space usage?
If a server received a base64 string and wanted to check it's length before converting,, say it wanted to always permit the final byte array to be 16KB. How big could a 16KB byte array possibly become when converted to a Base64 string (assuming one byte per character)?
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IntelliJ - Convert a Java project/module into a Maven project/module
I have a project on Bitbucket. Only the sources are committed. To retrieve the project onto a new machine, I used Version Control > Checkout from Version Control from within IntelliJ.
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Should struct definitions go in .h or .c file?
I've seen both full definitions of struct s in headers and just declarations—is there any advantage to one method over the other?
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Java: Literal percent sign in printf statement
I'm trying to add an actual percent sign into a printf statement in Java and I'm getting the error:
3 Answers
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How can I use redis with Django?
I've heard of redis-cache but how exactly does it work? Is it used as a layer between django and my rdbms, by caching the rdbms queries somehow?
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AngularJS - difference between pristine/dirty and touched/untouched
AngularJS Developer Guide - Forms tell there are many styles and directives regarding forms and fields. For each one, a CSS class:
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Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?
I feel like I must just be unable to find it. Is there any reason that the C++ pow function does not implement the "power" function for anything except float s and double s?
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