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In AngularJS, what's the difference between ng-pristine and ng-dirty?
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The ng-dirty class tells you that the form has been modified by the user, whereas the ng-pristine class tells you that the form has not been modified by the user. So ng-dirty and ng-pristine are two sides of the same story.
The classes are set on any field, while the form has two prop...
Is there an equivalent for the Zip function in Clojure Core or Contrib?
...haves differently than zip when the collections are not the same length. Ruby will continue processing and supply nils for the shorter collection, whereas Clojure will stop processing once one of the collections is exhausted.
– Nate W.
Jun 17 '14 at 18:45
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Android: Background Image Size (in Pixel) which Support All Devices
...sponds to an xxhdpi screen. From here I could scale these 1080 x 1920 down by the (3:4:6:8:12) ratios above.
I could also acknowledge that downsampling is generally an easy way to scale and thus I might want slightly oversized bitmaps bundled in my apk (Note: higher memory consumption). Once more as...
What's the 'Ruby way' to iterate over two arrays at once
... '.each' can unfold array elements? I wonder how much more of Ruby I don't know :/
– Nikita Rybak
Aug 26 '10 at 22:35
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How to get svn remote repository URL?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
What is a memory fence?
What is meant by using an explicit memory fence?
4 Answers
4
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Which Boost features overlap with C++11?
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Replaceable by C++11 language features or libraries
Foreach → range-based for
Functional/Forward → Perfect forwarding (with rvalue references, variadic templates and std::forward)
In Place Factory, Typed In Place Factory → Perfec...
Display the current time and date in an Android application
...e hint on asking questions: try to be precise, e.g.: declare what you mean by "display" in your question. And when you type in my lines - both Date and DateFormat must, of course, be imported - if there's a choice of 2 for each, the least you could try is any combination: it's just 4!
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Ruby regular expression using variable name
Is is possible to create/use a regular expression pattern in ruby that is based on the value of a variable name?
5 Answers
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How do I convert a byte array to Base64 in Java?
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Java 8+
Encode or decode byte arrays:
byte[] encoded = Base64.getEncoder().encode("Hello".getBytes());
println(new String(encoded)); // Outputs "SGVsbG8="
byte[] decoded = Base64.getDecoder().decode(encoded);
println(new String(decoded)) // Out...