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Conditions for automatic generation of default/copy/move ctor and copy/move assignment operator?
...assignment operators in C++03, this simplifies to "always" in C++03) (§12.8/8).
The copy assignment operator is auto-generated if there is no user-declared move constructor or move assignment operator (§12.8/19).
The destructor is auto-generated if there is no user-declared destructor (§12.4/4).
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Get underlying NSData from UIImage
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CarolineCaroline
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Does Java SE 8 have Pairs or Tuples?
I am playing around with lazy functional operations in Java SE 8, and I want to map an index i to a pair / tuple (i, value[i]) , then filter based on the second value[i] element, and finally output just the indices.
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Convert object to JSON in Android
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281
Most people are using gson : check this
Gson gson = new Gson();
String json = gson.toJson(myOb...
How to hash some string with sha256 in Java?
...nvert the string into bytes (e.g. using text.getBytes(StandardCharsets.UTF_8)) and then hash the bytes. Note that the result of the hash would also be arbitrary binary data, and if you want to represent that in a string, you should use base64 or hex... don't try to use the String(byte[], String) con...
How to create a video from images with FFmpeg?
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186
See the Create a video slideshow from images – FFmpeg
If your video does not show the fra...
Proper usage of Optional.ifPresent()
...rying to understand the ifPresent() method of the Optional API in Java 8.
5 Answers
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Failed binder transaction when putting an bitmap dynamically in a widget
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GalDude33GalDude33
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What is included in JCenter repository in Gradle?
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Flow
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answered Aug 5 '14 at 18:21
Rene GroeschkeRene Groeschke
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How many concurrent requests does a single Flask process receive?
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186
When running the development server - which is what you get by running app.run(), you get a sin...