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json.net has key method?
...ll using a normal indexer. Just because it looks like array access doesn't mean it is array access. (Array access can't be by a string in the first place.)
– Jon Skeet
Aug 29 '11 at 7:10
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Go: panic: runtime error: invalid memory address or nil pointer dereference
...under interface {
MakeNoise()
}
type Dog struct {
Name string
mean bool
BarkStrength int
}
func (dog *Dog) MakeNoise() {
//implementation
}
I forgot the *(dog Dog) part, I do not recommend it. Then you get into ugly trouble when calling MakeNoice on an AnimalSounder interface...
What's the correct way to sort Python `import x` and `from x import y` statements?
...hing about it indeed. There's no convention for this point, and it doesn't mean the Python community need to define one absolutely. A choice can be better for a project but the worst for another... It's a question of preferences for this, since each solutions has pro and cons. But if you want to fol...
Difference between Activity and FragmentActivity
...ult Activity and android.app.Fragment classes. Using the platform defaults mean that you are relying on whatever implementation of fragments is used in the device you are running on. These are often multiple years old, and contain bugs that have since been fixed in the support library.
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What does “exited with code 9009” mean during this build?
What does this error message mean? What could I do to correct this issue?
33 Answers
3...
What does the regex \S mean in JavaScript? [duplicate]
What does /\S/ mean in a regex?
5 Answers
5
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What does preceding a string literal with “r” mean? [duplicate]
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The r means that the string is to be treated as a raw string, which means all escape codes will be ignored.
For an example:
'\n' will be treated as a newline character, while r'\n' will be treated as the characters \ followed by ...
What does a . in an import statement in Python mean?
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That's the new syntax for explicit relative imports. It means import from the current package.
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What Does This Mean in PHP -> or => [duplicate]
...these in PHP all the time but I don't have a clue as to what they actually mean. What does -> do and what does => do. And I'm not talking about the operators. They're something else, but nobody seems to know...
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Why does ENOENT mean “No such file or directory”?
What does the ENT mean in ENOENT ?
2 Answers
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