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What is a Question Mark “?” and Colon “:” Operator Used for? [duplicate]
Two questions about using a question mark "?" and colon ":" operator within the parentheses of a print function: What do they do? Also, does anyone know the standard term for them or where I can find more information on their use? I've read that they are similar to an 'if' 'else' statement.
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Why Doesn't C# Allow Static Methods to Implement an Interface?
... really belongs in the interface.
To implement your example, I would give Animal a const property, which would still allow it to be accessed from a static context, and return that value in the implementation.
public class Animal: IListItem {
/* Can be tough to come up with a different, yet mea...
What is git actually doing when it says it is “resolving deltas”?
During the first clone of a repository, git first receives the objects (which is obvious enough), and then spends about the same amount of time "resolving deltas". What's actually happening during this phase of the clone?
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Why not infer template parameter from constructor?
...ved, but posted as a new answer: it would've been declinable as 'changes meaning of post' even if the post had been non-meaningless to start... I wasn't aware editing-in entirely new sections was fair game and certainly have had less drastic edits rejected, but I guess that's the luck of the draw in...
':app:lintVitalRelease' error when generating signed apk
...n IDE, see developer.android.com/studio/write/lint
– Anigif
May 24 '18 at 8:49
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yes, rright dire...
Safely remove migration In Laravel
In Laravel, there appears to be a command for creating a migration, but not removing.
9 Answers
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Immutable vs Mutable types
... objects. Some of these objects like lists and dictionaries are mutable, meaning you can change their content without changing their identity. Other objects like integers, floats, strings and tuples are objects that can not be changed.
An easy way to understand that is if you have a look at an obje...
git stash apply version
I have 2 branches: master | design
7 Answers
7
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Error: This Android SDK requires Android Developer Toolkit version 22.6.1 or above
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Thank you, It found for me.
– Dani
Mar 21 '14 at 11:33
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Resolve build errors due to circular dependency amongst classes
I often find myself in a situation where I am facing multiple compilation/linker errors in a C++ project due to some bad design decisions (made by someone else :) ) which lead to circular dependencies between C++ classes in different header files (can happen also in the same file) . But fortunately...