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const vs constexpr on variables
... = 3.141592653589793;
constexpr double PI2 = 3.141592653589793;
Both PI1 and PI2 are constant, meaning you can not modify them. However only PI2 is a compile-time constant. It shall be initialized at compile time. PI1 may be initialized at compile time or run time. Furthermore, only PI2 can be...
Is there a command to undo git init?
I just Git init'ed a repos with a wrong user, and want to undo it. Is there any command for this? Do I actually have to go in and edit the .git directory?
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How to get a list of MySQL views?
...he search to a certain database to get an answer to the question posed add AND TABLE_SCHEMA LIKE 'database_name'.
– Gruber
Aug 6 '13 at 10:41
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How to close activity and go back to previous activity in android
...you have described will occur in following two ways:
EITHER
You have set android:noHistory = "true" for MainActivity inside AndroidManifest.xml which causes MainActivity to finish automatically on pressing the back key.
OR
Before switching to your 'SettingsActivity', you have called finish() in ...
What is a fat JAR? [duplicate]
I've heard people say that they create a fat JAR and deploy it. What do they actually mean ?
6 Answers
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What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)
I just want to understand following line of code in shell. It is used to get the current working directory. I am aware that $(variable) name return the value inside the variable name, but what is $(command) supposed to return? Does it return the value after executing the command? In that case, w...
How do I align views at the bottom of the screen?
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The modern way to do this is to have a ConstraintLayout and constrain the bottom of the view to the bottom of the ConstraintLayout with app:layout_constraintBottom_toBottomOf="parent"
The example below creates a FloatingActionButton that will be aligned to the end and the bottom ...
Browserify - How to call function bundled in a file generated through browserify in browser
I am new to nodejs and browserify. I started with this link .
11 Answers
11
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XmlSerializer - There was an error reflecting type
... [Serializable] attribute on it. I am creating an XMLSerializer class and passing that into the constructor:
18 Answer...
What are “res” and “req” parameters in Express functions?
...mine what kind of browser made the request, what sort of responses it can handle, whether or not it's able to understand HTTP compression, etc.
An array of query string parameters if there were any, in request.query (e.g. /people.json?foo=bar would result in request.query.foo containing the string "...