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How do you set a default value for a MySQL Datetime column?
How do you set a default value for a MySQL Datetime column?
25 Answers
25
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How to count certain elements in array?
...point. Obviously you would create a function that hides the loop. These "I don't want to use the right tool for the job" -requests never made much sense to me. And we can argue what is most elegant. E.g. for me, making a function call per element to just to compare it to a value is not elegant.
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Do we need semicolon at the end? [duplicate]
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Javascript does something called "semicolon insertion" which means you can actually write code that omits the semicolon in certain places, and they'll basically be added for you when the code is parsed.
The rules around when this happe...
How do I check if a type provides a parameterless constructor?
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The Type class is reflection. You can do:
Type theType = myobject.GetType(); // if you have an instance
// or
Type theType = typeof(MyObject); // if you know the type
var constructor = theType.GetConstructor(Type.EmptyTypes);
It will return null if a paramete...
How do you implement a re-try-catch?
...isy" solution:
public abstract class Operation {
abstract public void doIt();
public void handleException(Exception cause) {
//default impl: do nothing, log the exception, etc.
}
}
public class OperationHelper {
public static void doWithRetry(int maxAttempts, Operation oper...
How do I use .toLocaleTimeString() without displaying seconds?
...splay the user's time without displaying the seconds. Is there a way I can do this using Javascript's .toLocaleTimeString()?
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How to compare variables to undefined, if I don’t know whether they exist? [duplicate]
...iable == undefined ; I know that, but how can you compare a value that you don’t know yet if it’s in memory?
5 Answers
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How do I create a dynamic key to be added to a JavaScript object variable [duplicate]
I'm trying something like this, but this example does not work.
2 Answers
2
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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...
How to handle initializing and rendering subviews in Backbone.js?
...ion. Backbone is great because of the lack of assumptions it makes, but it does mean you have to (decide how to) implement things like this yourself. After looking through my own stuff, I find that I (kind of) use a mix of scenario 1 and scenario 2. I don't think a 4th magical scenario exists becaus...