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“new” keyword in Scala
...or:
class Foo { }
val f = new Foo
Omit new if you are referring to the companion object's apply method:
class Foo { }
object Foo {
def apply() = new Foo
}
// Both of these are legal
val f = Foo()
val f2 = new Foo
If you've made a case class:
case class Foo()
Scala secretly creates a c...
How to update a record using sequelize for node?
...
This should not be recommended, it sends 2 queries where it could be done by single query. Please check other answers below.
– Tᴀʀᴇǫ Mᴀʜᴍᴏᴏᴅ
Aug 29 '19 at 8:48
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In Vim, how do I apply a macro to a set of lines?
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Use the normal command in Ex mode to execute the macro on multiple/all lines:
Execute the macro stored in register a on lines 5 through 10.
:5,10norm! @a
Execute the macro stored in register a on lines 5 through the end of the file.
:5...
Button in a column, getting the row from which it came on the Click event handler
...
The ideal way to do this kind of stuff is using commands (Basically MVVM pattern) you can create a command in your Data Object(ViewModel) and call Button.Command , So that there wont be any code behind like Button click.
– Jobi Joy
Ju...
How can I use getSystemService in a non-activity class (LocationManager)?
...ty class create the object of fyl in onCreate function like this:
package com.atClass.lmt;
import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;
import android.location.Location;
public class lmt extends Activity {
@Override
public void onCreate(Bundle save...
mongoose vs mongodb (nodejs modules/extensions), which better? and why?
... with some missing features, give Mongolian DeadBeef a try: https://github.com/marcello3d/node-mongolian
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Browse orphaned commits in Git
...o my own question. Using git reflog --all is a good way to browse orphaned commits - and using the SHA1 hashes from that you can reconstruct history.
In my case though, the repository was corrupted so this didn't help; git fsck can help you find and sometimes fix errors in the repository itself.
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How can I get maven-release-plugin to skip my tests?
...ing ? 2. I had <skipTests>true</skipTests> configured in my company POM. Still did not work. What worked was your solution.
– Pulak Agrawal
Dec 11 '12 at 12:24
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Stack vs heap allocation of structs in Go, and how they relate to garbage collection
...p and some things go on the stack and some on the heap. In some cases the compiler follows rigid rules (like "new always allocates on the heap") and in others the compiler does "escape analysis" to decide if an object can live on the stack or if it must be allocated on the heap.
In your example 2,...
`new function()` with lower case “f” in JavaScript
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