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Is it possible to figure out the parameter type and return type of a lambda?
...Andry that's a fundamental problem with function objects that have (potentially) multiple overloads of operator() not with this implementation. auto is not a type, so it can't ever be the answer to traits::template arg<0>::type
– Caleth
Jan 16 '18 at 12:1...
Asynchronous Process inside a javascript for loop [duplicate]
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The for loop runs immediately to completion while all your asynchronous operations are started. When they complete some time in the future and call their callbacks, the value of your loop index variable i will be at its last value for all the callbacks.
This is because t...
How can I use a local image as the base image with a dockerfile?
...ockerfile.
I just realised that I've been using FROM with indexed images all along.
4 Answers
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force Maven to copy dependencies into target/lib
...tions>
<execution>
<phase>install</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<outputDirectory>${proj...
How to get the result of OnPostExecute() to main activity because AsyncTask is a separate class?
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Easy:
Create interface class, where String output is optional, or can be whatever variables you want to return.
public interface AsyncResponse {
void processFinish(String output);
}
Go to your AsyncTask class, and declare interface AsyncResponse as a fie...
How do I force a DIV block to extend to the bottom of a page even if it has no content?
In the markup shown below, I'm trying to get the content div to stretch all the way to the bottom of the page but it's only stretching if there's content to display. The reason I want to do this is so the vertical border still appears down the page even if there isn't any content to display.
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In java how to get substring from a string till a character c?
I have a string (which is basically a file name following a naming convention) abc.def.ghi
9 Answers
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When should the volatile keyword be used in C#?
...ors and making
them synchronize main memory with their caches".
Actually, that last bit is a lie. The true semantics of volatile reads
and writes are considerably more complex than I've outlined here; in
fact they do not actually guarantee that every processor stops what it
is doing and...
How to disable Golang unused import error
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If you add the underscore to "fmt" in Gogland, it automatically adds "fmt" so that you have both _"fmt" and "fmt", which renders it useless in this IDE
– kramer65
Sep 8 '17 at 8:54
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How to find gaps in sequential numbering in mysql?
...lues were imported from another system. There is an auto-increment column, and there are no duplicate values, but there are missing values. For example, running this query:
...