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How to draw a line in android
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This one draws 2 lines which form a cross on the top left of the screen:
DrawView.java
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android...
How to asynchronously call a method in Java
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CompletableFuture was mentioned in another answer, but that one used the whole supplyAsync(...) chain. This is a simple wrapper that fits the question perfectly.
– ndm13
Feb 5 '18 at 15:20
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What is the difference between active and passive FTP?
Can someone tell me what is the difference between active and passive FTP?
Which one is preferable?
5 Answers
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In Bash, how do I add a string after each line in a file?
How do I add a string after each line in a file using bash? Can it be done using the sed command, if so how?
6 Answers
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Find document with array that contains a specific value
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As someone new to Mongo coming from an RDBMS like MySQL, to find that such solutions work so simply without needing JOINs and additional tables makes me wonder why I haven't started on Mongo sooner. But that's not to say either DBMS...
Cannot find executable for CFBundle CertUIFramework.axbundle
... threads in Apple dev
forums and in StackOverflow about this problem, but none have a
definitive answer. This seems to be a SDK error to be fixed in the
next Xcode version.
Updated: October 3.
CREDIT - Please check this answer - Xcode 5 Error CertUIFramework.axbundle
Further Edit
Although this was ...
How can I format patch with what I stash away
.... However, since patch files are plain text files themselves, usually what one would do is edit the patch in a text editor to clip out the relevant parts to apply with patch. Alternately, if you're applying the patch into another Git repository, you could apply it all and then selectively git checko...
Returning 'IList' vs 'ICollection' vs 'Collection'
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Generally you should return a type that is as general as possible, i.e. one that knows just enough of the returned data that the consumer needs to use. That way you have greater freedom to change the implementation of the API, without breaking the code that is using it.
Consider also the IEnumer...
How to set the first option on a select box using jQuery?
I have two HTML select boxes. I need to reset one select box when I make a selection in another.
17 Answers
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Concatenate two string literals
... string literals "Hello" and ",world" are "added" first, hence the error.
One of the first two strings being concatenated must be a std::string object:
const string message = string("Hello") + ",world" + exclam;
Alternatively, you can force the second + to be evaluated first by parenthesizing th...