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How to sort Map values by key in Java?
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@cricket_007 the code is demonstrating specifically how to iterate across they keys for a map that isn't already sorted.
– Jherico
Mar 2 '16 at 17:47
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How to avoid java.util.ConcurrentModificationException when iterating through and removing elements
...); i++ )
{
String lValue = lStringList.get( i );
if(lValue.equals("_Not_Required"))
{
lStringList.remove(lValue);
i--;
}
}
This works as well.
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How do I extend a class with c# extension methods?
...Check the full example here
http://www.dotnetreaders.com/articles/Extension_methods_in_C-sharp.net,Methods_in_C_-sharp/201
Example:
class Extension
{
static void Main(string[] args)
{
string s = "sudhakar";
Console.WriteLine(s.GetWordCount());
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Hash String via SHA-256 in Java
...e this to UTF-16 if needed
md.update(text.getBytes(StandardCharsets.UTF_8));
byte[] digest = md.digest();
String hex = String.format("%064x", new BigInteger(1, digest));
System.out.println(hex);
}
}
In the snippet above, digest contains the hashed string and hex contains a hexad...
Swift: Pass array by reference?
...For Swift versions 3-4 (XCode 8-9), use
var arr = [1, 2, 3]
func addItem(_ localArr: inout [Int]) {
localArr.append(4)
}
addItem(&arr)
print(arr)
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rmagick gem install “Can't find Magick-config”
... PATH variable with additional path to ImageMagick lib.
PATH="/usr/lib/x86_64-linux-gnu/ImageMagick-6.8.9/bin-Q16:$PATH"
then run gem install rmagick
source of solution
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Draw multi-line text to Canvas
...ut = new StaticLayout(mText, mTextPaint, canvas.getWidth(), Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false);
canvas.save();
// calculate x and y position where your text will be placed
textX = ...
textY = ...
canvas.translate(textX, textY);
mTextLayout.draw(canvas);
canvas.restore();
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How can I launch Safari from an iPhone app?
...wers.
import UIKit
class InterAppCommunication {
static func openURI(_ URI: String) {
UIApplication.shared.open(URL(string: URI)!, options: [:], completionHandler: { (succ: Bool) in print("Complete! Success? \(succ)") })
}
}
...
Use dynamic variable names in JavaScript
...s quite easy answer but you make it complex.
// If you want to get article_count
// var article_count = 1000;
var type = 'article';
this[type+'_count'] = 1000; // in a function we use "this";
alert(article_count);
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Applying .gitignore to committed files
...wers were messing with files needlessly.
– kayleeFrye_onDeck
Jun 6 '17 at 22:34
1
This is the exa...