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appent new element to string[] array

to add:

string[] newarr = new string[oldarr.Length + 1];
oldarr.CopyTo(newarr, 0);
newarr[newarr.Length-1] = "new element";
return newarr;

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make ubuntu business casual

to make ubuntu business casual - make it black remove background: gsettings set org.gnome.desktop.background picture-options ...