public function update(Request $request, $show)
    {

        if ($request->hasFile('file')) {
            $photoRubric = $request->file('file');
            $filename = "public/img/articles/" . time() . '.' . $photoRubric->getClientOriginalExtension();
            Image::make($photoRubric)->resize(300, 300)->save($filename);
        } else {
            $filename = Article::find($show)->images;
        }
        Article::where('article_id', $show)
            ->update([
                'title' => $request->name,
                'description' => $request->description,
                'author_id'->Auth::user()->id,
                'images' => $filename,
                'rubric_id' => Rubric::where('title', $request->taskOption)->get()[0]->id,
                'updated_at' => date("Y-m-d H:i:s")
            ]);
    }