Fix comment - change unless .blank? to if .present

app/controllers/jobs_controller.rb

@@ -48,20 +48,20 @@ class JobsController < ApplicationController
   end
 
   def show
-    unless params[:city_id].blank?
+    if params[:city_id].present?
       @job_count = Job.where(city_id: params[:city_id]).count
       @jobs = Job.where(city_id: params[:city_id]).page params[:page]
       @search_conditions = "All jobs in #{City.find(params[:city_id]).name}"
     end
 
-    unless params[:category_id].blank?
+    if params[:category_id].present?
       @job_ids = JobCategory.where(category_id: params[:category_id]).select(:job_id)
       @job_count = Job.where(id: @job_ids).count
       @jobs = Job.where(id: @job_ids).page params[:page]
       @search_conditions = "All jobs in #{Category.find(params[:category_id]).name}"
     end
 
-    unless params[:company_id].blank?
+    if params[:company_id].present?
       @job_count = Job.where(company_id: params[:company_id]).count
       @jobs = Job.where(company_id: params[:company_id]).page params[:page]
       @search_conditions = "All jobs in #{Company.find(params[:company_id]).name}"