old_contents: from django.contrib import admin
  from .models import (Overview, PersonalSocialMedia, PersonalPhone,
                       EducationInfo, JobInfo, Accomplishment, Skillset, Skill,
                       Language, LanguageInfo)
  
  
  class OverViewAdmin(admin.ModelAdmin):
      list_display = ['user', 'created', 'modified']
      list_filter = ['created', 'modified']
  
  
  class PersonalSocialMediaAdmin(admin.ModelAdmin):
      list_display = ['user', 'linkedin', 'twitter', 'github', 'bitbucket',
                      'gitlab', 'gplus', 'instagram', 'snapchat', 'skype',
                      'wordpress', 'youtube']
      list_filter = ['created', 'modified']
  
  
  class PersonalPhone(admin.ModelAdmin):
      list_display = ['user', 'name', 'phone']
      list_filter = ['created', 'modified']
  
  
  class EducationInfoAdmin(admin.ModelAdmin):
      list_display = ['user', 'name', 'location', 'school_url', 'summary',
                      'is_current']
      list_filter = ['created', 'modified']
  
  
  class JobInfoAdmin(admin.ModelAdmin):
      list_display = ['user', 'company', 'location', 'title', 'company_url',
                      'description', 'is_current', 'is_public']
      list_filter = ['created', 'modified']
  
  
  class AccomplishmentAdmin(admin.ModelAdmin):
      list_display = ['job', 'description', 'order']
      list_filter = ['created', 'modified']
  
  
  class AccomplishmentAdmin(admin.ModelAdmin):
      list_display = ['job', 'description', 'order']
      list_filter = ['created', 'modified']
  
  
  class SkillsetAdmin(admin.ModelAdmin):
      list_display = ['name']
      list_filter = ['created', 'modified']
  
  
  class SkillAdmin(admin.ModelAdmin):
      list_display = ['user', 'name', 'skill_url', 'skillset']
      list_filter = ['created', 'modified']
  
  
  class LanguageAdmin(admin.ModelAdmin):
      list_display = ['name']
      list_filter = ['created', 'modified']
  
  
  class LanguageInfoAdmin(admin.ModelAdmin):
      list_display = ['user', 'language', 'level']
      list_filter = ['created', 'modified']
  
  
  admin.site.register(Overview, OverViewAdmin)
  admin.site.register(PersonalSocialMedia, PersonalSocialMediaAdmin)
  admin.site.register(PersonalPhone, PersonalPhoneAdmin)
  admin.site.register(EducationInfo, EducationInfoAdmin)
  admin.site.register(JobInfo, JobInfoAdmin)
  admin.site.register(Accomplishment, AccomplishmentAdmin)
  admin.site.register(Skillset, SkillsetAdmin)
  admin.site.register(Skill, SkillAdmin)
  admin.site.register(Language, LanguageAdmin)
  admin.site.register(LanguageInfo, LanguageInfoAdmin)
  
new_contents: from django.contrib import admin
  from .models import (Overview, PersonalSocialMedia, PersonalPhone,
                       EducationInfo, JobInfo, Accomplishment, Skillset, Skill,
                       Language, LanguageInfo)
  
  
  class OverViewAdmin(admin.ModelAdmin):
      list_display = ['user', 'created', 'modified']
      list_filter = ['created', 'modified']
  
  
  class PersonalSocialMediaAdmin(admin.ModelAdmin):
      list_display = ['user', 'linkedin', 'twitter', 'github', 'bitbucket',
                      'gitlab', 'gplus', 'instagram', 'snapchat', 'skype',
                      'wordpress', 'youtube']
      list_filter = ['created', 'modified']
  
  
  class PersonalPhoneAdmin(admin.ModelAdmin):
      list_display = ['user', 'name', 'phone']
      list_filter = ['created', 'modified']
  
  
  class EducationInfoAdmin(admin.ModelAdmin):
      list_display = ['user', 'name', 'location', 'school_url', 'summary',
                      'is_current']
      list_filter = ['created', 'modified']
  
  
  class JobInfoAdmin(admin.ModelAdmin):
      list_display = ['user', 'company', 'location', 'title', 'company_url',
                      'description', 'is_current', 'is_public']
      list_filter = ['created', 'modified']
  
  
  class AccomplishmentAdmin(admin.ModelAdmin):
      list_display = ['job', 'description', 'order']
      list_filter = ['created', 'modified']
  
  
  class AccomplishmentAdmin(admin.ModelAdmin):
      list_display = ['job', 'description', 'order']
      list_filter = ['created', 'modified']
  
  
  class SkillsetAdmin(admin.ModelAdmin):
      list_display = ['name']
      list_filter = ['created', 'modified']
  
  
  class SkillAdmin(admin.ModelAdmin):
      list_display = ['user', 'name', 'skill_url', 'skillset']
      list_filter = ['created', 'modified']
  
  
  class LanguageAdmin(admin.ModelAdmin):
      list_display = ['name']
      list_filter = ['created', 'modified']
  
  
  class LanguageInfoAdmin(admin.ModelAdmin):
      list_display = ['user', 'language', 'level']
      list_filter = ['created', 'modified']
  
  
  admin.site.register(Overview, OverViewAdmin)
  admin.site.register(PersonalSocialMedia, PersonalSocialMediaAdmin)
  admin.site.register(PersonalPhone, PersonalPhoneAdmin)
  admin.site.register(EducationInfo, EducationInfoAdmin)
  admin.site.register(JobInfo, JobInfoAdmin)
  admin.site.register(Accomplishment, AccomplishmentAdmin)
  admin.site.register(Skillset, SkillsetAdmin)
  admin.site.register(Skill, SkillAdmin)
  admin.site.register(Language, LanguageAdmin)
  admin.site.register(LanguageInfo, LanguageInfoAdmin)
  
subject: Fix a class name