seulcoding

Recently, I made chat service with django channels. It’s not temporary chat like CS, so I have to save and load all chat logs and messages.First, I try to use redis to save those data.But it’s not that big project, and I want to use django ORM to those data.I found good library to make multiple table per one model. I want to make multiple tables for Message model.architect enhances ORMs with mor..

요즘 맥북 프로 (2017, 13, touchbar) 모델이 종종 무지개가 뜨고 cpu 점유율이 100에 가깝게 유지되는 현상이 지속적으로 발생해서, 확인해보니 mds_store가 상당히 큰 cpu/memory를 잡아먹고 있었다. 확인해보니 spotlight 활동과 관련된 것인데, 나는 spotlight search를 전혀 쓰지 않고 alfred를 사용하기 때문에 스포트라이트 검색 인덱싱을 비활성화 처리하니 문제가 해결되었다. 터미널에서 명령어 한줄로 쉽게 비활성화 처리할 수 있다. (terminal 실행 후) sudo mdutil -a -i off 다시 활성화 하려면 on을 해주면 된다. sudo mdutil -a -i on

When using ctrlp.vim (ctrlp github), basically it opens the file in current buffer.If you want to open in new buffer, can use Other command# cycle between modes (file, mru(Most Recently Used), buffer) or # switched to regexp # navigate or # next/previous input string or

Install fzf using homebrewbrew insatll fzf Installing by vim-pluggithub repository is here.Plug '/usr/local/opt/fzf' Plug 'junegunn/fzf.vim' and do command :PlugInstallInstall the_silver_searchergithub repository is hereinstall by brewbrew install the_silver_searcher UsageIn vim, do commands below# find files :Files # find all (ag, need silver_searcher) :Ag # marks :Marks See more commands and c..

1. Get bash inside postgres container# get name from container docker container ls CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES xxxxxxxxx xxxxxxxx_webserver "./start.sh" 2 months ago Up 2 months 0.0.0.0:80->80/tcp, 0.0.0.0:443->443/tcp webserver_xxxx xxxxxxxxx xxxxxxxx_webapp "./start.sh" 2 months ago Up 2 months 8000/tcp webapp_xxxx xxxxxxxxx postgres:10.1 "docker-entrypoint.s…" 2 mont..

일시적으로 확인하기finder 창을 띄운 뒤에 다음 키를 입력하면 숨은 파일이나 폴더를 확인할 수 있다.cmd + shift + . finder 설정 변경하기terminal에서 다음 명령어를 입력해준다. (터미널은 spotlight에서 terminal을 검색해서 열 수 있다.)defaults write com.apple.finder AppleShowAllFiles YES 이후 finder를 재시작해주면 된다. (docker의 finder 오른쪽클릭 => 재시작 (relaunch))다시 hidden 파일을 숨기려면 YES 대신 NO 명령어를 입력해주면 된다.defaults write com.apple.finder AppleShowAllFiles NO

1. check if variable is in localif 'my_var' in locals(): 2. check if variable is in globalif 'my_var' in global(): 3. check if object has attributeif hasattr(obj, 'attr_name'): 4. try/excepttry: my_var except NameError: my_var = 'test'

class MyModelAdmin(admin.ModelAdmin): ... def changelist_view(self, request, extra_context=None): extra_context = extra_context or {} extra_context['my_context'] = 'extra test context' return super(MyModelAdmin, self).changelist_view(request, extra_context=extra_context) more detail check django docs

While using django admin list_filter, it only support one select.For using multiple choices, you can modify URL.?status__exact=a ?status__in=a%2Cb You can filter by using ,(comma).%2C equals to , (comma)And have to add UI cause django admin not support multiple UI.So I customize change_list.html from django admin (for my case, I use suit for admin, so customize change_list.html in suit){% extend..

By extending SimpleListFilter, you can add custom filter to list_filter.from django.contrib.admin import SimpleListFilter class CountryFilter(SimpleListFilter): title = 'country' # or use _('country') for translated title parameter_name = 'country' def lookups(self, request, model_admin): countries = set([c.country for c in model_admin.model.objects.all()]) return [(c.id, c.name) for c in countr..