https://www.dothedev.com/blog/django-admin-list_filter/
There is a white spot on my thumbnail for days. In my hometown, people said that is a sign, a family member will pass away.
I am not sure if …
After I turned 40, I found that I sighed increasingly like my father used to...
I tried to retrieve data using the BigIntegerField ID in Django, but the returned queryset was empty.
After trying several times, I found that all of the IDs became 6977919360329322000, …
insperation by https://twitter.com/realhuazong
适合当写程序时的BGM.
家里一个连接信息板的小显示器是某宝上买的电子垃圾, 经常重启树莓派后显示“无信号”, 像碰运气一样拔插电源成功.
今天实在受不了, 网上查了下,
vim /boot/config.txt 里把 config_hdmi_boost = 前面的注释去掉, 重启, 搞定.
上一行的注释里写着门板大一样的一行说明: “uncomment to increase signal to HDMI, if you have interference, blanking, or no display”.
apt autoremove --purge
能放出不少个G.
这都2022年了, 居然还有人打电话到公司来推销“中文域名”, 多么神奇的穿越...
打印Sql语句之, print(queryset.query)
发现Group by 条件不只是把category列进去了, 还把另外一个字段A也列了进去, 原来是是模型里用了字段A默认排序, 给自动加到这来了.
清空默认排序, 改成如下语句即可:
queryset = MyModel.objects.all().values('category').order_by().annotate(total_amount=Sum('amount'))
... 院中有一棵梨树，到梨树开花的时节，他就会搬一把躺椅，沏一壶茶，拿一本以前来不及读的书，喝两口茶，读几页书，有时会睡上一会儿，睡醒之后就会看见，雪白的梨花一朵朵落到他的书中...
... 你需要一段悠闲的时间，去品茶，去读书，或者什么都不做，只需要一个黄昏，看梨花如何从身边飘落...
----- 郝群
简体中文圈里, 以后是不是再也不会有深沉复杂的感情了?
因为不满意几个工单, 最近频繁收到跟阿里云相关的推销电话, 这是被报复把我电话泄漏出去了吗?
这个电话很少用, 一般人不知道.
早知道把那个接垃圾电话的手机注册好了.
看来要开始教Python了(主要是我对Scratch没兴趣), 另外弄一张卡把他的Raspberry Pi 400装个RetroPie弄成游戏机激发一下?
https://blog.cnscud.com/docker/2021/11/17/docker-buildx.html
关键命令:
docker buildx version docker buildx create --name mybuilder(or whatever name) docker buildx use mybuilder(or whatever name)docker buildx ls docker buildx build --platform linux/amd64,linux/arm64 -t dockerhub.domain.com/laonanblog:1.0 . …