Content from 2015-05

Python 动态 Class
posted on 2015-05-14 23:17:00

Sometimes, we hope a class can be dynamicly created in python runtime.

Emacs 是一种习惯
posted on 2015-05-09 00:21
The editor of god
PostgreSQL Aggregate Functions
posted on 2015-05-09 00:11

Sometimes, when we use SQL aggregate functions, we hope to collect all primary keys in each column group.

PostgreSQL 条件表达式
posted on 2015-05-06 22:21:50

A simple example from Postgres offical documents:

Coleslaw: 一个 Lisp 静态博客生成器
posted on 2015-05-05 12:11:40

A long time, I used jekyll as my static site generator. But now I will play some lisp, so Coleslaw comes.

This blog covers coleslaw, database, django, editor, emacs, gc, gin, go, http, json, lisp, mysql, note, postgres, postgresql, python, sql, web

View content from 2018-02, 2018-01, 2017-12, 2017-07, 2017-06, 2017-04, 2016-12, 2015-05

Unless otherwise credited all material Creative Commons License by Lingchao Xin