lyj

Default behavior when cheat a subdirectory

8

``` # structure in cheat directory golang/index golang/loop ``` ``` cheat golang/index # open golang/index cheat golang/loop # open golang/loop cheat golang # open golang/index by default ``` It's useful...

When a_elem == b_elem, alway from the diagonal value. Moreover, this repo needs `cargo fmt` for the convenience of further pull requests.

``` cd chapter-11 swipl practical-session.pl powerset([a,b,c,d,e],P). P = [[], [a], [a, b], [a, b, c], [a, b, c, d], [a, b, c|...], [a, b|...], [a|...], [...|...]|...]. ```

A quick fix of https://github.com/ameshkov/dnslookup/issues/8

fail on drill 1.8.3

4

Run on archlinux docker ``` drill -v drill version 1.8.3 (ldns version 1.8.3) ``` ``` bash dnstest.sh Error: Unsupported argument after '+' test1 test2 test3 test4 test5 test6 test7 test8...

引用计数器 指的是Rc Arc 吗



https://doc.rust-lang.org/book/ch19-04-advanced-types.html#the-never-type-that-never-returns > But what use is a type you can never create values for? Recall the code from Listing 2-5, part of the number guessing game; we’ve reproduced a bit...