Rust - using error-chain to report stack traces on errors occurred.
Github https://github.com/rust-lang-nursery/error-chain Example) https://github.com/rust-lang-nursery/error-chain/blob/master/examples/quickstart.rs
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Rust - Index, mut Index operator example
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 use std::ops::{Index, IndexMut}; #[derive(Debug)] pub struct ImageArray2 { dat...
Cassandra - Cassandra tuning guide
https://tobert.github.io/pages/als-cassandra-21-tuning-guide.html
Cassandra - Save a table in CSV and loading a CSV to a table in CQLSH
1 2 cqlsh:test_keyspace> COPY test_table TO 'test_table.csv' WITH HEADER=true; cqlsh:test_keyspace> COPY test_table FROM 'test_table.csv' WITH HEADER=t...
Emacs - Learning Emacs
http://www.jesshamrick.com/2012/09/10/absolute-beginners-guide-to-emacs/ C-h C-h : help C-g : quit C-x b : switch buffers C-x right : right-cycle through bu...