| 15/07/20 |
network |
domain lvh.me |
| 04/07/20 |
ruby |
parenthesis rule for block variables |
| 03/03/20 |
tls |
Working around OpenSSL::SSL::SSLErrors |
| 03/01/20 |
git |
git checkout --ours PATH to resolve conflicts easily |
| 30/12/19 |
bash |
To open gzip files with less: zless |
| 30/12/19 |
memcached |
To flush all data via telnet: `echo 'flush_all' |
| 28/05/19 |
sublime |
plugin BufferScroll to save the state of code folding |
| 21/03/19 |
rails |
try works different in rails 3 and rails 4 |
| 07/02/19 |
rails |
resolving activerecord N+1 |
| 04/02/19 |
postgres |
using row_number to get first element when grouping by |
| 23/01/19 |
rspec |
rspec --bisect to find the cause of failing tests |
| 03/10/18 |
git |
git rebase --preserve-merges |
| 31/08/18 |
postgres |
using constraint to set a column not null withou locking the table |
| 31/08/18 |
rails |
change_column_null to set a column null |
| 30/08/18 |
postgres |
tracking progress of an update |
| 29/08/18 |
rails |
alias_attribute |
| 29/08/18 |
tools |
firefox reader mode |
| 23/08/18 |
ruby |
gem contracts |
| 26/07/18 |
linux |
prefer IPv4 over IPv6 |
| 06/03/18 |
rspec |
Webmock to_timeout to stub timeout errors |
| 02/03/18 |
bash |
xsel to copy output to clipboard |
| 02/03/18 |
rspec |
mocks.verify_partial_doubles = true to raise error if mocking a not existing method |
| 26/02/18 |
ruby |
Enumerable#each_with_object |
| 11/01/18 |
sublime |
ctags plugin for a better "go to definition" |
| 11/01/18 |
ruby,tools |
https://unused.codes - command to detect unused code |
| 10/01/18 |
ruby,tools |
tableprintgem.com - gem to improve table visualization in rails console |
| 02/01/18 |
firefox |
extension multi-account-containers to use multiple sessions in FF |
| 02/01/18 |
git testing |
git fast-export and git fast-import to save a fixture git repo inside a git repo, from das s02e15 |
| 22/12/17 |
sublime |
plugin Select Quoted to select string inside quotes |
| 22/12/17 |
sublime |
plugin CopyFilepathWithLineNumbers to run specs faster |
| 22/12/17 |
rspec |
FactoryBot's attributes_for |
| 29/11/17 |
ruby |
avoid using delegate with prefix: true to help to find methods definitions |
| 12/09/17 |
bash |
diff with subshell |
| 12/09/17 |
bash |
tidy |
| 12/09/17 |
bash |
screen |
| 12/09/17 |
bash |
pstree |
| 25/08/17 |
naming |
How to name methods according to side effects |
| 23/08/17 |
vcr |
VCR.current_cassette.file to print the current cassete file |
| 27/06/17 |
tools |
https://www.shellcheck.net |
| 09/06/17 |
rspec |
Rails (time) travel_to |
| 31/05/17 |
rspec |
Rspec compound expectations |
| 30/05/17 |
rails |
ActiveRecord Merge |
| 09/05/17 |
postgres |
query case insensitive |
| 13/04/17 |
tools |
autojump to change dirs fast |
| 12/04/17 |
rspec |
diffence between spy, double and instance_double |
| 12/04/17 |
bash |
use {} to join output to pipe, ex: { echo 1; echo 11; echo 0; } | grep 1 |
| 07/04/17 |
grafana |
use group by time($interval) to retrive data from a big time interval, otherwise it will reach the limit of max-select-point |
| 22/03/17 |
ruby |
Array &(and) to return the intersection of 2 arrays |
| 16/03/17 |
rails |
ActiveRecord query .where('lala = :value and popo = :other', value: 'x', other: 'y') |
| 14/03/17 |
rails |
ActiveRecord nested transactions |
| 11/03/17 |
js |
Current status of JS tools |
| 02/03/17 |
tools |
jepsen.io for analysis over databases |
| 01/03/17 |
sublime |
shortcut to move to other panels |
| 24/02/17 |
productivity |
menos reuniões com discussões assíncronas (basecamp) |
| 24/02/17 |
ruby |
gem pronto to run rubocop in current MR |
| 15/02/17 |
ruby |
bundle outdated --strict |
| 15/02/17 |
bash |
tee /dev/tty |
| 13/02/17 |
bash |
!#set -eou pipefail |
| 10/02/17 |
tools |
sqlectron - client sql for linux |
| 09/02/17 |
rspec |
sanitize post body for random params |
| 07/02/17 |
tools |
Json diff tool |
| 02/02/17 |
git |
Auto-squashing Git Commits |
| 01/02/17 |
rspec |
factory_girl ignore/transient attributes |
| 01/02/17 |
git |
How to add a changed file to an older (not last) commit in Git |
| 25/01/17 |
ruby |
Enumerator::Lazy to iterate without creating intermediate arrays |
| 17/01/17 |
rspec |
difference between double and spy. Spy is made to be used with have_received |
| 17/01/17 |
ruby |
use Module.prepend to log messages and keep the main class cleaner |
| 16/01/17 |
git |
how to add custom commands to tig |
| 11/01/17 |
productivity |
rescue time for time track in general |
| 11/01/17 |
productivity |
wakatime.com (time tracking) |
| 09/01/17 |
bundler |
ruby version only accepts the exact version (it does not accept '> 2.1' or '~> 2.1') |
| 05/01/17 |
jsonapi |
Compound-Documents |
| 03/01/17 |
git |
git changelog (alias changelog=log --reverse --pretty=format:'- %B' master..HEAD). The output can be used to create the merge request |
| 01/01/17 |
bash |
it is possible to create a dynamic alias using single quotes (instead of using double quotes) |
| 30/12/16 |
ruby |
avoid recursion, prefer iterations |
| 30/12/16 |
rspec |
its. Ex: its(:domain) { params[:domain] } |
| 28/12/16 |
rspec |
remote factory-girl |
| 27/12/16 |
postgres |
where com regex, ex: where xx ~ '.+\d+' |
| 26/12/16 |
sublime |
ctrl + j (Joining and swapping lines) |
| 22/12/16 |
rails |
Object.presence. Ex: [].presence #=> nil |
| 22/12/16 |
ruby |
gem debride to detect unused code to delete |
| 22/12/16 |
bash |
use function to run “alias” rs, since alias can not run dinamic code |
| 22/12/16 |
ruby |
private_constant |
| 22/12/16 |
git |
tig (client leve) |
| 22/12/16 |
docs |
http://tomdoc.org |
| 22/12/16 |
docs |
http://keepachangelog.com |
| 22/12/16 |
git |
diff-so-fancy |
| 22/12/16 |
git |
How to write a git commit message |
| 22/12/16 |
git |
Rebuild commits using reset and tig (add interactive) before create a MR |
| 22/12/16 |
ruby |
Using monads to multi-step code |
| 22/12/16 |
docs |
diagrams in ascii: asciiflow.com |
| 22/12/16 |
docs |
gitbook |
| 22/12/16 |
docs |
Mermaid to "code" diagrams |
| 22/12/16 |
rspec |
Dont DRY the tests: http://blog.plataformatec.com.br/2014/04/improve-your-test-readability-using-the-xunit-structure, https://robots.thoughtbot.com/lets-not, http://stackoverflow.com/questions/6453235/what-does-damp-not-dry-mean-when-talking-about-unit-tests |