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@jseed
jseed / gist:5d022570ea52ee09a8f43913214496f1
Last active July 22, 2024 19:30
PowerShell command to delete all branches except master
git checkout master; git branch -D @(git branch | select-string -NotMatch "master" | Foreach {$_.Line.Trim()})
@olih
olih / jq-cheetsheet.md
Last active July 16, 2024 23:02
jq Cheet Sheet

Processing JSON using jq

jq is useful to slice, filter, map and transform structured json data.

Installing jq

On Mac OS

brew install jq

@gabrielbauman
gabrielbauman / CardType.java
Last active December 13, 2023 04:21
A Java enum representing credit card types (Visa, Mastercard etc) that can detect card type from a credit card number.
package com.gabrielbauman.gist;
import java.util.regex.Pattern;
public enum CardType {
UNKNOWN,
VISA("^4[0-9]{12}(?:[0-9]{3}){0,2}$"),
MASTERCARD("^(?:5[1-5]|2(?!2([01]|20)|7(2[1-9]|3))[2-7])\\d{14}$"),
AMERICAN_EXPRESS("^3[47][0-9]{13}$"),
@lttlrck
lttlrck / gist:9628955
Created March 18, 2014 20:34
rename git branch locally and remotely
git branch -m old_branch new_branch # Rename branch locally
git push origin :old_branch # Delete the old branch
git push --set-upstream origin new_branch # Push the new branch, set local branch to track the new remote