Add `-h' option to print an header - wu - Prints hourly forecast for the next 48 hours using api.wunderground.com
 (HTM) hg clone https://bitbucket.org/iamleot/wu
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       ---
 (DIR) changeset 7d89e52c2ad8a33960c09d15944abc1bc3fe470c
 (DIR) parent bc82344d3ddb0b3befc05ac2e6856457390f2ab7
 (HTM) Author: Leonardo Taccari <iamleot@gmail.com>
       Date:   Thu, 11 Jan 2018 12:53:54 
       
       Add `-h' option to print an header
       
       Diffstat:
        wu.sh |  4 ++++
        1 files changed, 4 insertions(+), 0 deletions(-)
       ---
       diff -r bc82344d3ddb -r 7d89e52c2ad8 wu.sh
       --- a/wu.sh     Tue Jan 09 10:21:20 2018 +0100
       +++ b/wu.sh     Thu Jan 11 12:53:54 2018 +0100
       @@ -37,6 +37,10 @@
        
        req="http://api.wunderground.com/api/${apikey}/hourly/q/${city}.json"
        
       +if [ $# -eq 1 ] && [ "$1" = "-h" ]; then
       +       printf "Hour\t°C\tCondition\tProbability of precipitation\n"
       +fi
       +
        curl -s $req | \
            jq -r \
                '.hourly_forecast[] |