| #!/bin/bash | |
| # Regenerate your known_hosts file after rotating your keys | |
| # Generate a list of hosts that we're more likely to care about, divined from our shell history | |
| # Adjust filtering in the final 'grep -Ev' to suit your needs | |
| # n.b. typos and stale entries will fail in subsequent steps, so don't sweat this too much | |
| get_historical_hosts() { | |
| grep "^ssh " "${HOME}/.bash_history" | | |
| tr " " "\n" | | |
| grep -Ev '^ssh$|^-v+|^-[a-zA-Z]$|^.*.pem$|^".*.pem"$|^raw$|^$|^~|^.$' | |
Syntax: cat <filename> | jq -c '.[] | select( .<key> | contains("<value>"))'
Example: To get json record having _id equal 611
cat my.json | jq -c '.[] | select( ._id | contains(611))'Remember: if JSON value has no double quotes (eg. for numeric) to do not supply in filter i.e. in contains(611)
| #!/bin/bash | |
| #title :wildfly-install.sh | |
| #description :The script to install Wildfly 10.x | |
| #more :http://sukharevd.net/wildfly-8-installation.html | |
| #author :Dmitriy Sukharev | |
| #date :2016-06-29T15:45-1600 | |
| #usage :/bin/bash wildfly-install.sh | |
| #tested-version1 :10.1.0.Final | |
| #tested-distros1 :Ubuntu 16.04 |
| :) SELECT toMonday(EventDate) AS k, count(), uniq(UserID) FROM hits_layer WHERE CounterID = 29761725 AND EventDate >= '2016-05-01' GROUP BY k ORDER BY k | |
| SELECT | |
| toMonday(EventDate) AS k, | |
| count(), | |
| uniq(UserID) | |
| FROM hits_layer | |
| WHERE (CounterID = 29761725) AND (EventDate >= '2016-05-01') | |
| GROUP BY k | |
| ORDER BY k ASC |
| #!/bin/bash | |
| # Usage: | |
| # ./git-truncate.sh SHA1 | |
| # Removes all the history prior to commit "SHA1" | |
| git checkout --orphan temp $1 | |
| git commit -m "Truncated history of git repo" | |
| git rebase --onto temp $1 master | |
| git branch -D temp |
| # to generate your dhparam.pem file, run in the terminal | |
| openssl dhparam -out /etc/nginx/ssl/dhparam.pem 2048 |